2023
Multi-Institutional Study of Pathologist Reading of the Programmed Cell Death Ligand-1 Combined Positive Score Immunohistochemistry Assay for Gastric or Gastroesophageal Junction Cancer
Fernandez A, Robbins C, Gaule P, Agostini-Vulaj D, Anders R, Bellizzi A, Chen W, Chen Z, Gopal P, Zhao L, Lisovsky M, Liu X, Shia J, Wang H, Yang Z, McCann L, Chan Y, Weidler J, Bates M, Zhang X, Rimm D. Multi-Institutional Study of Pathologist Reading of the Programmed Cell Death Ligand-1 Combined Positive Score Immunohistochemistry Assay for Gastric or Gastroesophageal Junction Cancer. Modern Pathology 2023, 36: 100128. PMID: 36889057, PMCID: PMC10198879, DOI: 10.1016/j.modpat.2023.100128.Peer-Reviewed Original ResearchConceptsOverall percent agreementCut pointsReal-world settingHigher cut pointsCell death ligand 1Percent agreementGastroesophageal junction cancerPD-L1 immunohistochemistryDeath ligand 1Companion diagnostic testsMessenger RNA measurementsJunction cancerCancer casesImmunohistochemistry assaysIHC resultsDrug AdministrationPredictive valueScoring systemRange of assaysDiagnostic testsInstitutional studyRNA measurementsImmunohistochemistryPoor specificityPathologist's reading
2017
A Prospective, Multi-institutional, Pathologist-Based Assessment of 4 Immunohistochemistry Assays for PD-L1 Expression in Non–Small Cell Lung Cancer
Rimm DL, Han G, Taube JM, Yi ES, Bridge JA, Flieder DB, Homer R, West WW, Wu H, Roden AC, Fujimoto J, Yu H, Anders R, Kowalewski A, Rivard C, Rehman J, Batenchuk C, Burns V, Hirsch FR, Wistuba II. A Prospective, Multi-institutional, Pathologist-Based Assessment of 4 Immunohistochemistry Assays for PD-L1 Expression in Non–Small Cell Lung Cancer. JAMA Oncology 2017, 3: 1051-1058. PMID: 28278348, PMCID: PMC5650234, DOI: 10.1001/jamaoncol.2017.0013.Peer-Reviewed Original ResearchConceptsPD-L1 expressionNon-small cell lung cancerDako Link 48 platformIntraclass correlation coefficientCell lung cancerImmune cellsPD-L1Tumor cellsSP142 antibodyLung cancerAnti-programmed cell death 1Less PD-L1 expressionCell death ligand 1Tumour cell assessmentPD-L1 antibodiesDeath ligand 1Cell death 1Cell scoringOwn scoring systemSerial histologic sectionsSP142 assayL1 therapyDeath-1Laboratory-developed testsPatient response
2013
Programmed death ligand-1 expression in non-small cell lung cancer
Velcheti V, Schalper KA, Carvajal DE, Anagnostou VK, Syrigos KN, Sznol M, Herbst RS, Gettinger SN, Chen L, Rimm DL. Programmed death ligand-1 expression in non-small cell lung cancer. Laboratory Investigation 2013, 94: 107-116. PMID: 24217091, PMCID: PMC6125250, DOI: 10.1038/labinvest.2013.130.Peer-Reviewed Original ResearchMeSH KeywordsAgedB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungCell Line, TumorChi-Square DistributionCohort StudiesConnecticutFemaleGreeceHumansImmunohistochemistryLung NeoplasmsLymphocytes, Tumor-InfiltratingMalePrognosisReproducibility of ResultsRNA, MessengerSurvival AnalysisTissue Array AnalysisConceptsNon-small cell lung cancerPD-L1 expressionCell lung cancerPD-L1Tissue microarrayBetter outcomesNSCLC casesLung cancerDeath ligand 1 (PD-L1) expressionCell death ligand 1PD-L1 protein expressionEarly phase clinical trialsLigand 1 expressionTumor-infiltrating lymphocytesDeath ligand 1Significant better outcomePD-L1 mRNAPD-L1 proteinPhase clinical trialsNormal human placentaPrediction of responseQuantitative fluorescence approachesFrequency of expressionPD-1Prognostic valueClinical significance of programmed death ligand-1 expression in non-small cell lung cancer (NSCLC).
Velcheti V, Schalper K, Carvajal D, Chen L, Sznol M, Gettinger S, Herbst R, Rimm D. Clinical significance of programmed death ligand-1 expression in non-small cell lung cancer (NSCLC). Journal Of Clinical Oncology 2013, 31: 11075-11075. DOI: 10.1200/jco.2013.31.15_suppl.11075.Peer-Reviewed Original ResearchNon-small cell lung cancerTumor-infiltrating lymphocytesPresence of TILsGreek cohortBetter outcomesPDL1 expressionNSCLC casesProtein positivityAnti-PD-1 therapyDeath ligand 1 (PD-L1) expressionCell death ligand 1Quantitative immunofluorescenceComparable prognostic informationIndependent NSCLC cohortsPDL1 protein expressionLigand 1 expressionLonger overall survivalPDL1 mRNADeath ligand 1Cell lung cancerMRNA levelsAQUA methodNormal human placentaNSCLC cohortOverall survival