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        <CurrentTaxYearMinus2YearsAmt>4068273</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4063107</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4606208</CurrentTaxYearAmt>
        <TotalAmt>17527611</TotalAmt>
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      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>3469832</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1320191</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>4068273</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4063107</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4606208</CurrentTaxYearAmt>
        <TotalAmt>17527611</TotalAmt>
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      <PublicSupportTotal170Amt>17527611</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>343</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>59</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>21</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5779</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>9760</CurrentTaxYearAmt>
        <TotalAmt>15962</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>17543573</TotalSupportAmt>
      <PublicSupportCY170Pct>0.99910</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.99960</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="990B">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleC documentId="990C">
      <TotalDirectLobbyingGrp>
        <FilingOrganizationsTotalAmt>102000</FilingOrganizationsTotalAmt>
      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>102000</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>4386922</FilingOrganizationsTotalAmt>
      </OtherExemptPurposeExpendGrp>
      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>4488922</FilingOrganizationsTotalAmt>
      </TotalExemptPurposeExpendGrp>
      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>374446</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>93612</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>218204</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>342460</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>346898</CurrentYearMinus1Amt>
        <CurrentYearAmt>374446</CurrentYearAmt>
        <TotalAmt>1282008</TotalAmt>
      </AvgLobbyingNontaxableAmountGrp>
      <LobbyingCeilingAmt>1923012</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
        <CurrentYearMinus3Amt>72000</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>72000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>90000</CurrentYearMinus1Amt>
        <CurrentYearAmt>102000</CurrentYearAmt>
        <TotalAmt>336000</TotalAmt>
      </AvgTotalLobbyingExpendGrp>
      <AvgGrassrootsNontaxableGrp>
        <CurrentYearMinus3Amt>54551</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>85615</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>86725</CurrentYearMinus1Amt>
        <CurrentYearAmt>93612</CurrentYearAmt>
        <TotalAmt>320503</TotalAmt>
      </AvgGrassrootsNontaxableGrp>
      <GrassrootsCeilingAmt>480755</GrassrootsCeilingAmt>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="990D">
      <AgentTrusteeEtcInd>false</AgentTrusteeEtcInd>
      <InclEscrowCustodialAcctLiabInd>true</InclEscrowCustodialAcctLiabInd>
      <ExplanationProvidedInd>X</ExplanationProvidedInd>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>5533</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>5533</DepreciationAmt>
      </EquipmentGrp>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>4616368</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>4616368</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>4616368</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>4488922</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>4488922</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>4488922</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Escrow account liability (Part IV, line 2b)</FormAndLineReferenceDesc>
        <ExplanationTxt>FUNDS HELD IN TRUST AND ADVANCED FOR EXPENSES RELATED TO AN ANNUAL RETREAT SPONSORED BY CONSORTIUM MEMBERS ON A ROTATING BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Footnote for uncertain tax position under FIN 48 (Part X)</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS ADOPTED FASB ASC 740-10-25, WHICH CLARIFIES ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES REPORTED IN THE FINANCIAL STATEMENTS. THE INTERPRETATION PROVIDES CRITERIA FOR ASSESSMENT OF INDIVIDUAL TAX POSITIONS AND A PROCESS FOR RECOGNITION AND MEASUREMENT OF UNCERTAIN TAX POSITIONS. TAX POSITIONS ARE EVALUATED ON WHETHER THEY MEET THE MORE LIKELY THAN NOT STANDARD FOR SUSTAINABILITY ON EXAMINATION BY TAX AUTHORITIES. AARC DOES NOT BELIEVE ITS FINANCIAL STATEMENTS CONTAIN ANY UNCERTAIN TAX POSITIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="990I">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>HONORARIA</GrantTypeTxt>
        <RecipientCnt>23</RecipientCnt>
        <CashGrantAmt>10600</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="990J">
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DAVID A JERMAN</PersonNm>
        <TitleTxt>ADMINISTRATIVE DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>238079</BaseCompensationFilingOrgAmt>
        <OtherCompensationFilingOrgAmt>32672</OtherCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>7831</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>15829</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>294411</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Unrelated organization compensation (Part II - officer info)</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ADMINISTRATIVE DIRECTOR IS PAID BY BANNER ALZHEIMERS INSTITUTE. ARIZONA ALZHEIMERS RESEARCH CENTER REIMBURSES BANNER FOR HIS COMPENSATION, EMPLOYER TAXES, AND BENEFITS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Management duties delegation Part VI line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ADMINISTRATIVE DIRECTOR IS COMPENSATED BY BANNER ALZHEIMERS INSTITUTE. ARIZONA ALZHEIMERS RESEARCH CENTER REIMBURSES THAT ORGANIZATION FOR HIS SALARY, EMPLOYER TAXES, AND BENEFITS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH OF THE CONSORTIUM MEMBER ORGANIZATIONS THAT PARTICIPATE IN ALZHEIMERS RESEARCH MAY HAVE A REPRESENTATIVE ON THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS REVIEWED BY THE ADMINISTRATIVE DIRECTOR AND A CONSULTING CPA PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS SETS AND APPROVES THE COMPENSATION OF THE ADMINISTRATIVE DIRECTOR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>List of other expenses Part IX line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>PAID TO CONSORTIUM MEMBERS (PART IX, LINE 24A):ARIZONA STATE UNIVERSITY $ 565,000BANNER ALZHEIMERS INSTITUTE 585,000 BANNER ALZHEIMERS INSTITUTE - TUCSON 130,000BARROW NEUROLOGICAL INSTITUTE 365,000BANNER SUN HEALTH RESEARCH INSTITUTE 425,000CRITICAL PATH INSTITUTE 80,000MAYO CLINIC ARIZONA 465,000MIDWESTERN UNIVERSITY 110,000NORTHERN ARIZONA UNIVERSITY - COPE PMI 80,000NORTHERN ARIZONA UNIVERSITY - MCCARTHY SBS 80,000TRANSLATIONAL GENOMICS RESEARCH INSTITUTE 365,000UNIVERSITY OF ARIZONA 495,000 UNIVERSITY OF ARIZONA COLLEGE OF MEDICINE 80,000TOTAL $3,825,000</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>