<?xml version="1.0" encoding="utf-8"?>
<!--Generated by DFIN XBRL Instance Document - http://www.dfinsolutions.com/ - Version R3.0 - on 21-December-2023 [11:31:10] {PM}-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CoverPage" roleURI="http://www.magentatx.com/role/CoverPage" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedBalanceSheetsUnaudited" roleURI="http://www.magentatx.com/role/CondensedConsolidatedBalanceSheetsUnaudited" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedBalanceSheetsParenthetical" roleURI="http://www.magentatx.com/role/CondensedConsolidatedBalanceSheetsParenthetical" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" roleURI="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficit" roleURI="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficit" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficitParenthetical" roleURI="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficitParenthetical" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CondensedConsolidatedStatementsOfCashFlows" roleURI="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfCashFlows" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#OrganizationDescriptionOfBusinessAndLiquidity" roleURI="http://www.magentatx.com/role/OrganizationDescriptionOfBusinessAndLiquidity" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SummaryOfSignificantAccountingPolicies" roleURI="http://www.magentatx.com/role/SummaryOfSignificantAccountingPolicies" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ReverseMerger" roleURI="http://www.magentatx.com/role/ReverseMerger" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ShortTermInvestments" roleURI="http://www.magentatx.com/role/ShortTermInvestments" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PrepaidExpensesAndOtherCurrentAssets" roleURI="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssets" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PropertyAndEquipment" roleURI="http://www.magentatx.com/role/PropertyAndEquipment" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#FairValueOfFinancialInstruments" roleURI="http://www.magentatx.com/role/FairValueOfFinancialInstruments" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#AccruedExpenses" roleURI="http://www.magentatx.com/role/AccruedExpenses" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#Leases" roleURI="http://www.magentatx.com/role/Leases" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ConvertiblePreferredStock" roleURI="http://www.magentatx.com/role/ConvertiblePreferredStock" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommonStock" roleURI="http://www.magentatx.com/role/CommonStock" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PreferredStockAndConvertiblePreferredStock" roleURI="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStock" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensation" roleURI="http://www.magentatx.com/role/StockBasedCompensation" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LicenseRevenueRelatedParty" roleURI="http://www.magentatx.com/role/LicenseRevenueRelatedParty" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxes" roleURI="http://www.magentatx.com/role/IncomeTaxes" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#NetLossPerShare" roleURI="http://www.magentatx.com/role/NetLossPerShare" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommitmentsAndContingencies" roleURI="http://www.magentatx.com/role/CommitmentsAndContingencies" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#RelatedPartyTransactions" roleURI="http://www.magentatx.com/role/RelatedPartyTransactions" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SubsequentEvents" roleURI="http://www.magentatx.com/role/SubsequentEvents" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesPolicies" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SummaryOfSignificantAccountingPoliciesTables" roleURI="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ReverseMergerTables" roleURI="http://www.magentatx.com/role/ReverseMergerTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ShortTermInvestmentsTables" roleURI="http://www.magentatx.com/role/ShortTermInvestmentsTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PrepaidExpensesAndOtherCurrentAssetsTables" roleURI="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssetsTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PropertyAndEquipmentTables" roleURI="http://www.magentatx.com/role/PropertyAndEquipmentTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#FairValueOfFinancialInstrumentsTables" roleURI="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#AccruedExpensesTables" roleURI="http://www.magentatx.com/role/AccruedExpensesTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LeasesTables" roleURI="http://www.magentatx.com/role/LeasesTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxesTables" roleURI="http://www.magentatx.com/role/IncomeTaxesTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommonStockTables" roleURI="http://www.magentatx.com/role/CommonStockTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PreferredStockAndConvertiblePreferredStockTables" roleURI="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationTables" roleURI="http://www.magentatx.com/role/StockBasedCompensationTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#NetLossPerShareTables" roleURI="http://www.magentatx.com/role/NetLossPerShareTables" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#OrganizationDescriptionOfBusinessAndLiquidityAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/OrganizationDescriptionOfBusinessAndLiquidityAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SummaryOfSignificantAccountingPoliciesScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail" roleURI="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ReverseMergerScheduleOfCompanyObtainedAssetsAndLiabilitiesDetail" roleURI="http://www.magentatx.com/role/ReverseMergerScheduleOfCompanyObtainedAssetsAndLiabilitiesDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ReverseMergerAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/ReverseMergerAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ShortTermInvestmentsScheduleOfShortTermInvestmentsDetail" roleURI="http://www.magentatx.com/role/ShortTermInvestmentsScheduleOfShortTermInvestmentsDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PrepaidExpensesAndOtherCurrentAssetsSummaryOfPrepaidExpensesAndOtherCurrentAssetsDetail" roleURI="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssetsSummaryOfPrepaidExpensesAndOtherCurrentAssetsDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PropertyAndEquipmentScheduleOfPropertyAndEquipmentNetDetail" roleURI="http://www.magentatx.com/role/PropertyAndEquipmentScheduleOfPropertyAndEquipmentNetDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PropertyAndEquipmentAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/PropertyAndEquipmentAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#FairValueOfFinancialInstrumentsScheduleOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetail" roleURI="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsScheduleOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#FairValueOfFinancialInstrumentsAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#AccruedExpensesScheduleOfAccruedExpensesDetail" roleURI="http://www.magentatx.com/role/AccruedExpensesScheduleOfAccruedExpensesDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LeasesAdditionalInformationDetails" roleURI="http://www.magentatx.com/role/LeasesAdditionalInformationDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LeasesSummaryOfTheComponentsOfLeaseCostsAndRentDetails" roleURI="http://www.magentatx.com/role/LeasesSummaryOfTheComponentsOfLeaseCostsAndRentDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LeasesScheduleOfMaturitiesOfOperatingLeaseLiabilitiesDetails" roleURI="http://www.magentatx.com/role/LeasesScheduleOfMaturitiesOfOperatingLeaseLiabilitiesDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#ConvertiblePreferredStockAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/ConvertiblePreferredStockAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommonStockAdditionalInformationDetails" roleURI="http://www.magentatx.com/role/CommonStockAdditionalInformationDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommonStockScheduleOfCommonStockReservedForFutureIssuanceDetails" roleURI="http://www.magentatx.com/role/CommonStockScheduleOfCommonStockReservedForFutureIssuanceDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PreferredStockAndConvertiblePreferredStockAdditionalInformationDetails" roleURI="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockAdditionalInformationDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#PreferredStockAndConvertiblePreferredStockScheduleOfPreferredStockActivityDetails" roleURI="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockScheduleOfPreferredStockActivityDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfStockOptionActivityDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockOptionActivityDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfStockOptionActivityParentheticalDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockOptionActivityParentheticalDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfGrantDateFairValueOfStockOptionsIssuedPresentedOnAWeightedAverageBasisDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfGrantDateFairValueOfStockOptionsIssuedPresentedOnAWeightedAverageBasisDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfActivityRelatingToRestrictedStockUnitsDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfActivityRelatingToRestrictedStockUnitsDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfStockBasedCompensationExpenseDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockBasedCompensationExpenseDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#StockBasedCompensationScheduleOfAssumptionsUsedToDetermineTheFairValueOfWarrantDetail" roleURI="http://www.magentatx.com/role/StockBasedCompensationScheduleOfAssumptionsUsedToDetermineTheFairValueOfWarrantDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#LicenseRevenueRelatedPartyAdditionalInformationDetails" roleURI="http://www.magentatx.com/role/LicenseRevenueRelatedPartyAdditionalInformationDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxesScheduleOfReconciliationOfUSFederalStatutoryRateToEffectiveTaxRateDetail" roleURI="http://www.magentatx.com/role/IncomeTaxesScheduleOfReconciliationOfUSFederalStatutoryRateToEffectiveTaxRateDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxesCompanysDeferredTaxAssetsDetail" roleURI="http://www.magentatx.com/role/IncomeTaxesCompanysDeferredTaxAssetsDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxesChangesInDeferredTaxAssetValuationAllowanceDetail" roleURI="http://www.magentatx.com/role/IncomeTaxesChangesInDeferredTaxAssetValuationAllowanceDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#IncomeTaxesAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/IncomeTaxesAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#NetLossPerShareScheduleOfBasicAndDilutedNetLossPerCommonShareDetail" roleURI="http://www.magentatx.com/role/NetLossPerShareScheduleOfBasicAndDilutedNetLossPerCommonShareDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#NetLossPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail" roleURI="http://www.magentatx.com/role/NetLossPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#CommitmentsAndContingenciesAdditionalInformationDetails" roleURI="http://www.magentatx.com/role/CommitmentsAndContingenciesAdditionalInformationDetails" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#RelatedPartyTransactionsAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/RelatedPartyTransactionsAdditionalInformationDetail" />
<roleRef xlink:type="simple" xlink:href="dnth-20230930.xsd#SubsequentEventsAdditionalInformationDetail" roleURI="http://www.magentatx.com/role/SubsequentEventsAdditionalInformationDetail" />
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CoverPage">
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CoverAbstract" xlink:label="loc_dei_CoverAbstract_101" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_138" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_101" xlink:to="loc_us-gaap_StatementTable_138" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_104" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_138" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_104" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_103" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_104" xlink:to="loc_us-gaap_EquityComponentDomain_103" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressesAddressTypeAxis" xlink:label="loc_dei_EntityAddressesAddressTypeAxis_1082" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_138" xlink:to="loc_dei_EntityAddressesAddressTypeAxis_1082" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AddressTypeDomain" xlink:label="loc_dei_AddressTypeDomain_1083" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityAddressesAddressTypeAxis_1082" xlink:to="loc_dei_AddressTypeDomain_1083" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_BusinessContactMember" xlink:label="loc_dei_BusinessContactMember_1084" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_AddressTypeDomain_1083" xlink:to="loc_dei_BusinessContactMember_1084" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_107" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_138" xlink:to="loc_us-gaap_StatementLineItems_107" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_105" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_DocumentType_105" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_108" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_AmendmentFlag_108" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_114" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityRegistrantName_114" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_117" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityCentralIndexKey_117" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_120" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityFilerCategory_120" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityExTransitionPeriod" xlink:label="loc_dei_EntityExTransitionPeriod_121" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityExTransitionPeriod_121" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_dei_EntityEmergingGrowthCompany_122" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityEmergingGrowthCompany_122" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntitySmallBusiness" xlink:label="loc_dei_EntitySmallBusiness_123" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntitySmallBusiness_123" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_dei_EntityTaxIdentificationNumber_125" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityTaxIdentificationNumber_125" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_129" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityIncorporationStateCountryCode_129" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_130" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityAddressAddressLine1_130" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_131" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityAddressCityOrTown_131" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_132" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityAddressPostalZipCode_132" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_133" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_EntityAddressStateOrProvince_133" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_135" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_CityAreaCode_135" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LocalPhoneNumber" xlink:label="loc_dei_LocalPhoneNumber_136" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_107" xlink:to="loc_dei_LocalPhoneNumber_136" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/label" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedBalanceSheetsUnaudited">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_140" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_151" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_140" xlink:to="loc_us-gaap_StatementTable_151" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_148" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_151" xlink:to="loc_dei_LegalEntityAxis_148" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_150" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_148" xlink:to="loc_dei_EntityDomain_150" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedAndNonrelatedPartyStatusAxis" xlink:label="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_157" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_151" xlink:to="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_157" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedAndNonrelatedPartyStatusDomain" xlink:label="loc_us-gaap_RelatedAndNonrelatedPartyStatusDomain_143" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_157" xlink:to="loc_us-gaap_RelatedAndNonrelatedPartyStatusDomain_143" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1113" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_151" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1113" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_1114" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1113" xlink:to="loc_us-gaap_ClassOfStockDomain_1114" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1115" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1114" xlink:to="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1115" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1116" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1114" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1116" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1117" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1114" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1117" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_164" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_151" xlink:to="loc_us-gaap_StatementLineItems_164" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_149" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_164" xlink:to="loc_us-gaap_AssetsAbstract_149" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_144" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_149" xlink:to="loc_us-gaap_AssetsCurrentAbstract_144" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_142" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_142" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermInvestments" xlink:label="loc_us-gaap_ShortTermInvestments_153" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_ShortTermInvestments_153" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_160" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_160" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UnbilledReceivablesCurrent" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_166" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_166" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_171" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_171" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_175" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_144" xlink:to="loc_us-gaap_AssetsCurrent_175" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_154" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_149" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_154" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_161" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_149" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_161" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_OtherAssetsAndRestrictedCash" xlink:label="loc_dnth_OtherAssetsAndRestrictedCash_167" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_149" xlink:to="loc_dnth_OtherAssetsAndRestrictedCash_167" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_172" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_149" xlink:to="loc_us-gaap_Assets_172" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_164" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_146" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_146" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_141" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_146" xlink:to="loc_us-gaap_AccountsPayableCurrent_141" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_152" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_146" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_152" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_159" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_146" xlink:to="loc_us-gaap_DeferredRevenueCurrent_159" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_165" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_146" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_165" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_170" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_146" xlink:to="loc_us-gaap_LiabilitiesCurrent_170" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueNoncurrent" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_156" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_DeferredRevenueNoncurrent_156" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_163" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_163" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_169" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_Liabilities_169" use="optional" order="33" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_174" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_CommitmentsAndContingencies_174" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_177" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_177" use="optional" order="35" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ConvertiblePreferredStock" xlink:label="loc_dnth_ConvertiblePreferredStock_1329" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_dnth_ConvertiblePreferredStock_1329" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_178" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_StockholdersEquityAbstract_178" use="optional" order="37" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