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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DONALD KERNS PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS OBENSHAIN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>HENRY NORDOFF</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES BLAIR PHD</PersonNm>
        <TitleTxt>CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES JARDON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES MYERS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KAREN HAYNES PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.0</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
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        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATHERINE CHAPIN</PersonNm>
        <TitleTxt>TRUSTEE (PART YEAR)</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KAZUMI SHIOSAKI PHD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MATTHEW BROWNE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PETER SEIDLER</PersonNm>
        <TitleTxt>TRUSTEE (PART YEAR)</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STUART TANZ</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM GERHART</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
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        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM ROPER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KNOX BELL</PersonNm>
        <TitleTxt>CORPORATE SECRETARY</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>0.0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>5586925</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>505237</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>117</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>true</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>DPR CONSTRUCTION</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1450 VETERANS BLVD</AddressLine1Txt>
            <CityNm>REDWOOD CITY</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>94063</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION SRVICES</ServicesDesc>
        <CompensationAmt>666044</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>WILSON SONSINI GOODRICH</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 742866</AddressLine1Txt>
            <CityNm>LOS ANGELES</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>90074</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>LEGAL SERVICES</ServicesDesc>
        <CompensationAmt>377383</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>DELOITTE TOUCHE LLP</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 844708</AddressLine1Txt>
            <CityNm>DALLAS</CityNm>
            <StateAbbreviationCd>TX</StateAbbreviationCd>
            <ZIPCd>75284</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>AUDIT SERVICES</ServicesDesc>
        <CompensationAmt>303117</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>CARY THOMAS</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>3581 SEAVIEW WAY</AddressLine1Txt>
            <CityNm>CARLSBAD</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>92008</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSULTING</ServicesDesc>
        <CompensationAmt>224733</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <PersonNm>FITCH CONTRACTING CO</PersonNm>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>9011 LOS COCHES ROAD</AddressLine1Txt>
            <CityNm>LAKESIDE</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>92040</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION SRVICES</ServicesDesc>
        <CompensationAmt>212900</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>9</CntrctRcvdGreaterThan100KCnt>
      <GovernmentGrantsAmt>63708300</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>47736013</AllOtherContributionsAmt>
      <NoncashContributionsAmt>130000</NoncashContributionsAmt>
      <TotalContributionsAmt>111444313</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>SHARED SERVICES REVENUE</Desc>
        <BusinessCd>541990</BusinessCd>
        <TotalRevenueColumnAmt>853344</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>853344</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>853344</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>2949544</TotalRevenueColumnAmt>
        <ExclusionAmt>2949544</ExclusionAmt>
      </InvestmentIncomeGrp>
      <IncmFromInvestBondProceedsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </IncmFromInvestBondProceedsGrp>
      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>2275762</TotalRevenueColumnAmt>
        <ExclusionAmt>2275762</ExclusionAmt>
      </RoyaltiesRevenueGrp>
      <GrossRentsGrp>
        <RealAmt>12240</RealAmt>
