2021
A Burned-Out CD8+ T-cell Subset Expands in the Tumor Microenvironment and Curbs Cancer Immunotherapy
Sanmamed MF, Nie X, Desai SS, Villaroel-Espindola F, Badri T, Zhao D, Kim AW, Ji L, Zhang T, Quinlan E, Cheng X, Han X, Vesely MD, Nassar AF, Sun J, Zhang Y, Kim TK, Wang J, Melero I, Herbst RS, Schalper KA, Chen L. A Burned-Out CD8+ T-cell Subset Expands in the Tumor Microenvironment and Curbs Cancer Immunotherapy. Cancer Discovery 2021, 11: 1700-1715. PMID: 33658301, PMCID: PMC9421941, DOI: 10.1158/2159-8290.cd-20-0962.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerTumor-infiltrating lymphocytesExhausted T cellsTIL subsetsTumor microenvironmentCancer immunotherapyT cellsAdvanced non-small cell lung cancerPatient-derived tumor xenograft modelAnti-PD therapyT cell subsetsCell lung cancerPotential tissue biomarkersBaseline tumor tissueLung cancer tissuesSingle-cell mass cytometryTumor xenograft modelApoptotic CD8Dysfunctional CD8Immunotherapy resistancePD-1Activation markersAdjacent nontumoral tissuesPathway-dependent mannerLung cancer
2018
A dormant TIL phenotype defines non-small cell lung carcinomas sensitive to immune checkpoint blockers
Gettinger SN, Choi J, Mani N, Sanmamed MF, Datar I, Sowell R, Du VY, Kaftan E, Goldberg S, Dong W, Zelterman D, Politi K, Kavathas P, Kaech S, Yu X, Zhao H, Schlessinger J, Lifton R, Rimm DL, Chen L, Herbst RS, Schalper KA. A dormant TIL phenotype defines non-small cell lung carcinomas sensitive to immune checkpoint blockers. Nature Communications 2018, 9: 3196. PMID: 30097571, PMCID: PMC6086912, DOI: 10.1038/s41467-018-05032-8.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntibodies, BlockingCarcinogenesisCarcinoma, Non-Small-Cell LungCell ProliferationCytotoxicity, ImmunologicHistocompatibility Antigens Class IHumansLung NeoplasmsLymphocyte ActivationLymphocytes, Tumor-InfiltratingMaleMice, Inbred NODMice, SCIDMutant ProteinsMutationPeptidesPhenotypeProgrammed Cell Death 1 ReceptorReproducibility of ResultsSurvival AnalysisTobaccoConceptsImmune checkpoint blockersCheckpoint blockersQuantitative immunofluorescenceNon-small cell lung carcinoma patientsCell lung carcinoma patientsNon-small cell lung carcinomaPatient-derived xenograft modelsIntratumoral T cellsMultiplexed quantitative immunofluorescencePD-1 blockadeLevels of CD3Lung carcinoma patientsCell lung carcinomaT cell proliferationPre-treatment samplesTIL phenotypeSurvival benefitCarcinoma patientsEffector capacityLung carcinomaT cellsWhole-exome DNA sequencingXenograft modelFavorable responseBlockers