_145" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_PreferredStockValue_145" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_155" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_CommonStockValue_155" use="optional" order="39" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_162" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_162" use="optional" order="40" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_168" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_168" use="optional" order="41" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_173" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_173" use="optional" order="42" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_176" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_178" xlink:to="loc_us-gaap_StockholdersEquity_176" use="optional" order="43" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_179" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_158" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_179" use="optional" order="44" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedBalanceSheetsParenthetical">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_181" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_185" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_181" xlink:to="loc_us-gaap_StatementTable_185" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_182" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_185" xlink:to="loc_dei_LegalEntityAxis_182" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_184" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_182" xlink:to="loc_dei_EntityDomain_184" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1120" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_185" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1120" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_1121" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1120" xlink:to="loc_us-gaap_ClassOfStockDomain_1121" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1122" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1121" xlink:to="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1122" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1123" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1121" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1123" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1124" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1121" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1124" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_186" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_185" xlink:to="loc_us-gaap_StatementLineItems_186" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:label="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_183" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_TemporaryEquityParOrStatedValuePerShare_183" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquitySharesAuthorized" xlink:label="loc_us-gaap_TemporaryEquitySharesAuthorized_187" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_TemporaryEquitySharesAuthorized_187" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquitySharesIssued" xlink:label="loc_us-gaap_TemporaryEquitySharesIssued_188" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_TemporaryEquitySharesIssued_188" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquitySharesOutstanding" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_189" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_189" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquityLiquidationPreference" xlink:label="loc_us-gaap_TemporaryEquityLiquidationPreference_190" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_TemporaryEquityLiquidationPreference_190" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_191" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_191" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PreferredStockParValuePerShare" xlink:label="loc_dnth_PreferredStockParValuePerShare_1319" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_dnth_PreferredStockParValuePerShare_1319" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_192" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_192" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_193" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_PreferredStockSharesIssued_193" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_194" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_194" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockLiquidationPreferenceValue" xlink:label="loc_us-gaap_PreferredStockLiquidationPreferenceValue_1119" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_PreferredStockLiquidationPreferenceValue_1119" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_195" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_195" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_196" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_196" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_197" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_CommonStockSharesIssued_197" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_198" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_198" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PreferredStockAuthorizedShares" xlink:label="loc_dnth_PreferredStockAuthorizedShares_1323" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_186" xlink:to="loc_dnth_PreferredStockAuthorizedShares_1323" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_200" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_203" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_200" xlink:to="loc_us-gaap_StatementTable_203" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_206" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_203" xlink:to="loc_dei_LegalEntityAxis_206" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_208" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_206" xlink:to="loc_dei_EntityDomain_208" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_213" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_203" xlink:to="loc_us-gaap_StatementLineItems_213" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RevenueFromContractWithCustomerAbstract" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_207" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerAbstract_207" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_204" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_207" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_204" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_214" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_OperatingExpensesAbstract_214" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_201" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_214" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_201" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_210" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_214" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_210" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_216" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_214" xlink:to="loc_us-gaap_OperatingExpenses_216" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_218" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_OperatingIncomeLoss_218" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InterestIncomeOther" xlink:label="loc_us-gaap_InterestIncomeOther_209" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" xlink:to="loc_us-gaap_InterestIncomeOther_209" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_215" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_215" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_219" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_219" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_221" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_220" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_221" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_222" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_NetIncomeLoss_222" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_223" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_EarningsPerShareBasic_223" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_224" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_EarningsPerShareDiluted_224" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_225" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_225" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_226" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_226" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAbstract" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_227" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_213" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_227" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_205" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_227" xlink:to="loc_us-gaap_NetIncomeLoss_205" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_212" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_227" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_212" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_202" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_212" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_202" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_211" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_212" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_211" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_217" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxAbstract_227" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_217" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficit">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_229" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_230" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_229" xlink:to="loc_us-gaap_StatementTable_230" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_234" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_230" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_234" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_233" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_234" xlink:to="loc_us-gaap_EquityComponentDomain_233" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_232" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_233" xlink:to="loc_us-gaap_CommonStockMember_232" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockMember" xlink:label="loc_us-gaap_PreferredStockMember_236" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_233" xlink:to="loc_us-gaap_PreferredStockMember_236" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_240" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_233" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_240" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_243" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_233" xlink:to="loc_us-gaap_RetainedEarningsMember_243" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_245" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_233" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_245" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_237" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_230" xlink:to="loc_us-gaap_StatementClassOfStockAxis_237" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_239" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_237" xlink:to="loc_us-gaap_ClassOfStockDomain_239" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_231" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_239" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_231" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1126" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_239" xlink:to="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1126" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1127" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_239" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1127" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1128" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_239" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1128" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RedeemableConvertiblePreferredStockMember" xlink:label="loc_us-gaap_RedeemableConvertiblePreferredStockMember_1130" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_239" xlink:to="loc_us-gaap_RedeemableConvertiblePreferredStockMember_1130" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1335" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_230" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1335" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1336" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1335" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1336" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_1337" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1336" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_1337" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_241" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_230" xlink:to="loc_us-gaap_StatementLineItems_241" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_235" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockholdersEquity_235" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_238" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_SharesOutstanding_238" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_242" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_242" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_244" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_244" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_246" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_246" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_247" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_247" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_248" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_248" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_249" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_249" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCosts" xlink:label="loc_dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCosts_250" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCosts_250" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCostsShare" xlink:label="loc_dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCostsShare_251" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_dnth_IssuanceOfCommonStockAndPreFundedWarrantsInThePreClosingFinancingNetOfIssuanceCostsShare_251" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_252" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_252" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_253" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_253" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ChangeInParValueResultingFromRecapitalization" xlink:label="loc_dnth_ChangeInParValueResultingFromRecapitalization_255" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_dnth_ChangeInParValueResultingFromRecapitalization_255" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReverseRecapitalizationTransactionCosts" xlink:label="loc_dnth_ReverseRecapitalizationTransactionCosts_256" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_dnth_ReverseRecapitalizationTransactionCosts_256" use="optional" order="33" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_257" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_257" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_258" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_NetIncomeLoss_258" use="optional" order="35" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_259" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_259" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_260" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_StockholdersEquity_260" use="optional" order="37" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_261" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_241" xlink:to="loc_us-gaap_SharesOutstanding_261" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfChangesInConvertiblePreferredStockAndStockholdersEquityDeficitParenthetical">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_263" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_264" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_263" xlink:to="loc_us-gaap_StatementTable_264" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_266" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_264" xlink:to="loc_us-gaap_StatementClassOfStockAxis_266" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_269" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_266" xlink:to="loc_us-gaap_ClassOfStockDomain_269" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_265" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_269" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_265" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1138" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_269" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1138" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1139" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_269" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1139" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_268" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_264" xlink:to="loc_us-gaap_StatementLineItems_268" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_StockIssuanceCost" xlink:label="loc_dnth_StockIssuanceCost_267" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_268" xlink:to="loc_dnth_StockIssuanceCost_267" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CondensedConsolidatedStatementsOfCashFlows">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_271" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_275" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_271" xlink:to="loc_us-gaap_StatementTable_275" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1140" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_275" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1140" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_1141" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1140" xlink:to="loc_us-gaap_ClassOfStockDomain_1141" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1142" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1141" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1142" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1143" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1141" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1143" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_287" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_275" xlink:to="loc_us-gaap_StatementLineItems_287" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_276" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" xlink:to="loc_us-gaap_ProfitLoss_276" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_274" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" xlink:to="loc_us-gaap_Depreciation_274" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_284" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" xlink:to="loc_us-gaap_ShareBasedCompensation_284" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_292" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_292" use="optional" order="12" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_299" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_285" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_299" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInDueFromRelatedParties" xlink:label="loc_us-gaap_IncreaseDecreaseInDueFromRelatedParties_272" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_us-gaap_IncreaseDecreaseInDueFromRelatedParties_272" use="optional" order="15" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_UnbilledReceivableFromRelatedParty" xlink:label="loc_dnth_UnbilledReceivableFromRelatedParty_282" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_dnth_UnbilledReceivableFromRelatedParty_282" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_290" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_290" use="optional" order="17" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_297" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_297" use="optional" order="18" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccountsPayableAccruedExpensesAndLeaseLiabilities" xlink:label="loc_dnth_AccountsPayableAccruedExpensesAndLeaseLiabilities_304" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_dnth_AccountsPayableAccruedExpensesAndLeaseLiabilities_304" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_308" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_293" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_308" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_300" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_279" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_300" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsForCapitalImprovements" xlink:label="loc_us-gaap_PaymentsForCapitalImprovements_281" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" xlink:to="loc_us-gaap_PaymentsForCapitalImprovements_281" use="optional" order="23" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsToAcquireShortTermInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireShortTermInvestments_289" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" xlink:to="loc_us-gaap_PaymentsToAcquireShortTermInvestments_289" use="optional" order="24" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_296" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_296" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_303" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_288" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_303" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_277" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_277" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ProceedsFromThePreClosingFinancing" xlink:label="loc_dnth_ProceedsFromThePreClosingFinancing_286" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_dnth_ProceedsFromThePreClosingFinancing_286" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_1137" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_1137" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsOfStockIssuanceCosts" xlink:label="loc_us-gaap_PaymentsOfStockIssuanceCosts_294" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_PaymentsOfStockIssuanceCosts_294" use="optional" order="31" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CashAcquiredInConnectionWithTheReverseRecapitalization" xlink:label="loc_dnth_CashAcquiredInConnectionWithTheReverseRecapitalization_301" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_dnth_CashAcquiredInConnectionWithTheReverseRecapitalization_301" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PaymentOfReverseRecapitalizationTransactionCosts" xlink:label="loc_dnth_PaymentOfReverseRecapitalizationTransactionCosts_306" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_dnth_PaymentOfReverseRecapitalizationTransactionCosts_306" use="optional" order="33" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="loc_us-gaap_ProceedsFromNotesPayable_310" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_ProceedsFromNotesPayable_310" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RepaymentsOfNotesPayable" xlink:label="loc_us-gaap_RepaymentsOfNotesPayable_313" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_RepaymentsOfNotesPayable_313" use="optional" order="35" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock_316" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfConvertiblePreferredStock_316" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PaymentsForRepurchaseOfConvertiblePreferredStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfConvertiblePreferredStock_318" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfConvertiblePreferredStock_318" use="optional" order="37" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_319" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_295" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_319" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_302" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_302" use="optional" order="39" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_307" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_307" use="optional" order="40" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_311" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_311" use="optional" order="41" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_287" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" use="optional" order="42" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_273" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_273" use="optional" order="43" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RestrictedCash" xlink:label="loc_us-gaap_RestrictedCash_283" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_us-gaap_RestrictedCash_283" use="optional" order="44" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_291" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_291" use="optional" order="45" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_298" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_us-gaap_InterestPaidNet_298" use="optional" order="46" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_305" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_305" use="optional" order="47" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IssuanceCostsInConnectionWithPreClosingFinancingIncludedInAccruedExpenses" xlink:label="loc_dnth_IssuanceCostsInConnectionWithPreClosingFinancingIncludedInAccruedExpenses_309" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_dnth_IssuanceCostsInConnectionWithPreClosingFinancingIncludedInAccruedExpenses_309" use="optional" order="48" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TransactionCostsRelatedToReverseRecapitalizationIncludedInAccountsPayableAndAccruedExpenses" xlink:label="loc_dnth_TransactionCostsRelatedToReverseRecapitalizationIncludedInAccountsPayableAndAccruedExpenses_312" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_dnth_TransactionCostsRelatedToReverseRecapitalizationIncludedInAccountsPayableAndAccruedExpenses_312" use="optional" order="49" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ConversionOfConvertiblePreferredStockIntoCommonStock" xlink:label="loc_dnth_ConversionOfConvertiblePreferredStockIntoCommonStock_315" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_dnth_ConversionOfConvertiblePreferredStockIntoCommonStock_315" use="optional" order="50" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AdditionsToRightOfUseLeaseAssetsFromNewOperatingLeaseLiabilities" xlink:label="loc_dnth_AdditionsToRightOfUseLeaseAssetsFromNewOperatingLeaseLiabilities_317" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_314" xlink:to="loc_dnth_AdditionsToRightOfUseLeaseAssetsFromNewOperatingLeaseLiabilities_317" use="optional" order="51" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/OrganizationDescriptionOfBusinessAndLiquidity">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_321" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_322" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_321" xlink:to="loc_us-gaap_StatementTable_322" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_323" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_322" xlink:to="loc_dei_LegalEntityAxis_323" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_325" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_323" xlink:to="loc_dei_EntityDomain_325" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_326" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_322" xlink:to="loc_us-gaap_StatementLineItems_326" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock" xlink:label="loc_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_324" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_326" xlink:to="loc_us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock_324" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SummaryOfSignificantAccountingPolicies">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_328" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_329" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_328" xlink:to="loc_us-gaap_StatementTable_329" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_330" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_329" xlink:to="loc_dei_LegalEntityAxis_330" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_332" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_330" xlink:to="loc_dei_EntityDomain_332" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_333" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_329" xlink:to="loc_us-gaap_StatementLineItems_333" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_331" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_333" xlink:to="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_331" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ReverseMerger">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_335" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_336" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_335" xlink:to="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_336" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ShortTermInvestments">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermInvestmentsAbstract" xlink:label="loc_us-gaap_ShortTermInvestmentsAbstract_338" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InvestmentTextBlock" xlink:label="loc_us-gaap_InvestmentTextBlock_339" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShortTermInvestmentsAbstract_338" xlink:to="loc_us-gaap_InvestmentTextBlock_339" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssets">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_341" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherCurrentAssetsTextBlock" xlink:label="loc_us-gaap_OtherCurrentAssetsTextBlock_342" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_341" xlink:to="loc_us-gaap_OtherCurrentAssetsTextBlock_342" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PropertyAndEquipment">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_344" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_345" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_344" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_345" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/FairValueOfFinancialInstruments">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_347" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_348" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_347" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_348" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/AccruedExpenses">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaap_PayablesAndAccrualsAbstract_350" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_351" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_350" xlink:to="loc_us-gaap_StatementTable_351" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_352" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_351" xlink:to="loc_dei_LegalEntityAxis_352" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_354" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_352" xlink:to="loc_dei_EntityDomain_354" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_355" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_351" xlink:to="loc_us-gaap_StatementLineItems_355" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:label="loc_us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_353" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_355" xlink:to="loc_us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_353" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/Leases">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_363" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="loc_us-gaap_LeasesOfLesseeDisclosureTextBlock_364" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_363" xlink:to="loc_us-gaap_LeasesOfLesseeDisclosureTextBlock_364" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ConvertiblePreferredStock">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquityDisclosureAbstract" xlink:label="loc_us-gaap_TemporaryEquityDisclosureAbstract_1158" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTextBlock" xlink:label="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTextBlock_1159" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityDisclosureAbstract_1158" xlink:to="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTextBlock_1159" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommonStock">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_366" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_367" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_366" xlink:to="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_367" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStock">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_369" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockTextBlock" xlink:label="loc_us-gaap_PreferredStockTextBlock_370" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_369" xlink:to="loc_us-gaap_PreferredStockTextBlock_370" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensation">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_372" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_373" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_372" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_373" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LicenseRevenueRelatedParty">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_375" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DisclosureOfLicenseRevenueToRelatedPartiesTextBlock" xlink:label="loc_dnth_DisclosureOfLicenseRevenueToRelatedPartiesTextBlock_376" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_375" xlink:to="loc_dnth_DisclosureOfLicenseRevenueToRelatedPartiesTextBlock_376" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxes">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1229" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_1230" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1229" xlink:to="loc_us-gaap_StatementTable_1230" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1231" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1230" xlink:to="loc_dei_LegalEntityAxis_1231" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1232" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1231" xlink:to="loc_dei_EntityDomain_1232" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_1233" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1230" xlink:to="loc_us-gaap_StatementLineItems_1233" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_1235" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1233" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_1235" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/NetLossPerShare">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_378" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_379" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_378" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_379" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommitmentsAndContingencies">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_381" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_382" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_381" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_382" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/RelatedPartyTransactions">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_391" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_392" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_391" xlink:to="loc_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_392" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SubsequentEvents">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_394" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_395" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_394" xlink:to="loc_us-gaap_SubsequentEventsTextBlock_395" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesPolicies">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_397" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_398" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_397" xlink:to="loc_us-gaap_StatementTable_398" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_399" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_398" xlink:to="loc_dei_LegalEntityAxis_399" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_401" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_399" xlink:to="loc_dei_EntityDomain_401" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_402" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_398" xlink:to="loc_us-gaap_StatementLineItems_402" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_400" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_400" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_403" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_UseOfEstimates_403" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_404" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_404" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_us-gaap_ConcentrationRiskCreditRisk_405" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_ConcentrationRiskCreditRisk_405" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_InvestmentPolicyTextBlock" xlink:label="loc_us-gaap_InvestmentPolicyTextBlock_406" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_InvestmentPolicyTextBlock_406" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_us-gaap_ReceivablesPolicyTextBlock_407" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_ReceivablesPolicyTextBlock_407" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_408" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_408" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="loc_us-gaap_LesseeLeasesPolicyTextBlock_409" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_LesseeLeasesPolicyTextBlock_409" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_410" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_410" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:label="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_411" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_411" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy" xlink:label="loc_us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy_412" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy_412" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_413" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_413" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RevenueRecognitionServicesLicensingFees" xlink:label="loc_us-gaap_RevenueRecognitionServicesLicensingFees_414" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_RevenueRecognitionServicesLicensingFees_414" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpensePolicy_415" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpensePolicy_415" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PatentCostsPolicyTextBlock" xlink:label="loc_dnth_PatentCostsPolicyTextBlock_416" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_dnth_PatentCostsPolicyTextBlock_416" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_417" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_IncomeTaxPolicyTextBlock_417" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_418" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_418" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:label="loc_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_419" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_419" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="loc_us-gaap_EarningsPerSharePolicyTextBlock_420" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_EarningsPerSharePolicyTextBlock_420" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_421" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_402" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_421" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_423" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_424" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_423" xlink:to="loc_us-gaap_StatementTable_424" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_425" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_424" xlink:to="loc_us-gaap_StatementLineItems_425" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_426" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_425" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_426" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ReverseMergerTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_428" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_429" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_428" xlink:to="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_429" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ShortTermInvestmentsTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermInvestmentsAbstract" xlink:label="loc_us-gaap_ShortTermInvestmentsAbstract_431" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock_432" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShortTermInvestmentsAbstract_431" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock_432" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssetsTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_434" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_435" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_434" xlink:to="loc_us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_435" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PropertyAndEquipmentTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_437" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_438" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_437" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_438" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_440" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_441" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_440" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_441" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/AccruedExpensesTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaap_PayablesAndAccrualsAbstract_443" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_444" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_443" xlink:to="loc_us-gaap_StatementTable_444" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_445" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_444" xlink:to="loc_dei_LegalEntityAxis_445" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_447" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_445" xlink:to="loc_dei_EntityDomain_447" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_448" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_444" xlink:to="loc_us-gaap_StatementLineItems_448" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_446" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_448" xlink:to="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_446" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LeasesTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_457" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="loc_us-gaap_LeaseCostTableTextBlock_458" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_457" xlink:to="loc_us-gaap_LeaseCostTableTextBlock_458" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_459" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_457" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_459" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxesTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1237" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_1238" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1237" xlink:to="loc_us-gaap_StatementTable_1238" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1239" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1238" xlink:to="loc_dei_LegalEntityAxis_1239" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1240" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1239" xlink:to="loc_dei_EntityDomain_1240" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_1241" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1238" xlink:to="loc_us-gaap_StatementLineItems_1241" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_1242" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1241" xlink:to="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_1242" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1243" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1241" xlink:to="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1243" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SummaryOfValuationAllowanceTextBlock" xlink:label="loc_us-gaap_SummaryOfValuationAllowanceTextBlock_1244" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1241" xlink:to="loc_us-gaap_SummaryOfValuationAllowanceTextBlock_1244" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommonStockTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_461" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ScheduleOfCommonStockSharesReservedForFutureIssuanceTableTextblock" xlink:label="loc_dnth_ScheduleOfCommonStockSharesReservedForFutureIssuanceTableTextblock_462" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_461" xlink:to="loc_dnth_ScheduleOfCommonStockSharesReservedForFutureIssuanceTableTextblock_462" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_464" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfStockByClassTextBlock" xlink:label="loc_us-gaap_ScheduleOfStockByClassTextBlock_465" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_464" xlink:to="loc_us-gaap_ScheduleOfStockByClassTextBlock_465" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_468" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_468" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_469" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" xlink:to="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_469" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_470" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_470" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_471" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_471" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DisclosureInTabularFormOfAssumptionsUsedToDetermineTheFairValueOfWarrantTableTextBlock" xlink:label="loc_dnth_DisclosureInTabularFormOfAssumptionsUsedToDetermineTheFairValueOfWarrantTableTextBlock_1200" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_467" xlink:to="loc_dnth_DisclosureInTabularFormOfAssumptionsUsedToDetermineTheFairValueOfWarrantTableTextBlock_1200" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/NetLossPerShareTables">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_453" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_454" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_453" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_454" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_455" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_453" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_455" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/OrganizationDescriptionOfBusinessAndLiquidityAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_473" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" xlink:label="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_473" xlink:to="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_476" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_dei_LegalEntityAxis_476" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_485" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_476" xlink:to="loc_dei_EntityDomain_485" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_488" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_488" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_480" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_488" xlink:to="loc_us-gaap_EquityComponentDomain_480" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_475" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_480" xlink:to="loc_us-gaap_CommonStockMember_475" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_492" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_492" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_481" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_492" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_481" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_495" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_srt_RangeAxis_495" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_479" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_495" xlink:to="loc_srt_RangeMember_479" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_497" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_497" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_474" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_497" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_474" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_1339" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_474" xlink:to="loc_us-gaap_SubsequentEventMember_1339" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_499" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_499" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_487" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_499" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_487" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AgreementAxis" xlink:label="loc_dnth_AgreementAxis_1341" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_dnth_AgreementAxis_1341" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AgreementDomain" xlink:label="loc_dnth_AgreementDomain_1342" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_AgreementAxis_1341" xlink:to="loc_dnth_AgreementDomain_1342" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1345" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1345" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="loc_us-gaap_TypeOfAdoptionMember_1346" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1345" xlink:to="loc_us-gaap_TypeOfAdoptionMember_1346" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" xlink:label="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_482" xlink:to="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityReverseStockSplit" xlink:label="loc_us-gaap_StockholdersEquityReverseStockSplit_496" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_us-gaap_StockholdersEquityReverseStockSplit_496" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_498" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_us-gaap_NetIncomeLoss_498" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_500" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_500" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_510" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_us-gaap_CommonStockSharesIssued_510" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_512" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_us-gaap_SharesOutstanding_512" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SplitAdjustedExchangeRatioOfReverseMerger" xlink:label="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_513" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_513" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SharesOfCommonStockIssuedInPreClosingFinancing" xlink:label="loc_dnth_SharesOfCommonStockIssuedInPreClosingFinancing_515" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_SharesOfCommonStockIssuedInPreClosingFinancing_515" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SharesPreFundedWarrantsToPurchase" xlink:label="loc_dnth_SharesPreFundedWarrantsToPurchase_516" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_SharesPreFundedWarrantsToPurchase_516" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PreFundedWarrantsExercisable" xlink:label="loc_dnth_PreFundedWarrantsExercisable_517" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_PreFundedWarrantsExercisable_517" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PrefundedWarrantsPricePerShare" xlink:label="loc_dnth_PrefundedWarrantsPricePerShare_518" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_PrefundedWarrantsPricePerShare_518" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CommonStockPricePerShare" xlink:label="loc_dnth_CommonStockPricePerShare_519" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_CommonStockPricePerShare_519" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ProceedsFromPreClosingFinancing" xlink:label="loc_dnth_ProceedsFromPreClosingFinancing_521" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_501" xlink:to="loc_dnth_ProceedsFromPreClosingFinancing_521" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_523" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_525" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_523" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_525" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_524" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_525" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_524" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_529" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_524" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_529" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_527" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_529" xlink:to="loc_us-gaap_EmployeeStockOptionMember_527" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_532" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_529" xlink:to="loc_us-gaap_RestrictedStockMember_532" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_531" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_525" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_531" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_526" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_531" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_526" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_533" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_525" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_533" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_530" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_533" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_530" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SummaryOfSignificantAccountingPoliciesAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_536" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SummaryOfSignificantAccountingPoliciesTable" xlink:label="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_536" xlink:to="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_537" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" xlink:to="loc_dei_LegalEntityAxis_537" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_541" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_537" xlink:to="loc_dei_EntityDomain_541" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1191" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1191" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1192" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1191" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1192" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComputerEquipmentMember" xlink:label="loc_us-gaap_ComputerEquipmentMember_1193" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1192" xlink:to="loc_us-gaap_ComputerEquipmentMember_1193" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_1194" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1192" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_1194" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_RecentlyAdoptedAccountingPronouncementsAxis" xlink:label="loc_dnth_RecentlyAdoptedAccountingPronouncementsAxis_543" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" xlink:to="loc_dnth_RecentlyAdoptedAccountingPronouncementsAxis_543" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_RecentlyAdoptedAccountingPronouncementsDomain" xlink:label="loc_dnth_RecentlyAdoptedAccountingPronouncementsDomain_539" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_RecentlyAdoptedAccountingPronouncementsAxis_543" xlink:to="loc_dnth_RecentlyAdoptedAccountingPronouncementsDomain_539" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SummaryOfSignificantAccountingPoliciesLineItems" xlink:label="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesTable_538" xlink:to="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff_546" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff_546" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_547" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_547" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FinanceLeaseLiability" xlink:label="loc_us-gaap_FinanceLeaseLiability_548" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_FinanceLeaseLiability_548" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_549" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_549" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_1190" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_NumberOfOperatingSegments_1190" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_1195" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_SummaryOfSignificantAccountingPoliciesLineItems_545" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_1195" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ReverseMergerScheduleOfCompanyObtainedAssetsAndLiabilitiesDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_551" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_555" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_551" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_555" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_552" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_555" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_552" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_556" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_552" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_556" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_557" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_555" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_557" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_553" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_557" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_553" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_558" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_557" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_558" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities" xlink:label="loc_dnth_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities_559" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_557" xlink:to="loc_dnth_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities_559" use="optional" order="7" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_560" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_557" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_560" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ReverseMergerAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_562" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_566" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_562" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_566" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_563" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_566" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_563" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_567" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_563" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_567" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DianthusMember" xlink:label="loc_dnth_DianthusMember_565" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_567" xlink:to="loc_dnth_DianthusMember_565" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_568" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_566" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_568" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_564" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_568" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_564" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_569" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_568" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_569" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_570" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_568" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_570" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReverseRecapitalizationTransactionCosts" xlink:label="loc_dnth_ReverseRecapitalizationTransactionCosts_571" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_568" xlink:to="loc_dnth_ReverseRecapitalizationTransactionCosts_571" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ShortTermInvestmentsScheduleOfShortTermInvestmentsDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermInvestmentsAbstract" xlink:label="loc_us-gaap_ShortTermInvestmentsAbstract_573" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_577" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShortTermInvestmentsAbstract_573" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_577" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_574" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_577" xlink:to="loc_us-gaap_FinancialInstrumentAxis_574" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_578" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_574" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_578" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_576" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_578" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_576" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_581" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_578" xlink:to="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_581" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_577" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_575" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_575" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_580" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_580" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_582" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_582" use="optional" order="9" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_583" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_579" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_583" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PrepaidExpensesAndOtherCurrentAssetsSummaryOfPrepaidExpensesAndOtherCurrentAssetsDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PrepaidMaterialsSuppliesAndResearchAndDevelopmentServices" xlink:label="loc_dnth_PrepaidMaterialsSuppliesAndResearchAndDevelopmentServices_586" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" xlink:to="loc_dnth_PrepaidMaterialsSuppliesAndResearchAndDevelopmentServices_586" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PrepaidSubscriptionsSoftwareAndOtherAdministrativeServices" xlink:label="loc_dnth_PrepaidSubscriptionsSoftwareAndOtherAdministrativeServices_587" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" xlink:to="loc_dnth_PrepaidSubscriptionsSoftwareAndOtherAdministrativeServices_587" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidInsurance" xlink:label="loc_us-gaap_PrepaidInsurance_588" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" xlink:to="loc_us-gaap_PrepaidInsurance_588" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_1155" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" xlink:to="loc_us-gaap_OtherAssetsCurrent_1155" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_589" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_585" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_589" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PropertyAndEquipmentScheduleOfPropertyAndEquipmentNetDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_591" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_592" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_591" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_592" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_596" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_592" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_596" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_594" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_596" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_594" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ComputerEquipmentMember" xlink:label="loc_us-gaap_ComputerEquipmentMember_595" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_594" xlink:to="loc_us-gaap_ComputerEquipmentMember_595" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_598" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_594" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_598" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConstructionInProgressMember" xlink:label="loc_us-gaap_ConstructionInProgressMember_1196" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_594" xlink:to="loc_us-gaap_ConstructionInProgressMember_1196" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_599" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_592" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentLineItems_599" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_593" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_599" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_593" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_597" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_599" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_597" use="optional" order="9" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_600" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_599" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_600" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PropertyAndEquipmentAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_602" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DepreciationExpense" xlink:label="loc_dnth_DepreciationExpense_1338" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_602" xlink:to="loc_dnth_DepreciationExpense_1338" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsScheduleOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_605" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_605" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_610" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" xlink:to="loc_us-gaap_FinancialInstrumentAxis_610" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_611" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_610" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_611" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_us-gaap_MoneyMarketFundsMember_606" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_611" xlink:to="loc_us-gaap_MoneyMarketFundsMember_606" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_615" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_611" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_615" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_619" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_611" xlink:to="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_619" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_618" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_618" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_613" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_618" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_613" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_609" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_613" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_609" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_617" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_613" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_617" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_621" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_621" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_607" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_621" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_607" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_614" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_607" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_614" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_622" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_612" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_622" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_608" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_622" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_608" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_616" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_622" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_616" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_620" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_622" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_620" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/FairValueOfFinancialInstrumentsAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_624" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel1" xlink:label="loc_dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel1_625" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_624" xlink:to="loc_dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel1_625" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel2" xlink:label="loc_dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel2_626" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_624" xlink:to="loc_dnth_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel2_626" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_627" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_624" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_627" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/AccruedExpensesScheduleOfAccruedExpensesDetail">