      </GrossRentsGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>12240</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>12240</TotalRevenueColumnAmt>
        <ExclusionAmt>12240</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>159976277</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>154604769</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>5371508</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>5371508</TotalRevenueColumnAmt>
        <ExclusionAmt>5371508</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>0</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <GamingDirectExpensesAmt>0</GamingDirectExpensesAmt>
      <NetIncomeFromGamingGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncomeFromGamingGrp>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>RESEARCH</Desc>
        <BusinessCd>541700</BusinessCd>
        <TotalRevenueColumnAmt>1705259</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>1705259</UnrelatedBusinessRevenueAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>EQUIPMENT PROCEEDS</Desc>
        <BusinessCd>541990</BusinessCd>
        <TotalRevenueColumnAmt>82298</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>82298</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>SALE OF REAGENTS</Desc>
        <BusinessCd>541990</BusinessCd>
        <TotalRevenueColumnAmt>26717</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>26717</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>5999</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5999</RelatedOrExemptFuncIncomeAmt>
      </MiscellaneousRevenueGrp>
      <OtherRevenueTotalAmt>1820273</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>124726984</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>968358</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>1705259</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>10609054</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>0</TotalAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>0</TotalAmt>
      </GrantsToDomesticIndividualsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>0</TotalAmt>
      </ForeignGrantsGrp>
      <BenefitsToMembersGrp>
        <TotalAmt>0</TotalAmt>
      </BenefitsToMembersGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>2404489</TotalAmt>
        <ProgramServicesAmt>5793</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2398696</ManagementAndGeneralAmt>
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      <CompDisqualPersonsGrp>
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      </CompDisqualPersonsGrp>
      <OtherSalariesAndWagesGrp>
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        <ProgramServicesAmt>33177744</ProgramServicesAmt>
        <ManagementAndGeneralAmt>9166487</ManagementAndGeneralAmt>
        <FundraisingAmt>813371</FundraisingAmt>
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      <PensionPlanContributionsGrp>
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        <ProgramServicesAmt>2328480</ProgramServicesAmt>
        <ManagementAndGeneralAmt>650673</ManagementAndGeneralAmt>
        <FundraisingAmt>42338</FundraisingAmt>
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      <OtherEmployeeBenefitsGrp>
        <TotalAmt>7433905</TotalAmt>
        <ProgramServicesAmt>5316296</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2017852</ManagementAndGeneralAmt>
        <FundraisingAmt>99757</FundraisingAmt>
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      <PayrollTaxesGrp>
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        <ProgramServicesAmt>2103853</ProgramServicesAmt>
        <ManagementAndGeneralAmt>669660</ManagementAndGeneralAmt>
        <FundraisingAmt>49604</FundraisingAmt>
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        <ProgramServicesAmt>366818</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1476011</ManagementAndGeneralAmt>
        <FundraisingAmt>67337</FundraisingAmt>
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      <FeesForServicesLegalGrp>
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        <ProgramServicesAmt>49245</ProgramServicesAmt>
        <ManagementAndGeneralAmt>227122</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>372221</TotalAmt>
        <ManagementAndGeneralAmt>372221</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>0</TotalAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesProfFundraising>
        <TotalAmt>0</TotalAmt>
      </FeesForServicesProfFundraising>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>654971</TotalAmt>
        <ManagementAndGeneralAmt>654971</ManagementAndGeneralAmt>
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        <TotalAmt>1334440</TotalAmt>
        <ProgramServicesAmt>1120804</ProgramServicesAmt>
        <ManagementAndGeneralAmt>187550</ManagementAndGeneralAmt>
