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<!-- Creation Date      : 2020-11-16T17:47:56.3432304+00:00 -->
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<!-- Copyright (c) 2020 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
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  <xsd:element id="nvus_WarrantExerciseAgreementsMember" name="WarrantExerciseAgreementsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_SeriesAWarrantsAndSeriesBWarrantsMember" name="SeriesAWarrantsAndSeriesBWarrantsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_SeriesXOnePreferredStockMember" name="SeriesXOnePreferredStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_ExchangeAgreementMember" name="ExchangeAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_BiotechnologyValueFundLPBiotechnologyValueFundIILPAndBiotechnologyValueTradingFundOSLPMember" name="BiotechnologyValueFundLPBiotechnologyValueFundIILPAndBiotechnologyValueTradingFundOSLPMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_SeriesXConvertiblePreferredStockMember" name="SeriesXConvertiblePreferredStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_FormerBoardOfDirectorsMember" name="FormerBoardOfDirectorsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_DirectorsAndEmployeesMember" name="DirectorsAndEmployeesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_CommonStockSharesIssuableUnderAgreement" name="CommonStockSharesIssuableUnderAgreement" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="nvus_CommonStockValueOfSharesIssuable" name="CommonStockValueOfSharesIssuable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="nvus_WarrantsExercisableTerm" name="WarrantsExercisableTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_PercentageClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" name="PercentageClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_PercentageOfClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" name="PercentageOfClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_WarrantsOfferingPriceMaturityDate" name="WarrantsOfferingPriceMaturityDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightReducedExercisePriceOfWarrants" name="ClassOfWarrantOrRightReducedExercisePriceOfWarrants" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightAdditionalExercisePriceOfWarrants" name="ClassOfWarrantOrRightAdditionalExercisePriceOfWarrants" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightNumberOfWarrantsOrRightsIssued" name="ClassOfWarrantOrRightNumberOfWarrantsOrRightsIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightNumberOfWarrantsOrRightsExercised" name="ClassOfWarrantOrRightNumberOfWarrantsOrRightsExercised" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightNumberOfWarrantsOrRightsCancelledOrExpired" name="ClassOfWarrantOrRightNumberOfWarrantsOrRightsCancelledOrExpired" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_ClassOfWarrantOrRightNumberOfWarrantsOrRightsAssumedAndReplaced" name="ClassOfWarrantOrRightNumberOfWarrantsOrRightsAssumedAndReplaced" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_PrivatePlacementWarrantsPlacementAgentMember" name="PrivatePlacementWarrantsPlacementAgentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_WarrantsAssumedAndReplacedInAcquisitionMember" name="WarrantsAssumedAndReplacedInAcquisitionMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="nvus_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedAndReplaced" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedAndReplaced" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_ReimbursementOfExpenses" name="ReimbursementOfExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_ConversionOfStockBlockerProvisionPercentage" name="ConversionOfStockBlockerProvisionPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_NumberOfDesignatedPreferredStockShares" name="NumberOfDesignatedPreferredStockShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="nvus_NumberOfEmbeddedFeaturesWithinPreferredStock" name="NumberOfEmbeddedFeaturesWithinPreferredStock" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_AmortizationOfOutstandingEquityBasedCompensationExpense" name="AmortizationOfOutstandingEquityBasedCompensationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_ModificationsOfTermsRelatedToGrants" name="ModificationsOfTermsRelatedToGrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_AmortizationOfEquityBasedAwards" name="AmortizationOfEquityBasedAwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_NewGrantsOfPreferredEquityBasedAwards" name="NewGrantsOfPreferredEquityBasedAwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedExpensesAndOtherLiabilities" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedExpensesAndOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="nvus_BusinessAcquisitionsProFormaResearchAndDevelopmentExpense" name="BusinessAcquisitionsProFormaResearchAndDevelopmentExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaGeneralAndAdministrativeExpense" name="BusinessAcquisitionProFormaGeneralAndAdministrativeExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_BusinessAcquisitionsProFormaRestructuringExpense" name="BusinessAcquisitionsProFormaRestructuringExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaOperatingExpenses" name="BusinessAcquisitionProFormaOperatingExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaOperatingIncomeLoss" name="BusinessAcquisitionProFormaOperatingIncomeLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaOtherNonoperatingIncomeExpense" name="BusinessAcquisitionProFormaOtherNonoperatingIncomeExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaNetIncomeLossAndOtherComprehensiveIncomeLoss" name="BusinessAcquisitionProFormaNetIncomeLossAndOtherComprehensiveIncomeLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaEarningsPerShareBasicAndDiluted" name="BusinessAcquisitionProFormaEarningsPerShareBasicAndDiluted" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaWeightedAverageNumberOfSharesOutstandingBasicAndDiluted" name="BusinessAcquisitionProFormaWeightedAverageNumberOfSharesOutstandingBasicAndDiluted" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="nvus_BusinessAcquisitionProFormaOperatingExpensesAbstract" name="BusinessAcquisitionProFormaOperatingExpensesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
</xsd:schema>