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccountsPayableAndAccruedExpenseAbstract" xlink:label="loc_dnth_AccountsPayableAndAccruedExpenseAbstract_651" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedLiabilitiesAndOtherLiabilitiesTable" xlink:label="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesTable_652" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_AccountsPayableAndAccruedExpenseAbstract_651" xlink:to="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesTable_652" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_656" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesTable_652" xlink:to="loc_dei_LegalEntityAxis_656" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_655" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_656" xlink:to="loc_dei_EntityDomain_655" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedLiabilitiesAndOtherLiabilitiesLineItems" xlink:label="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesLineItems_658" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesTable_652" xlink:to="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesLineItems_658" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaap_PayablesAndAccrualsAbstract_654" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_AccruedLiabilitiesAndOtherLiabilitiesLineItems_658" xlink:to="loc_us-gaap_PayablesAndAccrualsAbstract_654" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedExternalResearchAndDevelopmentExpensesCurrent" xlink:label="loc_dnth_AccruedExternalResearchAndDevelopmentExpensesCurrent_653" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_dnth_AccruedExternalResearchAndDevelopmentExpensesCurrent_653" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_657" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_657" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedIssuanceCostsInConnectionWithPreClosingFinancing" xlink:label="loc_dnth_AccruedIssuanceCostsInConnectionWithPreClosingFinancing_659" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_dnth_AccruedIssuanceCostsInConnectionWithPreClosingFinancing_659" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedTransactionCostsRelatedToReverseRecapitalization" xlink:label="loc_dnth_AccruedTransactionCostsRelatedToReverseRecapitalization_660" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_dnth_AccruedTransactionCostsRelatedToReverseRecapitalization_660" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AccruedProfessionalFeesCurrentAndOther" xlink:label="loc_dnth_AccruedProfessionalFeesCurrentAndOther_1313" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_dnth_AccruedProfessionalFeesCurrentAndOther_1313" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="loc_us-gaap_AccruedProfessionalFeesCurrent_661" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_us-gaap_AccruedProfessionalFeesCurrent_661" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_662" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_662" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:label="loc_us-gaap_AccruedLiabilitiesAndOtherLiabilities_663" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PayablesAndAccrualsAbstract_654" xlink:to="loc_us-gaap_AccruedLiabilitiesAndOtherLiabilities_663" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LeasesAdditionalInformationDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_665" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_LeasesTable" xlink:label="loc_dnth_LeasesTable_673" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_665" xlink:to="loc_dnth_LeasesTable_673" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_669" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesTable_673" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_669" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_674" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_669" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_674" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GeneralAndAdministrativeExpenseMember" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_676" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_674" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_676" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseContractualTermAxis" xlink:label="loc_us-gaap_LeaseContractualTermAxis_677" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesTable_673" xlink:to="loc_us-gaap_LeaseContractualTermAxis_677" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseContractualTermDomain" xlink:label="loc_us-gaap_LeaseContractualTermDomain_675" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseContractualTermAxis_677" xlink:to="loc_us-gaap_LeaseContractualTermDomain_675" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaap_TypeOfArrangementAxis_679" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesTable_673" xlink:to="loc_us-gaap_TypeOfArrangementAxis_679" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_668" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfArrangementAxis_679" xlink:to="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_668" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_681" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesTable_673" xlink:to="loc_us-gaap_ShortTermDebtTypeAxis_681" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_667" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_681" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_667" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_LeasesLineItems" xlink:label="loc_dnth_LeasesLineItems_683" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesTable_673" xlink:to="loc_dnth_LeasesLineItems_683" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DescriptionOfLesseeLeasingArrangementsOperatingLeases" xlink:label="loc_us-gaap_DescriptionOfLesseeLeasingArrangementsOperatingLeases_670" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesLineItems_683" xlink:to="loc_us-gaap_DescriptionOfLesseeLeasingArrangementsOperatingLeases_670" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseCost" xlink:label="loc_us-gaap_LeaseCost_678" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesLineItems_683" xlink:to="loc_us-gaap_LeaseCost_678" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_680" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesLineItems_683" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_680" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_682" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_LeasesLineItems_683" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_682" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LeasesSummaryOfTheComponentsOfLeaseCostsAndRentDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseCostAbstract" xlink:label="loc_us-gaap_LeaseCostAbstract_685" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_686" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseCostAbstract_685" xlink:to="loc_us-gaap_OperatingLeaseCost_686" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_VariableLeaseCost" xlink:label="loc_us-gaap_VariableLeaseCost_687" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseCostAbstract_685" xlink:to="loc_us-gaap_VariableLeaseCost_687" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermLeaseCost" xlink:label="loc_us-gaap_ShortTermLeaseCost_688" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseCostAbstract_685" xlink:to="loc_us-gaap_ShortTermLeaseCost_688" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseCost" xlink:label="loc_us-gaap_LeaseCost_689" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseCostAbstract_685" xlink:to="loc_us-gaap_LeaseCost_689" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LeasesScheduleOfMaturitiesOfOperatingLeaseLiabilitiesDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeasesAbstract" xlink:label="loc_us-gaap_LeasesAbstract_691" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_692" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_692" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_693" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_693" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_694" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_694" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_1156" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_1156" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_695" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_695" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_696" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_696" use="optional" order="6" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_697" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_OperatingLeaseLiability_697" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_698" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_698" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_699" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_699" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_700" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_691" xlink:to="loc_us-gaap_OperatingLeaseLiability_700" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/ConvertiblePreferredStockAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TemporaryEquityDisclosureAbstract" xlink:label="loc_us-gaap_TemporaryEquityDisclosureAbstract_1161" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTable" xlink:label="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTable_1162" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TemporaryEquityDisclosureAbstract_1161" xlink:to="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTable_1162" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1163" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTable_1162" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1163" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_1164" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1163" xlink:to="loc_us-gaap_ClassOfStockDomain_1164" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1165" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1164" xlink:to="loc_dnth_SeriesSeedOneRedeemableConvertiblePreferredStockMember_1165" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1166" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1164" xlink:to="loc_dnth_SeriesSeedTwoRedeemableConvertiblePreferredStockMember_1166" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesARedeemableConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1167" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_1164" xlink:to="loc_dnth_SeriesARedeemableConvertiblePreferredStockMember_1167" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems" xlink:label="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockTable_1162" xlink:to="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_1169" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_1169" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TemporaryEquitySharesIssuedIssuePricePerShare" xlink:label="loc_dnth_TemporaryEquitySharesIssuedIssuePricePerShare_1171" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_TemporaryEquitySharesIssuedIssuePricePerShare_1171" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TemporaryEquityStockIssuedDuringThePeriodSharesNewIssues" xlink:label="loc_dnth_TemporaryEquityStockIssuedDuringThePeriodSharesNewIssues_1172" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_TemporaryEquityStockIssuedDuringThePeriodSharesNewIssues_1172" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_1173" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_1173" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TemporaryEquityDividendPerShare" xlink:label="loc_dnth_TemporaryEquityDividendPerShare_1174" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_TemporaryEquityDividendPerShare_1174" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CommonStockMinimumIssuePricePerShareForConversionOfTemporaryEquityIntoPermanentEquity" xlink:label="loc_dnth_CommonStockMinimumIssuePricePerShareForConversionOfTemporaryEquityIntoPermanentEquity_1175" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_CommonStockMinimumIssuePricePerShareForConversionOfTemporaryEquityIntoPermanentEquity_1175" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_MinimumGrossProceedsFromTheIssuanceOfCommonStockForConversionOfTemporaryEquityIntoPermanentEquity" xlink:label="loc_dnth_MinimumGrossProceedsFromTheIssuanceOfCommonStockForConversionOfTemporaryEquityIntoPermanentEquity_1176" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_MinimumGrossProceedsFromTheIssuanceOfCommonStockForConversionOfTemporaryEquityIntoPermanentEquity_1176" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PreferredStockParValuePerShare" xlink:label="loc_dnth_PreferredStockParValuePerShare_1321" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_DisclosureInEntiretyOfRedeemableConvertiblePreferredStockLineItems_1168" xlink:to="loc_dnth_PreferredStockParValuePerShare_1321" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommonStockAdditionalInformationDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_702" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_705" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_702" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_705" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_703" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_705" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_703" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_706" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_703" xlink:to="loc_us-gaap_EquityComponentDomain_706" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_704" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_706" xlink:to="loc_us-gaap_CommonStockMember_704" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis" xlink:label="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_1348" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_705" xlink:to="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_1348" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdjustmentsForErrorCorrectionDomain" xlink:label="loc_us-gaap_AdjustmentsForErrorCorrectionDomain_1349" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_1348" xlink:to="loc_us-gaap_AdjustmentsForErrorCorrectionDomain_1349" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ScenarioPreviouslyReportedMember" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_1350" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsForErrorCorrectionDomain_1349" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_1350" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_710" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_705" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_710" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_709" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_710" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_709" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_712" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_705" xlink:to="loc_us-gaap_StatementLineItems_712" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_707" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_707" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_711" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_CommonStockSharesIssued_711" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_713" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_713" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_714" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_SharesOutstanding_714" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SplitAdjustedExchangeRatioOfReverseMerger" xlink:label="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_715" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_715" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_716" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_716" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_717" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_712" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_717" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommonStockScheduleOfCommonStockReservedForFutureIssuanceDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_719" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ConversionOfConvertiblePreferredStock" xlink:label="loc_dnth_ConversionOfConvertiblePreferredStock_720" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_dnth_ConversionOfConvertiblePreferredStock_720" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IssuanceOfCommonStockUponExerciseOfStockOptions" xlink:label="loc_dnth_IssuanceOfCommonStockUponExerciseOfStockOptions_721" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_dnth_IssuanceOfCommonStockUponExerciseOfStockOptions_721" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_EquityAwardsAvailableForGrantUnderStockAwards" xlink:label="loc_dnth_EquityAwardsAvailableForGrantUnderStockAwards_722" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_dnth_EquityAwardsAvailableForGrantUnderStockAwards_722" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SharesAvailableForIssuanceUnderTheEmployeeStockPurchasePlan" xlink:label="loc_dnth_SharesAvailableForIssuanceUnderTheEmployeeStockPurchasePlan_723" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_dnth_SharesAvailableForIssuanceUnderTheEmployeeStockPurchasePlan_723" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IssuanceOfCommonStockUponExerciseOfWarrants" xlink:label="loc_dnth_IssuanceOfCommonStockUponExerciseOfWarrants_724" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_dnth_IssuanceOfCommonStockUponExerciseOfWarrants_724" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_725" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_719" xlink:to="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_725" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockAdditionalInformationDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_727" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_732" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_727" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_732" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_728" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_732" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_728" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_733" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_728" xlink:to="loc_us-gaap_EquityComponentDomain_733" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_us-gaap_ClassOfStockLineItems_734" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_732" xlink:to="loc_us-gaap_ClassOfStockLineItems_734" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_729" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_729" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_735" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_735" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_736" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_us-gaap_PreferredStockSharesIssued_736" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_737" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_737" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion" xlink:label="loc_us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion_739" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion_739" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SplitAdjustedExchangeRatioOfReverseMerger" xlink:label="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_741" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_734" xlink:to="loc_dnth_SplitAdjustedExchangeRatioOfReverseMerger_741" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/PreferredStockAndConvertiblePreferredStockScheduleOfPreferredStockActivityDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_743" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_748" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_743" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_748" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_744" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_748" xlink:to="loc_us-gaap_StatementClassOfStockAxis_744" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_760" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_744" xlink:to="loc_us-gaap_ClassOfStockDomain_760" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeed1ConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeed1ConvertiblePreferredStockMember_746" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_760" xlink:to="loc_dnth_SeriesSeed1ConvertiblePreferredStockMember_746" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesSeedTwoConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesSeedTwoConvertiblePreferredStockMember_754" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_760" xlink:to="loc_dnth_SeriesSeedTwoConvertiblePreferredStockMember_754" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SeriesAConvertiblePreferredStockMember" xlink:label="loc_dnth_SeriesAConvertiblePreferredStockMember_758" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_760" xlink:to="loc_dnth_SeriesAConvertiblePreferredStockMember_758" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_763" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_760" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_763" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_752" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_748" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_752" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_751" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_752" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_751" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DianthusMember" xlink:label="loc_dnth_DianthusMember_749" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_751" xlink:to="loc_dnth_DianthusMember_749" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AwardDateAxis" xlink:label="loc_us-gaap_AwardDateAxis_756" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_748" xlink:to="loc_us-gaap_AwardDateAxis_756" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AwardDateDomain" xlink:label="loc_us-gaap_AwardDateDomain_750" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardDateAxis_756" xlink:to="loc_us-gaap_AwardDateDomain_750" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FirstIssueMember" xlink:label="loc_dnth_FirstIssueMember_747" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardDateDomain_750" xlink:to="loc_dnth_FirstIssueMember_747" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SecondIssueMember" xlink:label="loc_dnth_SecondIssueMember_755" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardDateDomain_750" xlink:to="loc_dnth_SecondIssueMember_755" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ThirdIssueMember" xlink:label="loc_dnth_ThirdIssueMember_759" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardDateDomain_750" xlink:to="loc_dnth_ThirdIssueMember_759" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_us-gaap_ClassOfStockLineItems_761" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_748" xlink:to="loc_us-gaap_ClassOfStockLineItems_761" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PreferredStockIssuedDate" xlink:label="loc_dnth_PreferredStockIssuedDate_745" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_dnth_PreferredStockIssuedDate_745" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_753" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_753" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_757" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockSharesIssued_757" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_762" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_762" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockLiquidationPreference" xlink:label="loc_us-gaap_PreferredStockLiquidationPreference_764" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockLiquidationPreference_764" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockLiquidationPreferenceValue" xlink:label="loc_us-gaap_PreferredStockLiquidationPreferenceValue_765" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockLiquidationPreferenceValue_765" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_766" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockLineItems_761" xlink:to="loc_us-gaap_PreferredStockValue_766" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/label" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_801" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_801" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaap_PlanNameAxis_809" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_us-gaap_PlanNameAxis_809" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_803" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameAxis_809" xlink:to="loc_us-gaap_PlanNameDomain_803" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TwoThousandAndEighteenStockOptionAndIncentivePlanMember" xlink:label="loc_dnth_TwoThousandAndEighteenStockOptionAndIncentivePlanMember_802" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_803" xlink:to="loc_dnth_TwoThousandAndEighteenStockOptionAndIncentivePlanMember_802" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TwoThousandAndNineteenEmployeeStockPurchasePlanMember" xlink:label="loc_dnth_TwoThousandAndNineteenEmployeeStockPurchasePlanMember_811" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_803" xlink:to="loc_dnth_TwoThousandAndNineteenEmployeeStockPurchasePlanMember_811" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TwoThousandAndNineteenStockPlanMember" xlink:label="loc_dnth_TwoThousandAndNineteenStockPlanMember_815" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_803" xlink:to="loc_dnth_TwoThousandAndNineteenStockPlanMember_815" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TrancheAxis" xlink:label="loc_dnth_TrancheAxis_1206" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_dnth_TrancheAxis_1206" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TrancheDomain" xlink:label="loc_dnth_TrancheDomain_1207" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_TrancheAxis_1206" xlink:to="loc_dnth_TrancheDomain_1207" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TrancheOneMember" xlink:label="loc_dnth_TrancheOneMember_1208" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_TrancheDomain_1207" xlink:to="loc_dnth_TrancheOneMember_1208" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TrancheTwoMember" xlink:label="loc_dnth_TrancheTwoMember_1209" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_TrancheDomain_1207" xlink:to="loc_dnth_TrancheTwoMember_1209" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_814" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_us-gaap_AwardTypeAxis_814" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_814" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_822" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" xlink:to="loc_us-gaap_RestrictedStockMember_822" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_StockOptionsAndStockAppreciationRightsMember" xlink:label="loc_dnth_StockOptionsAndStockAppreciationRightsMember_825" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" xlink:to="loc_dnth_StockOptionsAndStockAppreciationRightsMember_825" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CertainIncentiveStockOptionsMember" xlink:label="loc_dnth_CertainIncentiveStockOptionsMember_827" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" xlink:to="loc_dnth_CertainIncentiveStockOptionsMember_827" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_1205" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_816" xlink:to="loc_us-gaap_EmployeeStockOptionMember_1205" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_1210" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_us-gaap_VestingAxis_1210" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_1211" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VestingAxis_1210" xlink:to="loc_us-gaap_VestingDomain_1211" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CliffVestingMember" xlink:label="loc_dnth_CliffVestingMember_1212" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VestingDomain_1211" xlink:to="loc_dnth_CliffVestingMember_1212" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_818" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_srt_RangeAxis_818" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_807" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_818" xlink:to="loc_srt_RangeMember_807" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_806" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_807" xlink:to="loc_srt_MinimumMember_806" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_813" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_807" xlink:to="loc_srt_MaximumMember_813" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_820" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_820" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_808" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_820" xlink:to="loc_us-gaap_EquityComponentDomain_808" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaap_WarrantMember_804" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_808" xlink:to="loc_us-gaap_WarrantMember_804" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_810" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_805" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_805" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_812" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_812" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_817" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_817" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_819" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_819" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_821" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_821" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_824" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_824" use="optional" order="33" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_826" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_826" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_828" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_828" use="optional" order="35" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_829" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_829" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward_830" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward_830" use="optional" order="37" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased_831" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased_831" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_833" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_833" use="optional" order="39" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1_834" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1_834" use="optional" order="40" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SharebasedCompensationArrangementByShareBasedPaymentVestedCommencementPercentage" xlink:label="loc_dnth_SharebasedCompensationArrangementByShareBasedPaymentVestedCommencementPercentage_835" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_SharebasedCompensationArrangementByShareBasedPaymentVestedCommencementPercentage_835" use="optional" order="41" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_836" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_836" use="optional" order="42" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_837" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_837" use="optional" order="43" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_838" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_838" use="optional" order="44" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardReservedAndAvailableForIssuanceIncrementPercentage" xlink:label="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardReservedAndAvailableForIssuanceIncrementPercentage_839" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardReservedAndAvailableForIssuanceIncrementPercentage_839" use="optional" order="45" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_840" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_840" use="optional" order="46" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_841" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_841" use="optional" order="47" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_842" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_842" use="optional" order="48" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_843" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_843" use="optional" order="49" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_844" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_844" use="optional" order="50" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_845" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_845" use="optional" order="51" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_1201" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_1201" use="optional" order="52" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationByShareBasedCumulativeOptionsIssued" xlink:label="loc_dnth_ShareBasedCompensationByShareBasedCumulativeOptionsIssued_1202" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_ShareBasedCompensationByShareBasedCumulativeOptionsIssued_1202" use="optional" order="53" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PercentageOfTotalVotingPower" xlink:label="loc_dnth_PercentageOfTotalVotingPower_1203" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_PercentageOfTotalVotingPower_1203" use="optional" order="54" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationByShareBasedAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVest" xlink:label="loc_dnth_ShareBasedCompensationByShareBasedAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVest_1214" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_ShareBasedCompensationByShareBasedAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVest_1214" use="optional" order="55" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationByShareBasedAwardWeightedAverageRemaningVestingPeriod" xlink:label="loc_dnth_ShareBasedCompensationByShareBasedAwardWeightedAverageRemaningVestingPeriod_1234" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_ShareBasedCompensationByShareBasedAwardWeightedAverageRemaningVestingPeriod_1234" use="optional" order="56" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_GrantWeightedAverageGrantDateFairValuePerShare" xlink:label="loc_dnth_GrantWeightedAverageGrantDateFairValuePerShare_1325" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_GrantWeightedAverageGrantDateFairValuePerShare_1325" use="optional" order="57" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CommonStockExercisePrice" xlink:label="loc_dnth_CommonStockExercisePrice_1326" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_CommonStockExercisePrice_1326" use="optional" order="58" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CommonStockPurchased" xlink:label="loc_dnth_CommonStockPurchased_1327" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_823" xlink:to="loc_dnth_CommonStockPurchased_1327" use="optional" order="59" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockOptionActivityDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_847" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1330" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_847" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1330" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReverseStockSplitEventAxis" xlink:label="loc_dnth_ReverseStockSplitEventAxis_1332" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1330" xlink:to="loc_dnth_ReverseStockSplitEventAxis_1332" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReverseStockSplitEventDomain" xlink:label="loc_dnth_ReverseStockSplitEventDomain_1333" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_ReverseStockSplitEventAxis_1332" xlink:to="loc_dnth_ReverseStockSplitEventDomain_1333" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReverseStockSplitEventMember" xlink:label="loc_dnth_ReverseStockSplitEventMember_1334" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_ReverseStockSplitEventDomain_1333" xlink:to="loc_dnth_ReverseStockSplitEventMember_1334" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1330" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_848" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_848" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementByShareBasedPaymentAssumptionOfOptionsInConnectionWithReverseMerger" xlink:label="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAssumptionOfOptionsInConnectionWithReverseMerger_849" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAssumptionOfOptionsInConnectionWithReverseMerger_849" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_850" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_850" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_851" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_851" use="optional" order="9" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_852" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_852" use="optional" order="10" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_853" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_853" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_854" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_854" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_855" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_855" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_856" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_856" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerWeightedAverageExercisePrice" xlink:label="loc_dnth_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerWeightedAverageExercisePrice_857" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_dnth_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerWeightedAverageExercisePrice_857" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_858" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_858" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_859" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_859" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_860" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_860" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_861" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_861" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_862" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_862" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_863" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_863" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_864" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_864" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_865" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_865" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_866" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_866" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerInPeriodIntrinsicValue1" xlink:label="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerInPeriodIntrinsicValue1_868" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumptionOfOptionsInConnectionWithTheReverseMergerInPeriodIntrinsicValue1_868" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueGranted" xlink:label="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueGranted_869" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueGranted_869" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_870" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_870" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueForfeited" xlink:label="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueForfeited_871" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_dnth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueForfeited_871" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_872" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_872" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_873" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_873" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested_874" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1331" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested_874" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockOptionActivityParentheticalDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_876" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_877" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_876" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_877" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfGrantDateFairValueOfStockOptionsIssuedPresentedOnAWeightedAverageBasisDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_879" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_880" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_879" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_880" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_881" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_879" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_881" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_882" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