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| <link:definition> 061500 - Disclosure - Income Taxes </link:definition> |
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| <link:definition> 090100 - Disclosure - Nature of Business (Details) </link:definition> |
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| <link:definition> 090300 - Disclosure - Receivables (Details) </link:definition> |
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| <link:definition> 090500 - Disclosure - Short-term Investments (Details) </link:definition> |
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| <link:definition> 090600 - Disclosure - Equipment and Furnishings (Details) </link:definition> |
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| <link:definition> 090700 - Disclosure - Accrued Expenses and Other Current Liabilities (Details) </link:definition> |
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| <link:definition> 090800 - Disclosure - Warrant Liabilities (Details) </link:definition> |
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| <link:definition> 090900 - Disclosure - Commitments and Contingencies (Details) </link:definition> |
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| <link:definition> 090902 - Disclosure - Commitments and Contingencies (Details) CALC 01 </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091000 - Disclosure - Equity Transactions (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091100 - Disclosure - Investments in ADVENTRX Pharmaceuticals (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091200 - Disclosure - Stock Options and Warrants (Details) </link:definition> |
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| <link:definition> 091300 - Disclosure - Sale of Assets (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091400 - Disclosure - Stockholder Protection Rights Plan (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091500 - Disclosure - Income Taxes (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 091600 - Disclosure - Quarterly Financial Data (unaudited) (Details) </link:definition> |
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| <link:definition> 091700 - Disclosure - Subsequent Events (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
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| <xs:element name="PercentageOfDeferredTaxAssetsValuationAllowanceRecordedAgainstAssets" id="cytr_PercentageOfDeferredTaxAssetsValuationAllowanceRecordedAgainstAssets" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="PercentageOfMarketValue" id="cytr_PercentageOfMarketValue" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="OperatingLossCarryforwardsAnnually" id="cytr_OperatingLossCarryforwardsAnnually" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xs:element name="OperatingLossCarryforwardsRestricted" id="cytr_OperatingLossCarryforwardsRestricted" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xs:element name="TaxCreditCarryforwardAmountResearchAndDevelopment" id="cytr_TaxCreditCarryforwardAmountResearchAndDevelopment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant" xbrli:balance="debit"/> |
| <xs:element name="PeriodOfTimeForNetOperatingLossLimitationsAfterOwnershipChange" id="cytr_PeriodOfTimeForNetOperatingLossLimitationsAfterOwnershipChange" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="OperatingLossCarryforwardsUnrestricted" id="cytr_OperatingLossCarryforwardsUnrestricted" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xs:element name="IncomeTaxReconciliationWarrantyLiability" id="cytr_IncomeTaxReconciliationWarrantyLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xs:element name="TaxCreditsCarryforwardExpirationDates" id="cytr_TaxCreditsCarryforwardExpirationDates" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="CommonStockReceivedInAcquiringCompanyUponAcquisitionOfEquityMethodInvestee" id="cytr_CommonStockReceivedInAcquiringCompanyUponAcquisitionOfEquityMethodInvestee" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant"/> |
| <xs:element name="ProceedsFromSaleOfCommonStockInAcquiringEntity" id="cytr_ProceedsFromSaleOfCommonStockInAcquiringEntity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant" xbrli:balance="credit"/> |
| <xs:element name="AdditionalSharesOfCommonStockPotentiallyIssuableFromDevelopmentMilestonesMaximum" id="cytr_AdditionalSharesOfCommonStockPotentiallyIssuableFromDevelopmentMilestonesMaximum" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant"/> |
| <xs:element name="AdditionalSharesOfCommonStockHeldInEscrowPotentiallyIssuable" id="cytr_AdditionalSharesOfCommonStockHeldInEscrowPotentiallyIssuable" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant"/> |
| <xs:element name="AdventrxPharmaceuticalsMember" id="cytr_AdventrxPharmaceuticalsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration"/> |
| <xs:element name="SynthrxIncMember" id="cytr_SynthrxIncMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration"/> |
| <xs:element name="StockholderProtectionRightsPlanAbstract" id="cytr_StockholderProtectionRightsPlanAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration"/> |
| <xs:element name="StockholderProtectionRightsPlanTextBlock" id="cytr_StockholderProtectionRightsPlanTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="BeneficialOwnershipPercentageOfCompanyOutstandingSharesOfCommonStockByAcquiringPerson" id="cytr_BeneficialOwnershipPercentageOfCompanyOutstandingSharesOfCommonStockByAcquiringPerson" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="NumberOfBusinessDaysAfterAnnouncementRightsAreNotExercisableForCertainPersons" id="cytr_NumberOfBusinessDaysAfterAnnouncementRightsAreNotExercisableForCertainPersons" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="ProportionOfRightEntitlesToPurchaseSeriesPreferredStock" id="cytr_ProportionOfRightEntitlesToPurchaseSeriesPreferredStock" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="NumberOfRightForEachOutstandingShare" id="cytr_NumberOfRightForEachOutstandingShare" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="PercentageOfCompanyOutstandingSharesOfCommonStockByAcquiringPerson" id="cytr_PercentageOfCompanyOutstandingSharesOfCommonStockByAcquiringPerson" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="PeriodEntitledToPercentageBasedFeeFromAnyLicensingAgreement" id="cytr_PeriodEntitledToPercentageBasedFeeFromAnyLicensingAgreement" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="DocumentAndEntityInformationAbstract" id="cytr_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration"/> |
| <xs:element name="ScheduleOfWeightedAverageAssumptionsTableTextBlock" id="cytr_ScheduleOfWeightedAverageAssumptionsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| <xs:element name="ScheduleOfSelectedProFormaBalanceSheetDataTableTextBlock" id="cytr_ScheduleOfSelectedProFormaBalanceSheetDataTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration"/> |
| </xs:schema> |