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 readingMulti-institutional Assessment of Pathologist Scoring HER2 Immunohistochemistry
Robbins C, Fernandez A, Han G, Wong S, Harigopal M, Podoll M, Singh K, Ly A, Kuba M, Wen H, Sanders M, Brock J, Wei S, Fadare O, Hanley K, Jorns J, Snir O, Yoon E, Rabe K, Soong T, Reisenbichler E, Rimm D. Multi-institutional Assessment of Pathologist Scoring HER2 Immunohistochemistry. Modern Pathology 2023, 36: 100032. PMID: 36788069, PMCID: PMC10278086, DOI: 10.1016/j.modpat.2022.100032.Peer-Reviewed Original ResearchConceptsOverall percent agreementHuman epidermal growth factor 2HER2 IHCReal-world settingEpidermal growth factor 2HER2-negative statusBreast cancer biopsiesCompanion diagnostic testsMulti-institutional assessmentGrowth factor 2Breast cancerImmunohistochemistry assaysCancer biopsiesHER2 immunohistochemistryPathologist concordanceIHCClinical standardsPercent agreementDiagnostic testsSubstantial discordanceERBB2 geneInterrater reliabilityPathologistsFactor 2Concordance
2021
PD-L1 as a biomarker of response to immune-checkpoint inhibitors
Doroshow DB, Bhalla S, Beasley MB, Sholl LM, Kerr KM, Gnjatic S, Wistuba II, Rimm DL, Tsao MS, Hirsch FR. PD-L1 as a biomarker of response to immune-checkpoint inhibitors. Nature Reviews Clinical Oncology 2021, 18: 345-362. PMID: 33580222, DOI: 10.1038/s41571-021-00473-5.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsSelection of patientsPD-L1L1 antibodyImmunohistochemistry assaysPD-L1 immunohistochemistry assaysOutcomes of patientsBiomarkers of responseCompanion diagnostic assayTypes of cancerPD-1Clinical outcomesSelection biomarkerProspective comparisonClinical challengeNew therapiesFuture treatmentPatientsSolid tumorsClinical useSpecific agentsInter-assay variabilityBiomarkersCurrent roleDiagnostic assays
2020
Digital quantitative assessment of PD-L1 using digital spatial profiling
Gupta S, Zugazagoitia J, Martinez-Morilla S, Fuhrman K, Rimm DL. Digital quantitative assessment of PD-L1 using digital spatial profiling. Laboratory Investigation 2020, 100: 1311-1317. PMID: 32249818, PMCID: PMC7502436, DOI: 10.1038/s41374-020-0424-5.Peer-Reviewed Original ResearchConceptsTissue microarrayPD-L1Digital spatial profilingDeath 1 ligand 1 expressionPD-L1 immunohistochemistry assaysDigital quantitative assessmentDigital Spatial ProfilerLigand 1 expressionPD-L1 assaysCompanion diagnostic testingCell linesImmune therapyPredictive markerImmune cellsImmunohistochemistry assaysQuantitative immunohistochemistryUS FoodDrug AdministrationDiagnostic testingImmunohistochemistryNCounter platformTumor cellsDifferent scoring methodsMultiple studiesDifferent antibodies