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  <xsd:element id="abus_NoncontrollingInterestMaximumOwnershipPercentagebyNoncontrollingOwners" name="NoncontrollingInterestMaximumOwnershipPercentagebyNoncontrollingOwners" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
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  <xsd:element id="abus_NumberOfProductsCoveredByPatentAcquiredUnderAgreement" name="NumberOfProductsCoveredByPatentAcquiredUnderAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="abus_NumberofPatentLicenses" name="NumberofPatentLicenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="abus_Numberoflegalproceedings" name="Numberoflegalproceedings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
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  <xsd:element id="abus_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsExercisesinPeriodFairValue" name="SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsExercisesinPeriodFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
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  <xsd:element abstract="true" id="abus_SubleaseBurnabyFacilityMember" name="SubleaseBurnabyFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="abus_WeightedAverageNumberOfCommonSharesAbstract" name="WeightedAverageNumberOfCommonSharesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="abus_WhollyOwnedSubsidiariesIncludedinFinancialStatements" name="WhollyOwnedSubsidiariesIncludedinFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
</xsd:schema>





