<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 5.19b -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: 96Mps7xRiXgen8uDanwsWa6NqbP9z5Z8GekhvWB8bbma/yQkIGEWbyGuUiz20XUM -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2023" xmlns:us-gaap="http://fasb.org/us-gaap/2023" xmlns:srt="http://fasb.org/srt/2023" xmlns:srt-types="http://fasb.org/srt-types/2023" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:AIM="http://aimimmuno.com/20230630" elementFormDefault="qualified" targetNamespace="http://aimimmuno.com/20230630">
    <annotation>
      <appinfo>
        <link:roleType roleURI="http://aimimmuno.com/role/Cover" id="Cover">
          <link:definition>00000001 - Document - Cover</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/BalanceSheets" id="BalanceSheets">
          <link:definition>00000002 - Statement - Consolidated Balance Sheets (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/BalanceSheetsParenthetical" id="BalanceSheetsParenthetical">
          <link:definition>00000003 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/StatementsOfComprehensiveLoss" id="StatementsOfComprehensiveLoss">
          <link:definition>00000004 - Statement - Consolidated Statements of Comprehensive Loss (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/StatementsOfChangesInStockholdersEquity" id="StatementsOfChangesInStockholdersEquity">
          <link:definition>00000005 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/StatementsOfCashFlows" id="StatementsOfCashFlows">
          <link:definition>00000006 - Statement - Consolidated Statements of Cash Flows (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/BusinessAndBasisOfPresentation" id="BusinessAndBasisOfPresentation">
          <link:definition>00000007 - Disclosure - Business and Basis of Presentation</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/NetLossPerShare" id="NetLossPerShare">
          <link:definition>00000008 - Disclosure - Net Loss Per Share</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/Equity-basedCompensation" id="Equity-basedCompensation">
          <link:definition>00000009 - Disclosure - Equity-Based Compensation</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/MarketableSecurities" id="MarketableSecurities">
          <link:definition>00000010 - Disclosure - Marketable Securities</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/AccruedExpenses" id="AccruedExpenses">
          <link:definition>00000011 - Disclosure - Accrued Expenses</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PropertyAndEquipmentNet" id="PropertyAndEquipmentNet">
          <link:definition>00000012 - Disclosure - Property and Equipment, net</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PatentsAndTrademarkRightsNet" id="PatentsAndTrademarkRightsNet">
          <link:definition>00000013 - Disclosure - Patents, and Trademark Rights, Net</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/StockholdersEquity" id="StockholdersEquity">
          <link:definition>00000014 - Disclosure - Stockholders&#8217; Equity</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/CashAndCashEquivalents" id="CashAndCashEquivalents">
          <link:definition>00000015 - Disclosure - Cash and Cash Equivalents</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/RecentAccountingPronouncements" id="RecentAccountingPronouncements">
          <link:definition>00000016 - Disclosure - Recent Accounting Pronouncements</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/FairValue" id="FairValue">
          <link:definition>00000017 - Disclosure - Fair Value</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/Leases" id="Leases">
          <link:definition>00000018 - Disclosure - Leases</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ResearchConsultingAndSupplyAgreements" id="ResearchConsultingAndSupplyAgreements">
          <link:definition>00000019 - Disclosure - Research, Consulting and Supply Agreements</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/SubsequentEvents" id="SubsequentEvents">
          <link:definition>00000020 - Disclosure - Subsequent Events</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/Equity-basedCompensationTables" id="Equity-basedCompensationTables">
          <link:definition>00000021 - Disclosure - Equity-Based Compensation (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/MarketableSecuritiesTables" id="MarketableSecuritiesTables">
          <link:definition>00000022 - Disclosure - Marketable Securities (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/AccruedExpensesTables" id="AccruedExpensesTables">
          <link:definition>00000023 - Disclosure - Accrued Expenses (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PropertyAndEquipmentNetTables" id="PropertyAndEquipmentNetTables">
          <link:definition>00000024 - Disclosure - Property and Equipment, net (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PatentsAndTrademarkRightsNetTables" id="PatentsAndTrademarkRightsNetTables">
          <link:definition>00000025 - Disclosure - Patents, and Trademark Rights, Net (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/FairValueTables" id="FairValueTables">
          <link:definition>00000026 - Disclosure - Fair Value (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/LeasesTables" id="LeasesTables">
