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adjuvant immunotherapy in lung cancer肺癌新辅助免疫疗法.pptx

adjuvant immunotherapy in lung cancer肺癌新辅助免疫疗法.pptx

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NeoadjuvantImmunotherapyinlungcancer?NanWuMDProfessorofthoracicsurgeryPekingUniversityCancerHospital,Beijing,China

DISCLOSURESIdonothaveanyrelevantfinancialrelationshipstodisclose.

Long-termOSBenefitandDurableResponsesForAdvancedNSCLCTreatedWithAnti-PD-15yOverallSurvival(%)Naive/TreatedPD-L1ExpressOverallSurvivalPembrolizumabKN-001NaivePD-L1+23.2%TreatedAll15.5%NivolumabCA209-003TreatedAll16%

EdwardB,etal.2019ASCO.SGettinger,etal.JClinOncol.2018;36:1675

ICIinStageIIIUnresectableNSCLCPACIFICStudyL.Paz-Ares,etal.NEnglJMed2018;379:2040.PD-L1blockadevs.Placeboasconsolidationtherapyafterplatinum-basedCRTPACIFICDurvalumabPlaceboN473236mPFS21m10.4mmOSNR28.7%Grade3-4AE29.9%26.1%

±1,800,000lungcancersworldwideAbout85%non-smallcelllungcancerOnly25%oftheseresectable±380,000patients5-OSof92%to36%post-resectionSignificantdropinOSforstageIB-IIIABetterperioperativetherapiesinurgentneedLessSatisfiedOSofSurgicallyResectableNSCLCGLOBOCANdataforY2010.Goldstraw,etal.JThoracOncol2016;11:39.

?GonzalezH,etal.GenesDevelopment2018;32:1267.ThebalancebetweeneffectorandtolerogenicimmuneresponseRoleofinflammatorycellsduringcancerprogressionEvolutionofTumorImmuneMicroenvironmentDuringTumorigenesisFromEarlytoAdvancedStage

ThreeDiscriminatoryFunctionsoftheImmuneSystem?ShetalA.Patel,etal.Immunity2018;48:417.CancersCorrupttheDiscriminatoryFunctionsoftheImmuneSystem

ActivatedTcellsentertissueandseekoutdistantmicro-metastasesActivatedTcellsleavetumorandenterbloodRationaleforneoadjuvantimmunotherapyNeoadjuvantanti-PD-1txmayturnthein-placetumorintoan“auto-vaccine”ActivatedTcellsleavetumorandenterbloodInducestrongeranti-tumorimmuneresponseandclearmicro-metastasesPatrickForde,etal.2018AACR.

NeoadjuvantIO——PreclinicaldataNSCLC-OVA+murinemodelPerioperativeanti-PD-1+anti

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