_879" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_882" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_883" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_879" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_883" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfActivityRelatingToRestrictedStockUnitsDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_885" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_888" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_885" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_888" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_887" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_888" xlink:to="loc_us-gaap_AwardTypeAxis_887" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_891" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_887" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_891" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_895" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_891" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_895" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_888" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_886" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_886" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_889" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_889" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_892" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_892" use="optional" order="8" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_893" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_893" use="optional" order="9" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_894" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_894" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_896" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_896" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_897" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_897" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_898" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_898" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_899" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_899" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_900" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_890" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_900" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfStockBasedCompensationExpenseDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_902" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_904" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_902" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_904" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_903" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_904" xlink:to="loc_us-gaap_AwardTypeAxis_903" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_910" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_903" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_910" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_912" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_910" xlink:to="loc_us-gaap_EmployeeStockOptionMember_912" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_908" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_904" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_908" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_906" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_908" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_906" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_907" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_906" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_907" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_GeneralAndAdministrativeExpenseMember" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_909" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_906" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_909" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_911" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_904" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_911" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_905" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_911" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_905" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/StockBasedCompensationScheduleOfAssumptionsUsedToDetermineTheFairValueOfWarrantDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WarrantsAndRightsNoteDisclosureAbstract" xlink:label="loc_us-gaap_WarrantsAndRightsNoteDisclosureAbstract_1218" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfWarrantOrRightTable" xlink:label="loc_us-gaap_ClassOfWarrantOrRightTable_1219" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WarrantsAndRightsNoteDisclosureAbstract_1218" xlink:to="loc_us-gaap_ClassOfWarrantOrRightTable_1219" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputTypeAxis" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_1220" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_1219" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_1220" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputTypeDomain" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_1221" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_1220" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_1221" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputRiskFreeInterestRateMember" xlink:label="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_1222" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1221" xlink:to="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_1222" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputExpectedTermMember" xlink:label="loc_us-gaap_MeasurementInputExpectedTermMember_1223" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1221" xlink:to="loc_us-gaap_MeasurementInputExpectedTermMember_1223" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputPriceVolatilityMember" xlink:label="loc_us-gaap_MeasurementInputPriceVolatilityMember_1224" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1221" xlink:to="loc_us-gaap_MeasurementInputPriceVolatilityMember_1224" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_MeasurementInputExpectedDividendRateMember" xlink:label="loc_us-gaap_MeasurementInputExpectedDividendRateMember_1225" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1221" xlink:to="loc_us-gaap_MeasurementInputExpectedDividendRateMember_1225" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfWarrantOrRightLineItems" xlink:label="loc_us-gaap_ClassOfWarrantOrRightLineItems_1226" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_1219" xlink:to="loc_us-gaap_ClassOfWarrantOrRightLineItems_1226" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WarrantsAndRightsOutstandingMeasurementInput" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_1227" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_1226" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_1227" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/LicenseRevenueRelatedPartyAdditionalInformationDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_914" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_915" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_914" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_915" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_920" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_915" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_920" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_918" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_920" xlink:to="loc_us-gaap_RelatedPartyDomain_918" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ZenasBiopharmaLimitedMember" xlink:label="loc_dnth_ZenasBiopharmaLimitedMember_917" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_918" xlink:to="loc_dnth_ZenasBiopharmaLimitedMember_917" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_924" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_915" xlink:to="loc_srt_ProductOrServiceAxis_924" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_921" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_924" xlink:to="loc_srt_ProductsAndServicesDomain_921" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_MilestoneMember" xlink:label="loc_dnth_MilestoneMember_919" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_921" xlink:to="loc_dnth_MilestoneMember_919" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RoyaltyMember" xlink:label="loc_us-gaap_RoyaltyMember_923" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_921" xlink:to="loc_us-gaap_RoyaltyMember_923" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_UpfrontPaymentMember" xlink:label="loc_dnth_UpfrontPaymentMember_926" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_921" xlink:to="loc_dnth_UpfrontPaymentMember_926" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_927" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_915" xlink:to="loc_us-gaap_RelatedPartyTransactionLineItems_927" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ContractWithCustomerLiability" xlink:label="loc_us-gaap_ContractWithCustomerLiability_916" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_ContractWithCustomerLiability_916" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ReimbursementOfDevelopmentCosts" xlink:label="loc_dnth_ReimbursementOfDevelopmentCosts_922" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_dnth_ReimbursementOfDevelopmentCosts_922" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_RevenueRecognitionMilestoneMethodPending" xlink:label="loc_dnth_RevenueRecognitionMilestoneMethodPending_925" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_dnth_RevenueRecognitionMilestoneMethodPending_925" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_928" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_928" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsReceivableNet" xlink:label="loc_us-gaap_AccountsReceivableNet_929" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_AccountsReceivableNet_929" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UnbilledReceivablesCurrent" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_931" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_931" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_932" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_DeferredRevenueCurrent_932" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueNoncurrent" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_933" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_927" xlink:to="loc_us-gaap_DeferredRevenueNoncurrent_933" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxesScheduleOfReconciliationOfUSFederalStatutoryRateToEffectiveTaxRateDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1246" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_1247" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1246" xlink:to="loc_us-gaap_StatementTable_1247" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1248" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1247" xlink:to="loc_dei_LegalEntityAxis_1248" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1249" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1248" xlink:to="loc_dei_EntityDomain_1249" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_1250" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1247" xlink:to="loc_us-gaap_StatementLineItems_1250" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_1252" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_1252" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_1253" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_1253" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_1254" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_1254" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_1255" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_1255" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_1256" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_1256" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_1257" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1250" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_1257" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxesCompanysDeferredTaxAssetsDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1259" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_1260" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1259" xlink:to="loc_us-gaap_StatementTable_1260" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1261" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1260" xlink:to="loc_dei_LegalEntityAxis_1261" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1262" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1261" xlink:to="loc_dei_EntityDomain_1262" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_1263" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1260" xlink:to="loc_us-gaap_StatementLineItems_1263" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsGrossAbstract" xlink:label="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1263" xlink:to="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_1265" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_1265" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:label="loc_dnth_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1266" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_dnth_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1266" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_1269" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_1269" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_1270" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_1270" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DeferredTaxAssetsOperatingLeaseLiability" xlink:label="loc_dnth_DeferredTaxAssetsOperatingLeaseLiability_1279" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_dnth_DeferredTaxAssetsOperatingLeaseLiability_1279" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DeferredTaxAssetsOrganizationalCosts" xlink:label="loc_dnth_DeferredTaxAssetsOrganizationalCosts_1271" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_dnth_DeferredTaxAssetsOrganizationalCosts_1271" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_1276" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_1276" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1277" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1277" use="optional" order="13" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_1278" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_1278" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwards" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_1318" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxAssetsGrossAbstract_1264" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_1318" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxLiabilitiesAbstract" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesAbstract_1272" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1263" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesAbstract_1272" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_1274" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_1272" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesLeasingArrangements_1274" use="optional" order="17" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_1273" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_1272" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_1273" use="optional" order="18" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1275" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_1272" xlink:to="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_1275" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxesChangesInDeferredTaxAssetValuationAllowanceDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1281" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_1282" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1281" xlink:to="loc_us-gaap_StatementTable_1282" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1283" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1282" xlink:to="loc_dei_LegalEntityAxis_1283" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1284" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1283" xlink:to="loc_dei_EntityDomain_1284" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_1285" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_1282" xlink:to="loc_us-gaap_StatementLineItems_1285" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1286" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1285" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1286" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_1287" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1285" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_1287" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1288" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_1285" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_1288" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/IncomeTaxesAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_1291" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IncomeTaxDisclosureTable" xlink:label="loc_dnth_IncomeTaxDisclosureTable_1294" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_1291" xlink:to="loc_dnth_IncomeTaxDisclosureTable_1294" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_1295" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureTable_1294" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_1295" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_1296" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_1295" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_1296" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_1297" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_1296" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_1297" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_us-gaap_DomesticCountryMember_1298" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_1296" xlink:to="loc_us-gaap_DomesticCountryMember_1298" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxAuthorityNameAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameAxis_1299" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureTable_1294" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameAxis_1299" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxAuthorityNameDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityNameDomain_1300" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityNameAxis_1299" xlink:to="loc_us-gaap_IncomeTaxAuthorityNameDomain_1300" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TaxPeriodAxis" xlink:label="loc_us-gaap_TaxPeriodAxis_1302" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureTable_1294" xlink:to="loc_us-gaap_TaxPeriodAxis_1302" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TaxPeriodDomain" xlink:label="loc_us-gaap_TaxPeriodDomain_1303" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TaxPeriodAxis_1302" xlink:to="loc_us-gaap_TaxPeriodDomain_1303" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ExpirableMember" xlink:label="loc_dnth_ExpirableMember_1304" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TaxPeriodDomain_1303" xlink:to="loc_dnth_ExpirableMember_1304" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IndefinitelyMember" xlink:label="loc_dnth_IndefinitelyMember_1305" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TaxPeriodDomain_1303" xlink:to="loc_dnth_IndefinitelyMember_1305" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IncomeTaxDisclosureLineItems" xlink:label="loc_dnth_IncomeTaxDisclosureLineItems_1307" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureTable_1294" xlink:to="loc_dnth_IncomeTaxDisclosureLineItems_1307" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PercentageOfTaxableIncomeEligibleToBeSetOffAgainstNetOperatingLoss" xlink:label="loc_dnth_PercentageOfTaxableIncomeEligibleToBeSetOffAgainstNetOperatingLoss_1308" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_dnth_PercentageOfTaxableIncomeEligibleToBeSetOffAgainstNetOperatingLoss_1308" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_MaximumPercentageChangeInOwnershipInterestPermissible" xlink:label="loc_dnth_MaximumPercentageChangeInOwnershipInterestPermissible_1309" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_dnth_MaximumPercentageChangeInOwnershipInterestPermissible_1309" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PeriodOverWhichOwnershipChangeIsPermitted" xlink:label="loc_dnth_PeriodOverWhichOwnershipChangeIsPermitted_1310" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_dnth_PeriodOverWhichOwnershipChangeIsPermitted_1310" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_1311" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_1311" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_1312" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_1312" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_us-gaap_OperatingLossCarryforwards_1314" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_us-gaap_OperatingLossCarryforwards_1314" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_OperatingLossCarryforwardExpirationYearStart" xlink:label="loc_dnth_OperatingLossCarryforwardExpirationYearStart_1316" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_IncomeTaxDisclosureLineItems_1307" xlink:to="loc_dnth_OperatingLossCarryforwardExpirationYearStart_1316" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/NetLossPerShareScheduleOfBasicAndDilutedNetLossPerCommonShareDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_935" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_936" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_NetIncomeLoss_936" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_Weightedaveragecommonsharesoutstanding" xlink:label="loc_dnth_Weightedaveragecommonsharesoutstanding_937" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_dnth_Weightedaveragecommonsharesoutstanding_937" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfSharesRestrictedStock" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_938" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesRestrictedStock_938" use="optional" order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_939" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