

<!-- RR Donnelley Xcelerate Taxonomy Schema, based on XBRL 2.1  http://www.edgar-online.com/ -->
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<!-- Round: 5 -->
<!-- Creation date: 2013-03-27T21:39:15Z -->
<!-- Copyright (c) 2005-2013 R.R. Donnelley & Sons Company All Rights Reserved. -->
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  <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <import namespace="http://fasb.org/us-types/2012-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2012/elts/us-types-2012-01-31.xsd"/>
  <import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd"/>
  <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd"/>
  <import namespace="http://fasb.org/us-gaap/2012-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/country/2012-01-31" schemaLocation="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/dei/2012-01-31" schemaLocation="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/invest/2012-01-31" schemaLocation="http://xbrl.sec.gov/invest/2012/invest-2012-01-31.xsd"/>
  <element name="AccruedExpense" id="mnov_AccruedExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AdjustmentsToAdditionalPaidInCapitalFairValueOfRedemptionFeatureOfPurchaseOfBusinessCombination" id="mnov_AdjustmentsToAdditionalPaidInCapitalFairValueOfRedemptionFeatureOfPurchaseOfBusinessCombination" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AmortizationOfDeferredEmployeeStockBasedCompensation" id="mnov_AmortizationOfDeferredEmployeeStockBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AmortizationOfDeferredRevenue" id="mnov_AmortizationOfDeferredRevenue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AmortizationOfPremiumDiscountOnInvestmentSecuritiesConvertibleNotesAndDebtDiscountAndIssuanceCosts" id="mnov_AmortizationOfPremiumDiscountOnInvestmentSecuritiesConvertibleNotesAndDebtDiscountAndIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AnnualLimitationOfNetOperatingLossCarryforwards" id="mnov_AnnualLimitationOfNetOperatingLossCarryforwards" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AspireCapitalFundLlcMember" id="mnov_AspireCapitalFundLlcMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AtMarketIssuanceSalesAgreementMember" id="mnov_AtMarketIssuanceSalesAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AverageValueOfSharesIssuedUnderEmployeeStockPurchasePlan" id="mnov_AverageValueOfSharesIssuedUnderEmployeeStockPurchasePlan" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AvigenMember" id="mnov_AvigenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesLineItems" id="mnov_BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesTable" id="mnov_BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="BusinessAcquisitionCostOfAcquiredEntityCashPaidPerShareHeld" id="mnov_BusinessAcquisitionCostOfAcquiredEntityCashPaidPerShareHeld" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="BusinessAcquisitionCostOfAcquiredEntitySecuredConvertibleNotesIssuedConversionPricePerShare" id="mnov_BusinessAcquisitionCostOfAcquiredEntitySecuredConvertibleNotesIssuedConversionPricePerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="BusinessAcquisitionNumberOfConsiderationInstallments" id="mnov_BusinessAcquisitionNumberOfConsiderationInstallments" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CaliforniaMember" id="mnov_CaliforniaMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CancelationOfStockOptionsIssuedToEmployees" id="mnov_CancelationOfStockOptionsIssuedToEmployees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CashlessWarrantExercises" id="mnov_CashlessWarrantExercises" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CashlessWarrantExercisesShares" id="mnov_CashlessWarrantExercisesShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ClassOfWarrantOrRightExpirationPeriod" id="mnov_ClassOfWarrantOrRightExpirationPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ClassOfWarrantOrRightFairValue" id="mnov_ClassOfWarrantOrRightFairValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ClassOfWarrantOrRightsExercisablePeriodFromDateOfIssuance" id="mnov_ClassOfWarrantOrRightsExercisablePeriodFromDateOfIssuance" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ClassOfWarrantsOrRightsExercisePriceOfWarrantsOrRights" id="mnov_ClassOfWarrantsOrRightsExercisePriceOfWarrantsOrRights" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ClosingPriceOfCommonStock" id="mnov_ClosingPriceOfCommonStock" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CommonStockAndWarrantsMember" id="mnov_CommonStockAndWarrantsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CommonStockFairMarketValuePercentage" id="mnov_CommonStockFairMarketValuePercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CommonStockOutstandingPercentage" id="mnov_CommonStockOutstandingPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConcentrationsAndUncertaintiesPolicyTextBlock" id="mnov_ConcentrationsAndUncertaintiesPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConsistsOfEachFirmCommitmentUnderwrittenPublicOfferingUnit" id="mnov_ConsistsOfEachFirmCommitmentUnderwrittenPublicOfferingUnit" type="xbrli:stringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ContraLiabilityMember" id="mnov_ContraLiabilityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConversionOfConvertiblePreferredStockIntoCommonStock" id="mnov_ConversionOfConvertiblePreferredStockIntoCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConversionOfConvertiblePreferredStockIntoCommonStockShares" id="mnov_ConversionOfConvertiblePreferredStockIntoCommonStockShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConversionOfRedeemableConvertiblePreferredStockIntoCommonStock" id="mnov_ConversionOfRedeemableConvertiblePreferredStockIntoCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ConversionOfRedeemableConvertiblePreferredStockIntoCommonStockShares" id="mnov_ConversionOfRedeemableConvertiblePreferredStockIntoCommonStockShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CumulativeStockOwnershipChangePeriod" id="mnov_CumulativeStockOwnershipChangePeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DebtInstrumentAgreementDate" id="mnov_DebtInstrumentAgreementDate" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DebtIssuanceCostsMember" id="mnov_DebtIssuanceCostsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DeemedDividendResultingFromConvertiblePreferredStock" id="mnov_DeemedDividendResultingFromConvertiblePreferredStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DeemedDividendsOnPreferredStock" id="mnov_DeemedDividendsOnPreferredStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DeferredChargesMember" id="mnov_DeferredChargesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DeferredTaxAssetsCapitalizedExpenses" id="mnov_DeferredTaxAssetsCapitalizedExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DefinedContributionPlanDisclosureLineItems" id="mnov_DefinedContributionPlanDisclosureLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DefinedContributionPlanDisclosureTable" id="mnov_DefinedContributionPlanDisclosureTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="DisclosureAccruedExpensesAbstract" id="mnov_DisclosureAccruedExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureChangesInStockOptionsOutstandingAbstract" id="mnov_DisclosureChangesInStockOptionsOutstandingAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureCommitmentsAndContingenciesAdditionalInformationAbstract" id="mnov_DisclosureCommitmentsAndContingenciesAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureCommonStockReservedForFutureIssuanceAbstract" id="mnov_DisclosureCommonStockReservedForFutureIssuanceAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureCompanyBasisOfPresentationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationAbstract" id="mnov_DisclosureCompanyBasisOfPresentationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureDeferredIncomeTaxesAbstract" id="mnov_DisclosureDeferredIncomeTaxesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureEmployeeSavingsPlanAdditionalInformationAbstract" id="mnov_DisclosureEmployeeSavingsPlanAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureFairValueMeasurementsAdditionalInformationAbstract" id="mnov_DisclosureFairValueMeasurementsAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureFairValueMeasurementsOnRecurringBasisAbstract" id="mnov_DisclosureFairValueMeasurementsOnRecurringBasisAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureFutureMinimumPaymentsAbstract" id="mnov_DisclosureFutureMinimumPaymentsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureIncomeTaxesAdditionalInformationAbstract" id="mnov_DisclosureIncomeTaxesAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureLongtermDebtActivityAbstract" id="mnov_DisclosureLongtermDebtActivityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureLongTermDebtAdditionalInformationAbstract" id="mnov_DisclosureLongTermDebtAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosurePropertyAndEquipmentNetAbstract" id="mnov_DisclosurePropertyAndEquipmentNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureReconciliationOfFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxAbstract" id="mnov_DisclosureReconciliationOfFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureRelatedPartyTransactionsAdditionalInformationAbstract" id="mnov_DisclosureRelatedPartyTransactionsAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureSecuritiesExcludedFromDilutedNetLossPerCommonShareAbstract" id="mnov_DisclosureSecuritiesExcludedFromDilutedNetLossPerCommonShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureSelectedQuarterlyFinancialInformationAbstract" id="mnov_DisclosureSelectedQuarterlyFinancialInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureStockholdersEquityAdditionalInformationAbstract" id="mnov_DisclosureStockholdersEquityAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureSubsequentEventsAdditionalInformationAbstract" id="mnov_DisclosureSubsequentEventsAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureWeightedaverageAssumptionsForStockOptionAbstract" id="mnov_DisclosureWeightedaverageAssumptionsForStockOptionAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DocumentDocumentandEntityInformationAbstract" id="mnov_DocumentDocumentandEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EffectiveIncomeTaxRateReconciliationPermanentDifferences" id="mnov_EffectiveIncomeTaxRateReconciliationPermanentDifferences" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeStockBasedCompensation" id="mnov_EmployeeStockBasedCompensation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeStockPurchasePlanNumberOfSharesAvailableForIssuance" id="mnov_EmployeeStockPurchasePlanNumberOfSharesAvailableForIssuance" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EmployeeStockPurchasePlanOfferingPeriod" id="mnov_EmployeeStockPurchasePlanOfferingPeriod" type="xbrli:positiveIntegerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EquityMethodInvestmentThirdPartyPercentage" id="mnov_EquityMethodInvestmentThirdPartyPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ExercisePeriodOfWarrants" id="mnov_ExercisePeriodOfWarrants" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ExercisePriceAsPercentageOfFairMarketValueOfUnderlyingShares" id="mnov_ExercisePriceAsPercentageOfFairMarketValueOfUnderlyingShares" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FederalMember" id="mnov_FederalMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FirmCommitmentUnderwrittenPublicOfferingGrossAmount" id="mnov_FirmCommitmentUnderwrittenPublicOfferingGrossAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FirmCommitmentUnderwrittenPublicOfferingPrice" id="mnov_FirmCommitmentUnderwrittenPublicOfferingPrice" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ImpairmentChargeGainNetOnInvestmentSecuritiesAndArsPut" id="mnov_ImpairmentChargeGainNetOnInvestmentSecuritiesAndArsPut" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ImpairmentOfSublease" id="mnov_ImpairmentOfSublease" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncentiveStockOptionMember" id="mnov_IncentiveStockOptionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncreaseDecreaseInAccountsPayableAccruedExpensesIncomeTaxesPayableAndDeferredRent" id="mnov_IncreaseDecreaseInAccountsPayableAccruedExpensesIncomeTaxesPayableAndDeferredRent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncreaseInNumberOfSharesAvailableForIssuanceUnderIncentivePlan" id="mnov_IncreaseInNumberOfSharesAvailableForIssuanceUnderIncentivePlan" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncreaseInOwnershipPercentage" id="mnov_IncreaseInOwnershipPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InProcessResearchAndDevelopment" id="mnov_InProcessResearchAndDevelopment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesMember" id="mnov_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceCostsForRegistration" id="mnov_IssuanceCostsForRegistration" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfCommonStock" id="mnov_IssuanceOfCommonStock" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfCommonStockInInitialPublicOfferingShares" id="mnov_IssuanceOfCommonStockInInitialPublicOfferingShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfCommonStockInPublicOfferingShares" id="mnov_IssuanceOfCommonStockInPublicOfferingShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfCommonStockNetOfIssuanceCosts" id="mnov_IssuanceOfCommonStockNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfUnitsInPublicOfferingNetOfIssuanceCosts" id="mnov_IssuanceOfUnitsInPublicOfferingNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IssuanceOfWarrants" id="mnov_IssuanceOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LeaseExpirationMonthAndYear" id="mnov_LeaseExpirationMonthAndYear" type="xbrli:gYearMonthItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LeaseExtensionPeriod" id="mnov_LeaseExtensionPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MaturityPeriodOfInvestmentInCashEquivalentsSecurities" id="mnov_MaturityPeriodOfInvestmentInCashEquivalentsSecurities" type="us-types:durationStringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NonstatutoryStockOptionsMember" id="mnov_NonstatutoryStockOptionsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfConsecutiveBusinessDay" id="mnov_NumberOfConsecutiveBusinessDay" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfLicenses" id="mnov_NumberOfLicenses" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfLowestClosingStockPrices" id="mnov_NumberOfLowestClosingStockPrices" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfUnitsInFirmCommitmentUnderwrittenPublicOffering" id="mnov_NumberOfUnitsInFirmCommitmentUnderwrittenPublicOffering" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfUnitsOverAllotted" id="mnov_NumberOfUnitsOverAllotted" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfUnitsUnderwriterExercised" id="mnov_NumberOfUnitsUnderwriterExercised" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OperatingLossCarryforwardsExpirationYear" id="mnov_OperatingLossCarryforwardsExpirationYear" type="xbrli:gYearItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OptionExercisedDollarAmountPerShare" id="mnov_OptionExercisedDollarAmountPerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherAssetAmortizationPeriod" id="mnov_OtherAssetAmortizationPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherAssetMember" id="mnov_OtherAssetMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OxfordLoanAgreementMember" id="mnov_OxfordLoanAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfEmployeeCompensationForPurchaseOfCommonStockUnderEspp" id="mnov_PercentageOfEmployeeCompensationForPurchaseOfCommonStockUnderEspp" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfShareholdersCashReceived" id="mnov_PercentageOfShareholdersCashReceived" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PreferredStockIssuanceDollarAmountPerShare" id="mnov_PreferredStockIssuanceDollarAmountPerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PreferredStockPricePerShare" id="mnov_PreferredStockPricePerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProceedsFromArsLoan" id="mnov_ProceedsFromArsLoan" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProceedsFromConversionOfConvertibleNotes" id="mnov_ProceedsFromConversionOfConvertibleNotes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProRataShareMember" id="mnov_ProRataShareMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="QuarterFinancialInformationTableTextBlock" id="mnov_QuarterFinancialInformationTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReconciliationOfEffectiveIncomeTaxRateTable" id="mnov_ReconciliationOfEffectiveIncomeTaxRateTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="RedingtonMember" id="mnov_RedingtonMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