        <FundraisingAmt>26086</FundraisingAmt>
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      <AdvertisingGrp>
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        <ProgramServicesAmt>500</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7983</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>5357657</TotalAmt>
        <ProgramServicesAmt>4928905</ProgramServicesAmt>
        <ManagementAndGeneralAmt>406900</ManagementAndGeneralAmt>
        <FundraisingAmt>21852</FundraisingAmt>
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      <InformationTechnologyGrp>
        <TotalAmt>1282857</TotalAmt>
        <ProgramServicesAmt>900588</ProgramServicesAmt>
        <ManagementAndGeneralAmt>351493</ManagementAndGeneralAmt>
        <FundraisingAmt>30776</FundraisingAmt>
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      <RoyaltiesGrp>
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      </RoyaltiesGrp>
      <OccupancyGrp>
        <TotalAmt>9447676</TotalAmt>
        <ProgramServicesAmt>8388325</ProgramServicesAmt>
        <ManagementAndGeneralAmt>984079</ManagementAndGeneralAmt>
        <FundraisingAmt>75272</FundraisingAmt>
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      <TravelGrp>
        <TotalAmt>28152</TotalAmt>
        <ProgramServicesAmt>25981</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2164</ManagementAndGeneralAmt>
        <FundraisingAmt>7</FundraisingAmt>
      </TravelGrp>
      <PymtTravelEntrtnmntPubOfclGrp>
        <TotalAmt>0</TotalAmt>
      </PymtTravelEntrtnmntPubOfclGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>178194</TotalAmt>
        <ProgramServicesAmt>133266</ProgramServicesAmt>
        <ManagementAndGeneralAmt>36560</ManagementAndGeneralAmt>
        <FundraisingAmt>8368</FundraisingAmt>
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      <InterestGrp>
        <TotalAmt>1616248</TotalAmt>
        <ProgramServicesAmt>1435875</ProgramServicesAmt>
        <ManagementAndGeneralAmt>167443</ManagementAndGeneralAmt>
        <FundraisingAmt>12930</FundraisingAmt>
      </InterestGrp>
      <PaymentsToAffiliatesGrp>
        <TotalAmt>0</TotalAmt>
      </PaymentsToAffiliatesGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>6564887</TotalAmt>
        <ProgramServicesAmt>5832246</ProgramServicesAmt>
        <ManagementAndGeneralAmt>680122</ManagementAndGeneralAmt>
        <FundraisingAmt>52519</FundraisingAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>199066</TotalAmt>
        <ManagementAndGeneralAmt>199066</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>RESEARCH SUPPLIES &amp; SVCS</Desc>
        <TotalAmt>10801063</TotalAmt>
        <ProgramServicesAmt>10801063</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SCIENTIFIC COLLABORATIONS</Desc>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RANDAL KAUFMAN PHD</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ZE'EV RONAI PHD</PersonNm>
        <TitleTxt>PROGRAM DIRECTOR</TitleTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE J, PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>RELOCATION COSTS WERE GROSSED UP FOR OUR CEO, RANDAL MILLS. HEALTH OR SOCIAL CLUB DUES ARE NEGOTIATED IN THE HIRING PROCESS FOR CERTAIN EMPLOYEES. THE AMOUNTS WERE TREATED AS TAXABLE COMPENSATION.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE J, PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>SUPPLEMENTAL NONQUALIFIED RETIREMENT PLAN THE PARTICIPANTS OF THE 457(F) DEFERRED COMPENSATION PLAN ARE KRISTIINA VUORI AND C. RANDAL MILLS. VESTING FOR KRISTIINA VUORI OCCURS THE EARLIEST OF 04/01/20 &amp; C. RANDAL MILLS THE EARLIEST OF 07/13/25, OR INVOLUNTARY TERMINATION WITHOUT CAUSE, OR PARTICIPANT'S RESIGNATION FOR GOOD CAUSE, OR THE DATE OF TERMINATION OF THE PLAN. DISTRIBUTION IS A ONE-TIME LUMP SUM PAYMENT UPON VESTING OF 100% OF THE VALUE OF THE PARTICIPANT'S INVESTMENT (COMPRISED OF INSTITUTE CONTRIBUTIONS TO THE CORPUS PLUS ANY INVESTMENT GAINS OR LOSSES THEREON). THE AMOUNTS VESTED FOR KRISTIINA VUORI WERE INCLUDED IN CALENDAR YEAR 2020 COMPENSATION AND HAVE BEEN REPORTED ACCORDINGLY ON THE 2020 FORM 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, SCHEDULE J, PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>NON FIXED PAYMENTS SOME SENIOR EXECUTIVES HAVE EMPLOYMENT AGREEMENTS STIPULATING A BONUS WILL BE PAID TO THEM PROVIDED CERTAIN GOALS OR ACCOMPLISHMENTS ARE ACHIEVED.</ExplanationTxt>
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        <PurposeDesc>SEE PART VI</PurposeDesc>
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        <CapitalExpendituresAmt>0</CapitalExpendituresAmt>
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        <OwningBondFinancedPropertyInd>false</OwningBondFinancedPropertyInd>
        <AnyLeaseArrangementsInd>true</AnyLeaseArrangementsInd>
