Featured Publications
Tissue Age Affects Antigenicity and Scoring for the 22C3 Immunohistochemistry Companion Diagnostic Test
Fernandez A, Gaule P, Rimm D. Tissue Age Affects Antigenicity and Scoring for the 22C3 Immunohistochemistry Companion Diagnostic Test. Modern Pathology 2023, 36: 100159. PMID: 36925070, PMCID: PMC10502188, DOI: 10.1016/j.modpat.2023.100159.Peer-Reviewed Original ResearchConceptsPD-L1 signalTumor proportion scoreTissue microarray cohortCell lung cancerPrevious clinical diagnosisWhole tissue sectionsCompanion diagnostic testsMultiple cancer typesMicroarray cohortTMA cohortLaboratory-developed testsPD-L1NSCLC casesLung cancerProportion scorePositive stainingAntibody 22C3Immunohistochemistry testsClinical diagnosisExtracellular domainCancer typesDiagnostic testsArchival tissueDomain antigenAntibodies
2011
Standardization of Estrogen Receptor Measurement in Breast Cancer Suggests False-Negative Results Are a Function of Threshold Intensity Rather Than Percentage of Positive Cells
Welsh AW, Moeder CB, Kumar S, Gershkovich P, Alarid ET, Harigopal M, Haffty BG, Rimm DL. Standardization of Estrogen Receptor Measurement in Breast Cancer Suggests False-Negative Results Are a Function of Threshold Intensity Rather Than Percentage of Positive Cells. Journal Of Clinical Oncology 2011, 29: 2978-2984. PMID: 21709197, PMCID: PMC3157961, DOI: 10.1200/jco.2010.32.9706.Peer-Reviewed Original ResearchConceptsER-positive patientsEstrogen receptorQuantitative immunofluorescenceBreast cancerTissue microarrayPositive cellsIndependent retrospective cohortsEstrogen receptor measurementsAssessment of survivalTMA cohortFalse-negative resultsRetrospective cohortER immunoreactivityTest discordancePrognostic outcomesIndependent cohortReceptor measurementsLimitations of immunohistochemistryPatientsDiscrepant casesCohortIHC methodPathologists' judgmentsDiscrepant resultsStandardized assays