RepaymentsOfArsLoan" id="mnov_RepaymentsOfArsLoan" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ResearchAndDevelopmentCreditsExpirationYear" id="mnov_ResearchAndDevelopmentCreditsExpirationYear" type="xbrli:gYearItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RestrictedAssetsCashUnrestrictedUponConversionOfConvertibleNotes" id="mnov_RestrictedAssetsCashUnrestrictedUponConversionOfConvertibleNotes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SaleDurationForCommonStockUnderPurchaseAgreement" id="mnov_SaleDurationForCommonStockUnderPurchaseAgreement" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SanDiegoMember" id="mnov_SanDiegoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" id="mnov_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfDeferredTaxAssetsAndLiabilitiesLineItems" id="mnov_ScheduleOfDeferredTaxAssetsAndLiabilitiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" id="mnov_ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfEffectiveTaxRatesLineItems" id="mnov_ScheduleOfEffectiveTaxRatesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAnnualVestingPercentage" id="mnov_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAnnualVestingPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingPeriod" id="mnov_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodAfterTerminationDateDuringWhichVestedOptionsCanBeExercisable" id="mnov_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodAfterTerminationDateDuringWhichVestedOptionsCanBeExercisable" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodOfTimeOptionsBecomeExercisable" id="mnov_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodOfTimeOptionsBecomeExercisable" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SharePurchaseAgreementAxis" id="mnov_SharePurchaseAgreementAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
  <element name="SharePurchaseAgreementDomain" id="mnov_SharePurchaseAgreementDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SharePurchaseAgreementMember" id="mnov_SharePurchaseAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SharesCommonStockholdersEquity" id="mnov_SharesCommonStockholdersEquity" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockBasedCompensationOptionVestingAccelerationAndReissuanceOfOptions" id="mnov_StockBasedCompensationOptionVestingAccelerationAndReissuanceOfOptions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockholdersEquityAndStockBasedCompensationTextBlock" id="mnov_StockholdersEquityAndStockBasedCompensationTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockPlanTwentyZeroFourMember" id="mnov_StockPlanTwentyZeroFourMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockPurchaseAgreementNumberOfSharesCanBePurchasedPerDay" id="mnov_StockPurchaseAgreementNumberOfSharesCanBePurchasedPerDay" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockPurchaseAgreementValueOfSharesCanBePurchasedPerDay" id="mnov_StockPurchaseAgreementValueOfSharesCanBePurchasedPerDay" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockSubscriptionAgreementMaximumNumberOfShares" id="mnov_StockSubscriptionAgreementMaximumNumberOfShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubleaseCommencementDate" id="mnov_SubleaseCommencementDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubleaseMember" id="mnov_SubleaseMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubleaseTerm" id="mnov_SubleaseTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SupplementalDisclosuresOfCashFlowInformationAbstract" id="mnov_SupplementalDisclosuresOfCashFlowInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TaxCreditCarryforwardLimitation" id="mnov_TaxCreditCarryforwardLimitation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TerminationPeriod" id="mnov_TerminationPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TreasuryStockDollarAmountPerShare" id="mnov_TreasuryStockDollarAmountPerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TwoThousandPlanMember" id="mnov_TwoThousandPlanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnderwritersOverallotmentOptionMember" id="mnov_UnderwritersOverallotmentOptionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UpfrontPaymentRelatedToResearchAndDevelopmentServices" id="mnov_UpfrontPaymentRelatedToResearchAndDevelopmentServices" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VolumeWeightedAveragePurchaseAsPercentageOfAggregateSharesOfStockTradedNextBusinessDay" id="mnov_VolumeWeightedAveragePurchaseAsPercentageOfAggregateSharesOfStockTradedNextBusinessDay" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="VolumeWeightedAveragePurchaseAsPercentageOfNextBusinessDayNasdaqVolumeWeightedAveragePrice" id="mnov_VolumeWeightedAveragePurchaseAsPercentageOfNextBusinessDayNasdaqVolumeWeightedAveragePrice" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WaivedOffPenaltyPaymentAmount" id="mnov_WaivedOffPenaltyPaymentAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantExercisedDollarAmountPerShare" id="mnov_WarrantExercisedDollarAmountPerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantExercises" id="mnov_WarrantExercises" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantExercisesShares" id="mnov_WarrantExercisesShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantsExercised" id="mnov_WarrantsExercised" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantsExpirationDate" id="mnov_WarrantsExpirationDate" type="us-types:dateStringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WorkingCapitalNet" id="mnov_WorkingCapitalNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
</schema>