_939" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_940" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_940" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_941" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_EarningsPerShareBasic_941" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_942" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_935" xlink:to="loc_us-gaap_EarningsPerShareDiluted_942" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/NetLossPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_944" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_946" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_944" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_946" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_945" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_946" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_945" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_945" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="loc_us-gaap_ConvertiblePreferredStockMember_947" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" xlink:to="loc_us-gaap_ConvertiblePreferredStockMember_947" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_951" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" xlink:to="loc_us-gaap_EmployeeStockOptionMember_951" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_952" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" xlink:to="loc_us-gaap_RestrictedStockMember_952" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_WarrantsMember" xlink:label="loc_dnth_WarrantsMember_953" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_948" xlink:to="loc_dnth_WarrantsMember_953" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_950" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_946" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_950" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_949" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_950" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_949" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/CommitmentsAndContingenciesAdditionalInformationDetails">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_955" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherCommitmentsTable" xlink:label="loc_us-gaap_OtherCommitmentsTable_964" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_955" xlink:to="loc_us-gaap_OtherCommitmentsTable_964" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_972" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_dei_LegalEntityAxis_972" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_973" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_972" xlink:to="loc_dei_EntityDomain_973" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_985" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_ShortTermDebtTypeAxis_985" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_958" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_985" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_958" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaap_TypeOfArrangementAxis_992" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_TypeOfArrangementAxis_992" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_963" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfArrangementAxis_992" xlink:to="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_963" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_AlloyTherapeuticsLlcMember" xlink:label="loc_dnth_AlloyTherapeuticsLlcMember_956" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_963" xlink:to="loc_dnth_AlloyTherapeuticsLlcMember_956" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_LigandPharmaceuticalsIncorporatedMember" xlink:label="loc_dnth_LigandPharmaceuticalsIncorporatedMember_980" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_963" xlink:to="loc_dnth_LigandPharmaceuticalsIncorporatedMember_980" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_IontasLimitedMember" xlink:label="loc_dnth_IontasLimitedMember_987" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_963" xlink:to="loc_dnth_IontasLimitedMember_987" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_996" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_StatementClassOfStockAxis_996" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_988" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_996" xlink:to="loc_us-gaap_ClassOfStockDomain_988" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_1000" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_1000" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_979" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_1000" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_979" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1003" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1003" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_970" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_1003" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_970" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DevelopmentMilestoneMember" xlink:label="loc_dnth_DevelopmentMilestoneMember_969" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_970" xlink:to="loc_dnth_DevelopmentMilestoneMember_969" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_CommercialMilestoneMember" xlink:label="loc_dnth_CommercialMilestoneMember_983" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_970" xlink:to="loc_dnth_CommercialMilestoneMember_983" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_1005" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_srt_ProductOrServiceAxis_1005" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_975" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_1005" xlink:to="loc_srt_ProductsAndServicesDomain_975" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FirstSelectedAntibodyMember" xlink:label="loc_dnth_FirstSelectedAntibodyMember_968" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_975" xlink:to="loc_dnth_FirstSelectedAntibodyMember_968" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SecondSelectedAntibodyMember" xlink:label="loc_dnth_SecondSelectedAntibodyMember_982" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_975" xlink:to="loc_dnth_SecondSelectedAntibodyMember_982" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FirstDevelopmentProgramMember" xlink:label="loc_dnth_FirstDevelopmentProgramMember_989" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_975" xlink:to="loc_dnth_FirstDevelopmentProgramMember_989" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_SecondDevelopmentProgramMember" xlink:label="loc_dnth_SecondDevelopmentProgramMember_994" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_975" xlink:to="loc_dnth_SecondDevelopmentProgramMember_994" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_1007" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_1007" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_957" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_1007" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_957" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_StatementScenarioAxis" xlink:label="loc_srt_StatementScenarioAxis_1008" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_srt_StatementScenarioAxis_1008" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="loc_srt_ScenarioUnspecifiedDomain_965" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementScenarioAxis_1008" xlink:to="loc_srt_ScenarioUnspecifiedDomain_965" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_1009" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_srt_RangeAxis_1009" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_967" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_1009" xlink:to="loc_srt_RangeMember_967" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_966" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_967" xlink:to="loc_srt_MaximumMember_966" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_1010" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_1010" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_959" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_1010" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_959" use="optional" order="33" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseContractualTermAxis" xlink:label="loc_us-gaap_LeaseContractualTermAxis_1011" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_LeaseContractualTermAxis_1011" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LeaseContractualTermDomain" xlink:label="loc_us-gaap_LeaseContractualTermDomain_976" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeaseContractualTermAxis_1011" xlink:to="loc_us-gaap_LeaseContractualTermDomain_976" use="optional" order="35" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_1012" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_1012" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_974" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_1012" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_974" use="optional" order="37" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FinancialAdvisorAxis" xlink:label="loc_dnth_FinancialAdvisorAxis_1013" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_dnth_FinancialAdvisorAxis_1013" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FinancialAdvisorDomain" xlink:label="loc_dnth_FinancialAdvisorDomain_977" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dnth_FinancialAdvisorAxis_1013" xlink:to="loc_dnth_FinancialAdvisorDomain_977" use="optional" order="39" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_1014" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_1014" use="optional" order="40" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_960" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1014" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_960" use="optional" order="41" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherCommitmentsLineItems" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_1015" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_964" xlink:to="loc_us-gaap_OtherCommitmentsLineItems_1015" use="optional" order="42" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PaymentOfAnnualLicenseFeesAndAnnualAntibodyProgramFees" xlink:label="loc_dnth_PaymentOfAnnualLicenseFeesAndAnnualAntibodyProgramFees_971" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_1015" xlink:to="loc_dnth_PaymentOfAnnualLicenseFeesAndAnnualAntibodyProgramFees_971" use="optional" order="43" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PotentialMilestonePaymentsDue" xlink:label="loc_dnth_PotentialMilestonePaymentsDue_984" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_1015" xlink:to="loc_dnth_PotentialMilestonePaymentsDue_984" use="optional" order="44" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_991" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_1015" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_991" use="optional" order="45" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/RelatedPartyTransactionsAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_1026" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_1026" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_1042" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_srt_ProductOrServiceAxis_1042" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_1046" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_1042" xlink:to="loc_srt_ProductsAndServicesDomain_1046" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_LicenseRevenueMember" xlink:label="loc_dnth_LicenseRevenueMember_1038" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_1046" xlink:to="loc_dnth_LicenseRevenueMember_1038" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_1055" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_1055" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_1035" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_1055" xlink:to="loc_us-gaap_RelatedPartyDomain_1035" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ViridianLlcMember" xlink:label="loc_dnth_ViridianLlcMember_1034" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_1035" xlink:to="loc_dnth_ViridianLlcMember_1034" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_ZenasBiopharmaLimitedMember" xlink:label="loc_dnth_ZenasBiopharmaLimitedMember_1053" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyDomain_1035" xlink:to="loc_dnth_ZenasBiopharmaLimitedMember_1053" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ConsolidatedEntitiesAxis" xlink:label="loc_srt_ConsolidatedEntitiesAxis_1060" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_srt_ConsolidatedEntitiesAxis_1060" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_ConsolidatedEntitiesDomain" xlink:label="loc_srt_ConsolidatedEntitiesDomain_1049" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_1060" xlink:to="loc_srt_ConsolidatedEntitiesDomain_1049" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TellusBioventuresLlcMember" xlink:label="loc_dnth_TellusBioventuresLlcMember_1030" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_1049" xlink:to="loc_dnth_TellusBioventuresLlcMember_1030" use="optional" order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_FairmountFundsMember" xlink:label="loc_dnth_FairmountFundsMember_1051" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_1049" xlink:to="loc_dnth_FairmountFundsMember_1051" use="optional" order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_1063" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_1063" use="optional" order="13" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1050" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_1063" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1050" use="optional" order="14" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_DianthusMember" xlink:label="loc_dnth_DianthusMember_1043" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1050" xlink:to="loc_dnth_DianthusMember_1043" use="optional" order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1065" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_dei_LegalEntityAxis_1065" use="optional" order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_1044" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1065" xlink:to="loc_dei_EntityDomain_1044" use="optional" order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_1067" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_RelatedPartyTransactionAxis_1067" use="optional" order="18" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_1041" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_1067" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_1041" use="optional" order="19" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaap_TypeOfArrangementAxis_1069" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_TypeOfArrangementAxis_1069" use="optional" order="20" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_1032" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfArrangementAxis_1069" xlink:to="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_1032" use="optional" order="21" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_1071" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_1071" use="optional" order="22" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_1045" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_1071" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_1045" use="optional" order="23" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_1073" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_1073" use="optional" order="24" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_1029" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_1073" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_1029" use="optional" order="25" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_OwnershipAxis" xlink:label="loc_srt_OwnershipAxis_1075" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_srt_OwnershipAxis_1075" use="optional" order="26" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_OwnershipDomain" xlink:label="loc_srt_OwnershipDomain_1047" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_OwnershipAxis_1075" xlink:to="loc_srt_OwnershipDomain_1047" use="optional" order="27" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_1077" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_srt_RangeAxis_1077" use="optional" order="28" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_1037" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_1077" xlink:to="loc_srt_RangeMember_1037" use="optional" order="29" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedAndNonrelatedPartyStatusAxis" xlink:label="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_1078" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_1078" use="optional" order="30" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedAndNonrelatedPartyStatusDomain" xlink:label="loc_us-gaap_RelatedAndNonrelatedPartyStatusDomain_1033" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedAndNonrelatedPartyStatusAxis_1078" xlink:to="loc_us-gaap_RelatedAndNonrelatedPartyStatusDomain_1033" use="optional" order="31" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1079" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1079" use="optional" order="32" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_1059" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1079" xlink:to="loc_us-gaap_ClassOfStockDomain_1059" use="optional" order="33" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_1080" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_1028" xlink:to="loc_us-gaap_RelatedPartyTransactionLineItems_1080" use="optional" order="34" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_1031" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_CommonStockSharesIssued_1031" use="optional" order="35" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_1052" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_1052" use="optional" order="36" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_PercentageOfOutstandingSharesOwned" xlink:label="loc_dnth_PercentageOfOutstandingSharesOwned_1057" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_dnth_PercentageOfOutstandingSharesOwned_1057" use="optional" order="37" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_1061" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_Revenues_1061" use="optional" order="38" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsReceivableNet" xlink:label="loc_us-gaap_AccountsReceivableNet_1064" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_AccountsReceivableNet_1064" use="optional" order="39" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_UnbilledReceivablesCurrent" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_1066" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_1066" use="optional" order="40" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_1068" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_DeferredRevenueCurrent_1068" use="optional" order="41" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenueNoncurrent" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_1070" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_DeferredRevenueNoncurrent_1070" use="optional" order="42" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="loc_us-gaap_ProceedsFromNotesPayable_1072" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_ProceedsFromNotesPayable_1072" use="optional" order="43" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_1074" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_1074" use="optional" order="44" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RepaymentsOfNotesPayable" xlink:label="loc_us-gaap_RepaymentsOfNotesPayable_1076" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_1080" xlink:to="loc_us-gaap_RepaymentsOfNotesPayable_1076" use="optional" order="45" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
<presentationLink xlink:type="extended" xlink:role="http://www.magentatx.com/role/SubsequentEventsAdditionalInformationDetail">
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_1088" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_1089" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_1088" xlink:to="loc_us-gaap_SubsequentEventTable_1089" use="optional" order="1" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_1090" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_1089" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_1090" use="optional" order="2" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1091" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1090" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1091" use="optional" order="3" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_1104" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_1089" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_1104" use="optional" order="4" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_1105" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_1104" xlink:to="loc_us-gaap_EquityComponentDomain_1105" use="optional" order="5" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaap_PlanNameAxis_1109" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_1089" xlink:to="loc_us-gaap_PlanNameAxis_1109" use="optional" order="6" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_1110" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameAxis_1109" xlink:to="loc_us-gaap_PlanNameDomain_1110" use="optional" order="7" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="dnth-20230930.xsd#dnth_TwoThousandAndNineteenStockPlanMember" xlink:label="loc_dnth_TwoThousandAndNineteenStockPlanMember_1111" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_1110" xlink:to="loc_dnth_TwoThousandAndNineteenStockPlanMember_1111" use="optional" order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_1093" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_1089" xlink:to="loc_us-gaap_SubsequentEventLineItems_1093" use="optional" order="9" preferredLabel="http://www.xbrl.org/2003/role/label" />
<loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1107" />
<presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_1093" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1107" use="optional" order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" />
</presentationLink>
</linkbase>
