2018
Differential regulation of PD-L1 expression by immune and tumor cells in NSCLC and the response to treatment with atezolizumab (anti–PD-L1)
Kowanetz M, Zou W, Gettinger SN, Koeppen H, Kockx M, Schmid P, Kadel EE, Wistuba I, Chaft J, Rizvi NA, Spigel DR, Spira A, Hirsch FR, Cohen V, Smith D, Boyd Z, Miley N, Flynn S, Leveque V, Shames DS, Ballinger M, Mocci S, Shankar G, Funke R, Hampton G, Sandler A, Amler L, Mellman I, Chen DS, Hegde PS. Differential regulation of PD-L1 expression by immune and tumor cells in NSCLC and the response to treatment with atezolizumab (anti–PD-L1). Proceedings Of The National Academy Of Sciences Of The United States Of America 2018, 115: e10119-e10126. PMID: 30297397, PMCID: PMC6205493, DOI: 10.1073/pnas.1802166115.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerPD-L1 expressionImmune cellsTumor cellsCases of NSCLCHigh PD-L1 expressionHigh PD-L1 levelsSingle-agent checkpoint inhibitorsAntitumor T-cell responsesTumor-infiltrating immune cellsPD-L1 levelsEffector T cellsTumor-infiltrating lymphocytesDurable clinical responsesPD-L1 geneT cell responsesCell lung cancerStratification of patientsPoor immune infiltrationCheckpoint inhibitorsClinical responseAnticancer immunityImmune infiltrationLung cancerDesmoplastic stroma
2017
Measurement of PD-1, TIM-3 and LAG-3 protein in non-small cell lung carcinomas (NSCLCs) with acquired resistance to PD-1 axis blockers.
Datar I, Mani N, Henick B, Wurtz A, Kaftan E, Herbst R, Rimm D, Gettinger S, Politi K, Schalper K. Measurement of PD-1, TIM-3 and LAG-3 protein in non-small cell lung carcinomas (NSCLCs) with acquired resistance to PD-1 axis blockers. Journal Of Clinical Oncology 2017, 35: e14611-e14611. DOI: 10.1200/jco.2017.35.15_suppl.e14611.Peer-Reviewed Original ResearchNon-small cell lung carcinomaTim-3PD-1LAG-3T cellsInhibitory receptorsAdvanced non-small cell lung carcinomaPD-1 axis blockadeHigh TIM-3Immune suppressive pathwaysImmune inhibitory receptorsCell lung carcinomaMembranous staining patternPre-treatment samplesWhole tissue sectionsWhole tumor areaClinical responseMost patientsAxis blockadeLow levelsLung carcinomaT lymphocytesMultiplex immunofluorescenceHigh levelsSuppressive pathways
2014
Predictive correlates of response to the anti-PD-L1 antibody MPDL3280A in cancer patients
Herbst RS, Soria JC, Kowanetz M, Fine GD, Hamid O, Gordon MS, Sosman JA, McDermott DF, Powderly JD, Gettinger SN, Kohrt HE, Horn L, Lawrence DP, Rost S, Leabman M, Xiao Y, Mokatrin A, Koeppen H, Hegde PS, Mellman I, Chen DS, Hodi FS. Predictive correlates of response to the anti-PD-L1 antibody MPDL3280A in cancer patients. Nature 2014, 515: 563-567. PMID: 25428504, PMCID: PMC4836193, DOI: 10.1038/nature14011.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedB7-H1 AntigenBiomarkersChemokine CX3CL1Clinical ProtocolsCTLA-4 AntigenDisease-Free SurvivalFemaleGene Expression Regulation, NeoplasticHumansImmunotherapyLymphocytes, Tumor-InfiltratingMaleMiddle AgedNeoplasmsTreatment OutcomeYoung Adult
2013
Intratumoral characteristics of tumor and immune cells at baseline and on-treatment correlated with clinical responses to MPDL3280A, an engineered antibody against PD-L1
Kohrt H, Kowanetz M, Gettinger S, Powderly J, Koeppen H, Sosman J, Cruz C, Xiao Y, Mokatrin A, Fine G, Chen D, Hodi F. Intratumoral characteristics of tumor and immune cells at baseline and on-treatment correlated with clinical responses to MPDL3280A, an engineered antibody against PD-L1. Journal For ImmunoTherapy Of Cancer 2013, 1: o12. PMCID: PMC3991257, DOI: 10.1186/2051-1426-1-s1-o12.Peer-Reviewed Original ResearchSOX2-specific adaptive immunity and response to immunotherapy in non-small cell lung cancer
Dhodapkar KM, Gettinger SN, Das R, Zebroski H, Dhodapkar MV. SOX2-specific adaptive immunity and response to immunotherapy in non-small cell lung cancer. OncoImmunology 2013, 2: e25205. PMID: 24073380, PMCID: PMC3782159, DOI: 10.4161/onci.25205.Peer-Reviewed Original ResearchNon-small cell lung carcinomaT cell responsesTumor-associated antigensClinical responseNSCLC patientsDisease regressionT cellsAntigen-specific T cell responsesAnti-PD-1 monoclonal antibodyNon-small cell lung cancerPD-1-blocking antibodiesPeripheral blood mononuclear cellsDeath-1 receptorImmune checkpoint blockadeCell lung cancerBlood mononuclear cellsLung cancer patientsCell lung carcinomaImportant tumor-associated antigenMajor oncogenic driverIntramolecular epitopeCheckpoint blockadeImmunotherapeutic strategiesTumor immunityHumoral response