          <link:definition>00000027 - Disclosure - Leases (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/NetLossPerShareDetailsNarrative" id="NetLossPerShareDetailsNarrative">
          <link:definition>00000028 - Disclosure - Net Loss Per Share (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfVestStockOptionActivityDetails" id="ScheduleOfVestStockOptionActivityDetails">
          <link:definition>00000029 - Disclosure - Schedule of Vest Stock Option Activity (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfUnvestedStockOptionActivityDetails" id="ScheduleOfUnvestedStockOptionActivityDetails">
          <link:definition>00000030 - Disclosure - Schedule of Unvested Stock Option Activity (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/Equity-basedCompensationDetailsNarrative" id="Equity-basedCompensationDetailsNarrative">
          <link:definition>00000031 - Disclosure - Equity-Based Compensation (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfAvailableOfSaleDetails" id="ScheduleOfAvailableOfSaleDetails">
          <link:definition>00000032 - Disclosure - Schedule of Available of Sale (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfEquitySecuritiesDetails" id="ScheduleOfEquitySecuritiesDetails">
          <link:definition>00000033 - Disclosure - Schedule of Equity Securities (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/MarketableSecuritiesDetailsNarrative" id="MarketableSecuritiesDetailsNarrative">
          <link:definition>00000034 - Disclosure - Marketable Securities (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfAccruedExpensesDetails" id="ScheduleOfAccruedExpensesDetails">
          <link:definition>00000035 - Disclosure - Schedule of Accrued Expenses (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfPropertyAndEquipmentDetails" id="ScheduleOfPropertyAndEquipmentDetails">
          <link:definition>00000036 - Disclosure - Schedule of Property and Equipment (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PropertyAndEquipmentNetDetailsNarrative" id="PropertyAndEquipmentNetDetailsNarrative">
          <link:definition>00000037 - Disclosure - Property and Equipment, net (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfPatentsTrademarkRightsDetails" id="ScheduleOfPatentsTrademarkRightsDetails">
          <link:definition>00000038 - Disclosure - Schedule of Patents, Trademark Rights (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfAmortizationOfPatentsAndTrademarksDetails" id="ScheduleOfAmortizationOfPatentsAndTrademarksDetails">
          <link:definition>00000039 - Disclosure - Schedule of Amortization of Patents and Trademarks (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/PatentsAndTrademarkRightsNetDetailsNarrative" id="PatentsAndTrademarkRightsNetDetailsNarrative">
          <link:definition>00000040 - Disclosure - Patents, and Trademark Rights, Net (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/StockholdersEquityDetailsNarrative" id="StockholdersEquityDetailsNarrative">
          <link:definition>00000041 - Disclosure - Stockholders&#8217; Equity (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfAssumptionsToEstimateFairValueOfWarrantsDetails" id="ScheduleOfAssumptionsToEstimateFairValueOfWarrantsDetails">
          <link:definition>00000042 - Disclosure - Schedule of Assumptions to Estimate Fair Value of Warrants (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfRangeOfProbabilitiesDetails" id="ScheduleOfRangeOfProbabilitiesDetails">
          <link:definition>00000043 - Disclosure - Schedule of Range of Probabilities (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails" id="ScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails">
          <link:definition>00000044 - Disclosure - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/FairValueDetailsNarrative" id="FairValueDetailsNarrative">
          <link:definition>00000045 - Disclosure - Fair Value (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ScheduleOfOperatingLeaseFuturePaymentsDetails" id="ScheduleOfOperatingLeaseFuturePaymentsDetails">
          <link:definition>00000046 - Disclosure - Schedule of Operating Lease Future Payments (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/LeasesDetailsNarrative" id="LeasesDetailsNarrative">
          <link:definition>00000047 - Disclosure - Leases (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://aimimmuno.com/role/ResearchConsultingAndSupplyAgreementsDetailsNarrative" id="ResearchConsultingAndSupplyAgreementsDetailsNarrative">
          <link:definition>00000048 - Disclosure - Research, Consulting and Supply Agreements (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:linkbaseRef xlink:type="simple" xlink:href="aim-20230630_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="aim-20230630_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="aim-20230630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="aim-20230630_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links" />
      </appinfo>
    </annotation>
    <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
    <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
    <import namespace="http://xbrl.sec.gov/dei/2023" schemaLocation="https://xbrl.sec.gov/dei/2023/dei-2023.xsd" />
