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  <element id="vygr_CommercialMilestoneMember" name="CommercialMilestoneMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_ProceedsFromIssuanceOfEquityAndCollaborationAgreements" name="ProceedsFromIssuanceOfEquityAndCollaborationAgreements" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_DebtSecuritiesTradingAndEquitySecuritiesFvNiCost" name="DebtSecuritiesTradingAndEquitySecuritiesFvNiCost" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_NumberOfDevelopmentOptions" name="NumberOfDevelopmentOptions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_CollaborativeArrangementAntibodies" name="CollaborativeArrangementAntibodies" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_AntibodiesEncodedByVirus" name="AntibodiesEncodedByVirus" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_NumberOfLicensedProducts" name="NumberOfLicensedProducts" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_EligiblePeriodToPurchaseShares" name="EligiblePeriodToPurchaseShares" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_NumberOfOpenContracts" name="NumberOfOpenContracts" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_CollaborativeArrangementAllocableArrangementConsiderationPdMaterialRight" name="CollaborativeArrangementAllocableArrangementConsiderationPdMaterialRight" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_PercentageIncreaseEmployeeStockPurchasePlanSharesAnnually" name="PercentageIncreaseEmployeeStockPurchasePlanSharesAnnually" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_PossibleAntibodiesToIncludeInCollaboration" name="PossibleAntibodiesToIncludeInCollaboration" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_CollaborativeArrangementMilestonePaymentsToBeReceivedForLicensedCompoundNonAlzheimerDisease" name="CollaborativeArrangementMilestonePaymentsToBeReceivedForLicensedCompoundNonAlzheimerDisease" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_PerformanceMilestones" name="PerformanceMilestones" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vygr_ScheduleOfCashCashEquivalentsAndRestrictedCashTableTextBlock" name="ScheduleOfCashCashEquivalentsAndRestrictedCashTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
</xsd:schema>
