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 ResearchMeSH KeywordsAgedAnimalsCarcinoma, Non-Small-Cell LungCD8-Positive T-LymphocytesFemaleHumansImmunotherapyLung NeoplasmsMaleMiceMice, Inbred NODProspective StudiesTumor MicroenvironmentConceptsNon-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