    <import namespace="http://fasb.org/us-gaap/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd" />
    <import namespace="http://fasb.org/us-types/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-types-2023.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2023" schemaLocation="https://xbrl.sec.gov/country/2023/country-2023.xsd" />
    <import namespace="http://fasb.org/srt/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd" />
    <import namespace="http://fasb.org/srt-types/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-types-2023.xsd" />
    <element id="AIM_SeriesBConvertiblePreferredStockMember" name="SeriesBConvertiblePreferredStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_MutualFundsMember" name="MutualFundsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PatentsAndTrademarksMember" name="PatentsAndTrademarksMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_BoardOfDirectorsMember" name="BoardOfDirectorsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SeriesAJuniorParticipatingPreferredStockMember" name="SeriesAJuniorParticipatingPreferredStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_DirectorsOfficersAndEmployeesMember" name="DirectorsOfficersAndEmployeesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_AllianceGlobalPartnersLLCMember" name="AllianceGlobalPartnersLLCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_WarrantsMember" name="WarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_RepresentativeWarrantsMember" name="RepresentativeWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PreFundedWarrantsMember" name="PreFundedWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_TwoThousandEighteenEquityIncentivePlanMember" name="TwoThousandEighteenEquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_EmployeeMember" name="EmployeeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_OfficersMember" name="OfficersMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_EmployeesMember" name="EmployeesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_MaximGroupLLCMember" name="MaximGroupLLCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_AprilTwoThousandEighteenWarrantsMember" name="AprilTwoThousandEighteenWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_MarchTwoThousandNineteenWarrantsMember" name="MarchTwoThousandNineteenWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_LeaseAgreementMember" name="LeaseAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FraserAdvancedInformationSystemsMember" name="FraserAdvancedInformationSystemsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FirstYearMember" name="FirstYearMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SixthYearMember" name="SixthYearMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_CanonCopierMember" name="CanonCopierMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FifthYearMember" name="FifthYearMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_AmarexClinicalResearchLLCMember" name="AmarexClinicalResearchLLCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PancreaticCancerMember" name="PancreaticCancerMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PostCOVIDMember" name="PostCOVIDMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_HVIVOServicesLimitedMember" name="HVIVOServicesLimitedMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ReservationAndStartUpAgreementMember" name="ReservationAndStartUpAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ImpatientsNVMember" name="ImpatientsNVMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ResearchConsultingAndSupplyAgreementsMember" name="ResearchConsultingAndSupplyAgreementsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_JubilantHollisterStierMember" name="JubilantHollisterStierMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PharmaceuticsInternationalIncMember" name="PharmaceuticsInternationalIncMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PolysciencesIncMember" name="PolysciencesIncMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_YamasaCorporationMember" name="YamasaCorporationMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PharmaSolutionsMember" name="PharmaSolutionsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_MasterServiceAgreementAndQualityAgreementMember" name="MasterServiceAgreementAndQualityAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_GainFromSaleOfIncomeTaxOperatingLoss" name="GainFromSaleOfIncomeTaxOperatingLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_IncreaseDecreaseinRightofUseAssets" name="IncreaseDecreaseinRightofUseAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_LossGainFromSaleOfIncomeTaxOperatingLosses" name="LossGainFromSaleOfIncomeTaxOperatingLosses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ProceedsFromPaymentsToPurchaseOfPropertyAndEquipment" name="ProceedsFromPaymentsToPurchaseOfPropertyAndEquipment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ProceedsFromPaymentsToAcquireIntangibleAssets" name="ProceedsFromPaymentsToAcquireIntangibleAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_OperatingLeaserightOfUseAssets" name="OperatingLeaserightOfUseAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_UnrealizedGainLossOnMarketableSecurities" name="UnrealizedGainLossOnMarketableSecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ConversionOfSeriesBPreferred" name="ConversionOfSeriesBPreferred" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_DisclosureRecentAccountingPronouncementsAbstract" name="DisclosureRecentAccountingPronouncementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_RecentAccountingPronouncementsDisclosureTextBlock" name="RecentAccountingPronouncementsDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_DisclosureLeasesAbstract" name="DisclosureLeasesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_DisclosureResearchConsultingAndSupplyAgreementsAbstract" name="DisclosureResearchConsultingAndSupplyAgreementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ResearchConsultingAndSupplyAgreementsTextBlock" name="ResearchConsultingAndSupplyAgreementsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ScheduleOfRangeOfProbabilitiesTableTextBlock" name="ScheduleOfRangeOfProbabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedInPeriodTotalIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedInPeriodTotalIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitedInPeriodTotalIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitedInPeriodTotalIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirednPeriodTotalIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirednPeriodTotalIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm1" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpiredInPeriodTotalIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpiredInPeriodTotalIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageRemainingContractualTerm" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageRemainingContractualTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedAggregateIntrinsicValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedAggregateIntrinsicValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantsInPeriodAggregateIntrinsicValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantsInPeriodAggregateIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExpiredAggregateIntrinsicValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExpiredAggregateIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageRemainingContractualTerm" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageRemainingContractualTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAggregateIntrinsicValue" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAggregateIntrinsicValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageRemainingContractualTerm2" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageRemainingContractualTerm2" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExpiredWeightedAverageRemainingContractualTerm" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExpiredWeightedAverageRemainingContractualTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredNumberOfShares" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredNumberOfShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_AccruedClinicalTrialExpensesCurrent" name="AccruedClinicalTrialExpensesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FinitelivedIntangibleAssetsAbandonments" name="FinitelivedIntangibleAssetsAbandonments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FaceValueOfStock" name="FaceValueOfStock" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_CommonStockSharesWithLimitationsAndRestrictionsOnUsage" name="CommonStockSharesWithLimitationsAndRestrictionsOnUsage" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PercentageOfOutstandingStock" name="PercentageOfOutstandingStock" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_WarrantModifications" name="WarrantModifications" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_GrossProceedsFromIssuanceOfCommonStock" name="GrossProceedsFromIssuanceOfCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PercentageOfProbability" name="PercentageOfProbability" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_FloorRateUsedAsProxyForFutureVolatilityPercentage" name="FloorRateUsedAsProxyForFutureVolatilityPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_LeaseAgreementTerm" name="LeaseAgreementTerm" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_LeaseCommencedDate" name="LeaseCommencedDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PercentageOfIncreaseInBasicRent" name="PercentageOfIncreaseInBasicRent" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_OperatingLeaseRemainingLeaseTerm1" name="OperatingLeaseRemainingLeaseTerm1" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PercentageOfIncrementalBorrowingRate" name="PercentageOfIncrementalBorrowingRate" nillable="true" xbrli:periodType="duration" type="xbrli:pureItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_ResearchAndDevelopmentExpenseCostEstimatedLives" name="ResearchAndDevelopmentExpenseCostEstimatedLives" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_CancellationFees" name="CancellationFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_UnitsManufactured" name="UnitsManufactured" nillable="true" xbrli:periodType="duration" type="xbrli:integerItemType" substitutionGroup="xbrli:item" />
    <element id="AIM_PaymentsForResearchAndConsulting" name="PaymentsForResearchAndConsulting" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
</schema>