        <MgmtContractBondFincdPropInd>true</MgmtContractBondFincdPropInd>
        <EngageBondCounselContractsInd>true</EngageBondCounselContractsInd>
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        <ExplanationTxt>FOR THE BOND ISSUES LISTED IN PART I, THE ALTERNATIVE PERIOD USED FOR THE REPORTING REQUIREMENTS IN THIS SECTION IS THE TWELVE MONTHS ENDED DECEMBER 31, 2020.</ExplanationTxt>
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      <BooksAndPublicationsGrp />
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      <BoatsAndPlanesGrp />
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      <SecuritiesPubliclyTradedGrp />
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      <RealEstateOtherGrp />
      <CollectiblesGrp />
      <FoodInventoryGrp />
      <DrugsAndMedicalSuppliesGrp />
      <TaxidermyGrp />
      <HistoricalArtifactsGrp />
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        <ExplanationTxt>COLUMN B IS REPORTING A COMBINATION OF THE NUMBER OF CONTRIBUTIONS RECEIVED AND THE NUMBER OF ITEMS RECEIVED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 , PART I, LINE 1 &amp; PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATIONS MISSION SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE CONDUCTS WORLD-CLASS, COLLABORATIVE RESEARCH DEDICATED TO FINDING CURES FOR HUMAN DISEASE, IMPROVING THE QUALITY OF LIFE, AND THUS CREATING A LEGACY FOR ITS EMPLOYEES, PARTNERS, DONORS, AND COMMUNITY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>Sanford Burnham Prebys is an independent nonprofit medical research organization dedicated to uncovering the origins of disease and launching bold new strategies that lay the foundation for cures. Our Institute has deep expertise in fundamental biology and is one of the most comprehensive drug discovery centers in the nonprofit world. Cancer Researchers reveal the internal signals that cells use to maintain energy: Scientists at Sanford Burnham Prebys took a deep dive into a previously overlooked family of proteins and discovered that they are essential to maintaining the energy that cells need to grow and survive. The proteins, known as lipid kinases, produce messengers that help balance cellular metabolism and promote overall health. The findings, published in Developmental Cell, support the pursuit of lipid kinases as promising therapeutic targets for diseases that demand excess energy, such as cancer. Tumor marker may help overcome endocrine treatment-resistant breast cancer: A study led by Svasti Haricharan, Ph.D., identified a tumor marker that may be used to predict which breast cancer patients will experience resistance to endocrine therapy. The research, published in Nature Communications, offers a new approach to selecting patients for therapy that targets HER2, a protein that promotes the growth of cancer cells, to avoid disease relapse. Atomic-level insights gained for a key lipid-binding protein implicated in cancer: Francesca Marassi, Ph.D., led research published in Structure that identifies hotspots within a protein called PLEKHA7 as targets for drugs. The drug interacts with a cell's membrane to regulate important intercellular communications and may be key to designing treatments for advanced colon, breast and ovarian cancers. Scientists identify potential drug candidates for deadly pediatric leukemia: Ani Deshpande, Ph.D., led a study published in Blood that found two existing drug candidates-JAK inhibitors and Mepron-that hold potential as treatments for a deadly acute myeloid leukemia subtype that is more common in children. The foundational study is a first step toward finding effective treatments for the hard-to-treat blood cancer. Starving tumors by blocking glutamine uptake: Scientists at Sanford Burnham Prebys identified a drug candidate that blocks the uptake of glutamine, a key food source for many tumors, and slows the growth of melanoma. The drug, SLC1A5, is a small molecule that offers a promising new approach for treating melanoma and other cancers. The research was published in Molecular Cancer Therapeutics. Scientists shrink pancreatic tumors by starving their cellular "neighbors": Cosimo Commisso, Ph.D., led a Cancer Discovery study that demonstrated for the first time that blocking "cell drinking,micropinocytosis, in the thick tissue surrounding a pancreatic tumor slowed tumor growth-providing more evidence that micropinocytosis is a driver of pancreatic cancer growth and an important therapeutic target. New drug combination shows promise as powerful treatment for AML: Peter Adams, Ph.D., led a study published in Nature that identified two drugs that are potent against acute myeloid leukemia when combined, but only weakly effective when used alone. The researchers were able to significantly enhance cancer cell death by jointly administering the drugs that