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