2022
Role of tumor infiltrating lymphocytes and spatial immune heterogeneity in sensitivity to PD-1 axis blockers in non-small cell lung cancer
de Rodas M, Nagineni V, Ravi A, Datar IJ, Mino-Kenudson M, Corredor G, Barrera C, Behlman L, Rimm DL, Herbst RS, Madabhushi A, Riess JW, Velcheti V, Hellmann MD, Gainor J, Schalper KA. Role of tumor infiltrating lymphocytes and spatial immune heterogeneity in sensitivity to PD-1 axis blockers in non-small cell lung cancer. Journal For ImmunoTherapy Of Cancer 2022, 10: e004440. PMID: 35649657, PMCID: PMC9161072, DOI: 10.1136/jitc-2021-004440.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerImmune checkpoint inhibitorsT-cell immunoglobulin mucin-3Cell lung cancerCytotoxic T cellsT cellsImmune heterogeneityLung cancerT cell exhaustion marker expressionPD-L1 positive patientsT cell exhaustion markersAdaptive antitumor immune responsesCell death protein 1Baseline tumor samplesExhaustion marker expressionIndependent NSCLC cohortsTumor immune heterogeneityT-cell densityAntitumor immune responseT cell infiltrationDeath protein 1Multi-institutional cohortActivation gene-3Helper T cellsRole of tumor
2020
Immune Cell PD-L1 Colocalizes with Macrophages and Is Associated with Outcome in PD-1 Pathway Blockade Therapy
Liu Y, Zugazagoitia J, Ahmed FS, Henick BS, Gettinger S, Herbst RS, Schalper KA, Rimm DL. Immune Cell PD-L1 Colocalizes with Macrophages and Is Associated with Outcome in PD-1 Pathway Blockade Therapy. Clinical Cancer Research 2020, 26: 970-977. PMID: 31615933, PMCID: PMC7024671, DOI: 10.1158/1078-0432.ccr-19-1040.Peer-Reviewed Original ResearchConceptsPD-L1 expressionHigh PD-L1 expressionPD-L1 levelsPD-L1Immune cellsTumor cellsT cellsHigh PD-L1 levelsPredominant immune cell typeNon-small cell lung cancer (NSCLC) casesDifferent immune cell subsetsCell lung cancer casesElevated PD-L1High PD-L1Better overall survivalDeath ligand 1Natural killer cellsImmune cell subsetsMultiple immune cellsCytotoxic T cellsLung cancer casesImmune cell typesCD68 levelsCell typesBlockade therapy
2018
Spatially Resolved and Quantitative Analysis of VISTA/PD-1H as a Novel Immunotherapy Target in Human Non–Small Cell Lung Cancer
Villarroel-Espindola F, Yu X, Datar I, Mani N, Sanmamed M, Velcheti V, Syrigos K, Toki M, Zhao H, Chen L, Herbst RS, Schalper KA. Spatially Resolved and Quantitative Analysis of VISTA/PD-1H as a Novel Immunotherapy Target in Human Non–Small Cell Lung Cancer. Clinical Cancer Research 2018, 24: 1562-1573. PMID: 29203588, PMCID: PMC5884702, DOI: 10.1158/1078-0432.ccr-17-2542.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntigens, CDAntigens, Differentiation, MyelomonocyticB7 AntigensB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungCD8-Positive T-LymphocytesEvaluation Studies as TopicFemaleGene Expression Regulation, NeoplasticHumansImmunologic FactorsImmunotherapyLung NeoplasmsMaleMembrane ProteinsMutationProgrammed Cell Death 1 ReceptorRetrospective StudiesConceptsNon-small cell lung cancerHuman non-small cell lung cancerT helper cellsCytotoxic T cellsT cellsPD-1Localized expression patternQuantitative immunofluorescenceTumor-infiltrating lymphocytesCell lung cancerLung cancer casesGenomic analysisTissue microarray formatTumor-associated macrophagesPD-L1 proteinCytoplasmic staining patternClin Cancer ResExpression patternsLow mutational burdenTumor epithelial cellsSpecific genomic alterationsVISTA expressionVISTA proteinPD-L1Immunomodulatory role