are only partially effective when used as single-agent therapies. Personalized drug screens could guide treatment for children with brain cancer: A collaborative study led by Sanford Burnham Prebys demonstrated that personalized drug screens can be used to identify new therapeutic candidates for medulloblastoma, the most common malignant brain cancer in children. The proof-of-concept study was published in Cancer Research and is the basis for future clinical trials. Scientists kill cancer cells by "shutting the door" to the nucleus: A proof-of-concept study by scientists at Sanford Burnham Prebys found that blocking the construction of nuclear pore complexes shrank aggressive tumors in mice while leaving healthy cells unharmed. The research, published in Cancer Discovery, revealed a new Achilles heel for cancer that may lead to better treatments for deadly tumors such as melanoma, leukemia and colorectal cancer. Scientists discover novel target for pancreatic cancer: Scientists at Sanford Burnham Prebys uncovered a novel drug target, a protein called PPP1R1B, that stops the deadly spread of pancreatic cancer in mice. Published in Gastroenterology, the findings are a first step toward a potential treatment for one of the deadliest cancers known today. A helping hand for cancer immunotherapy: Scientists at Sanford Burnham Prebys demonstrated the therapeutic potential of PRMT5 inhibitors to sensitize unresponsive melanoma to immune checkpoint therapy. PRMT5 inhibitors are currently in clinical trials for cancer, and this research provides a strong rationale for testing the drugs in tumors that are not responsive to checkpoint inhibitors. The research was published in Science Translational Medicine. Degenerative Diseases Researchers dig deeper into how cells transport their waste for energy: Scientists at Sanford Burnham Prebys gained a deeper insight into the intricacies of autophagy, the process in which cells degrade and recycle cellular components. The findings, published in Current Biology, described how the "trash bags" in a cell-called autophagosomes-are tagged to direct their movement to the cellular "recycling plants" where waste is processed. The research opens new paths to understanding the relationship between autophagy and age-related diseases such as cancer and neurological disorders. Fruit flies reveal new insights into space travel's effect on the heart: Karen Ocorr, Ph.D., led a study that demonstrated how fruit flies that spend several weeks on the International Space Station experience profound structural and biochemical changes to their hearts. The research, published in Cell Reports, suggests that astronauts who spend a lengthy amount of time in space could suffer similar effects and may benefit from protective measures to keep their hearts healthy. Drug guides stem cells to desired location, improving their ability to heal: Scientists at Sanford Burnham Prebys created a drug that can lure stem cells to damaged tissue and improve treatment efficacy-a scientific first and a major advance in the field of regenerative medicine. The discovery, published in Proceedings of the National Academy of Sciences (PNAS), could improve current stem cell therapies for degenerative diseases. Scientists uncover a novel approach to treating Duchenne muscular dystrophy: A collaborative study with scientists in Italy found that drugs that target extracellular vesicles within dystrophic muscles can restore their ability to regenerate muscle. The research, published in EMBO Reports, is a promising new approach to treat this incurable muscle-wasting disease. Scientists identify a new drug target for dry age-related macular degeneration: Researchers revealed that a blood protein called vitronectin is a promising drug target for age-related macular degeneration, a leading cause of vision loss in Americans 60 years of age and older. The study, published in Proceedings of the National Academy of Sciences (PNAS), also holds promise for Alzheimer's and heart disease, which are linked to vitronectin. Human Genetics Study supports gene therapy as a promising treatment for soft bone disease: A preclinical study led by scientists at Sanford Burnham Prebys has established that AAV8-TNAP-D10-a gene therapy that replaces a key enzyme found in bone-may be a safe and effective single-dose treatment for hypophosphatasia (HPP). The study, published in the Journal of Bone and Mineral Research and performed in a murine model of the disease, further supports advancing the therapy toward human clinical trials. Immunity and Pathogenesis Leprosy drug holds promise as at-home treatment for COVID-19: A Nature study authored by scientists at Sanford Burnham Prebys found that the leprosy drug clofazimine, which is FDA approved and on the World Health Organization's List of Essential Medicines, exhibits