2024
Up-regulated PLA2G10 in cancer impairs T cell infiltration to dampen immunity
Zhang T, Yu W, Cheng X, Yeung J, Ahumada V, Norris P, Pearson M, Yang X, van Deursen W, Halcovich C, Nassar A, Vesely M, Zhang Y, Zhang J, Ji L, Flies D, Liu L, Langermann S, LaRochelle W, Humphrey R, Zhao D, Zhang Q, Zhang J, Gu R, Schalper K, Sanmamed M, Chen L. Up-regulated PLA2G10 in cancer impairs T cell infiltration to dampen immunity. Science Immunology 2024, 9: eadh2334. PMID: 38669316, DOI: 10.1126/sciimmunol.adh2334.Peer-Reviewed Original ResearchConceptsT cell infiltrationT cell exclusionT cellsResistance to anti-PD-1 immunotherapyPoor T-cell infiltrationAnti-PD-1 immunotherapyImmunogenic mouse tumorsT cell mobilizationHuman cancer tissuesTherapeutic immunotherapyCancer immunotherapyMouse tumorsChemokine systemImmunotherapyTumor tissuesImpaired infiltrationTumorLipid metabolitesHuman cancersCancer tissuesInfiltrationA2 groupCancerPLA2G10Up-regulated
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