potent antiviral activities against SARS-CoV-2 and prevents the exaggerated inflammatory response associated with severe COVID-19. Scientists identify "immune cop" that detects SARS-CoV-2: Scientists at Sanford Burnham Prebys identified the sensor in human lungs that detects SARS-CoV-2 and signals that it's time to mount an antiviral response. The research, published in Cell Reports, provides insights into the molecular basis of severe disease and may enable new strategies for the treatment and prevention of COVID-19. Nature study identifies 21 existing drugs that could treat COVID-19: A Nature study authored by a global team of scientists and led by Sumit Chanda, Ph.D., a professor at Sanford Burnham Prebys, identified 21 existing drugs that stop the replication of SARS-C</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS USED BY MANAGEMENT AND/OR GOVERNING BODY TO REVIEW FORM 990 THE 990 IS PREPARED BY THE FINANCE DEPARTMENT. IT IS REVIEWED BY THE INSTITUTE'S TAX ADVISORS, SELECTED MEMBERS OF MANAGEMENT INCLUDING THE CFO AND AUDIT COMMITTEE, AND PROVIDED TO MEMBERS OF THE BOARD PRIOR TO FILING.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION OF PROCESS TO MONITOR TRANSACTIONS FOR CONFLICT OF INTEREST SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE HAS A CONFLICT OF INTEREST POLICY THAT REQUIRES ALL TRUSTEES, PRINCIPAL OFFICERS OR MEMBERS OF A COMMITTEE WITH BOARD DELEGATED POWERS TO ANNUALLY CONFIRM THEIR RECEIPT OF THE CONFLICT OF INTEREST POLICY AND DISCLOSE ANY NEW ASSOCIATIONS OR INTERESTS THAT MIGHT POTENTIALLY POSE A CONFLICT. THIS IS A WRITTEN CONFIRMATION THAT SHE OR HE READ AND UNDERSTANDS THE CONFLICT OF INTEREST POLICY, WILL ABIDE BY THE CONFLICT OF INTEREST POLICY AND CERTIFIES DISCLOSURE OF ALL INTERESTS OR RELATIONSHIPS THAT MAY POSE CONFLICTS. IN ADDITION, EACH YEAR NEW TRUSTEES RECEIVE TRAINING REGARDING THE INSTITUTE'S CONFLICT OF INTEREST POLICY, WHICH INCLUDES HOW TO IDENTIFY A CONFLICT OF INTEREST AND HOW TO HANDLE POSSIBLE CONFLICTS OF INTEREST WHEN THEY ARISE. THE COMPLIANCE DEPARTMENT REVIEWS EACH OF THE STATEMENTS AND ASSESSES WHETHER AN ACTUAL OR POTENTIAL CONFLICT OF INTEREST EXISTS/MAY EXIST AND WHETHER THE INDIVIDUAL SHOULD BE PROHIBITED FROM CONSIDERATION OF RELATED ITEMS. ANY TRUSTEE, PRINCIPAL OFFICER OR MEMBER OF A COMMITTEE WITH BOARD DELEGATED POWERS WITH A CONFLICT IN A MATTER REQUIRING ACTION BY THE BOARD ARE PROHIBITED FROM PARTICIPATING IN THE BOARD'S DELIBERATIONS AND/OR VOTING ON THE PARTICULAR TRANSACTION OR MATTER IN WHICH HE OR SHE HAS AN INTEREST; AND OTHERWISE REFRAIN FROM EXERTING ANY INFLUENCE TO AFFECT A DECISION. HOWEVER, OTHER MEASURES MAY BE REQUIRED, DEPENDING ON THE NATURE OF AND THE ABILITY TO REASONABLY MANAGE A CONFLICT.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINES 15A &amp; 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR DETERMINING COMPENSATION COMPENSATION FOR THE CEO, THE PRESIDENT, CHIEF FINANCIAL OFFICER, AND OTHER KEY EMPLOYEES IS ESTABLISHED ACCORDING TO INSTITUTE POLICIES WHICH ARE DESIGNED TO MEET THE IRS STANDARD FOR "REBUTTABLE PRESUMPTION OF REASONABLENESS". THE COMPENSATION COMMITTEE OF THE BOARD OF TRUSTEES, CONSISTING OF THREE INDEPENDENT TRUSTEES, REVIEWS COMPARABILITY DATA PROVIDED BY AN INDEPENDENT EXTERNAL CONSULTANT THAT INCORPORATES AND EVALUATES INSTITUTE DATA AND THAT OF COMPARABLE ORGANIZATIONS AND MARKETS FROM WHICH THE INSTITUTE DRAWS ITS EXECUTIVE TALENT. UTILIZING THIS INFORMATION, THE COMPENSATION COMMITTEE, WHICH TYPICALLY SEEKS TO ESTABLISH COMPENSATION BETWEEN THE 50TH AND THE 75TH PERCENTILE OF THE COMPARABILITY DATA, MAKES A DETERMINATION WHETHER THE PROPOSED COMPENSATION IS REASONABLE. THE COMPENSATION COMMITTEE HAS BEEN DELEGATED AUTHORITY BY THE BOARD OF TRUSTEES TO REVIEW AND APPROVE COMPENSATION OF ALL POSITIONS EXCEPT FOR THE CEO. THE CEO'S COMPENSATION PACKAGE IS REVIEWED AND APPROVED INITIALLY BY THE COMPENSATION COMMITTEE AND THEN GOES TO THE EXECUTIVE COMMITTEE FOR FINAL APPROVAL. THE COMPENSATION COMMITTEE CONTEMPORANEOUSLY AND ADEQUATELY DOCUMENTS THE BASIS FOR ITS DETERMINATION AND RECOMMENDATION TO THE EXECUTIVE COMMITTEE. IF APPROVED BY THE EXECUTIVE COMMITTEE, THE CEO COMPENSATION PACKAGE IS THEN IMPLEMENTED AND SUCH DOCUMENTATION IS KEPT IN THE WRITTEN AND ELECTRONIC RECORDS OF THE BOARD OF TRUSTEES. THE PROCESS WAS LAST COMPLETED ON JUNE 10, 2021 FOR THE FOLLOWING POSITIONS: 1) PRESIDENT 2) CAO/CFO 3) VP BUSINESS DEVELOPMENT 4) VP PHILANTHROPY 5) SVP DRUG DISCOVERY &amp; DEVELOPMENT 6) PROGRAM DIRECTOR/PROFESSOR 7) CANCER CENTER DIRECTOR/PROFESSOR 8) INFECTIOUS &amp; INFLAMMATORY DISEASE CENTER DIRECTOR/PROFESSOR</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR MAKING DOCUMENTS AVAILABLE TO THE PUBLIC DOCUMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
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