Quantitative Measurement of Epidermal Growth Factor Receptor Is a Negative Predictive Factor for Tamoxifen Response in Hormone Receptor–Positive Premenopausal Breast Cancer
Giltnane JM, Rydén L, Cregger M, Bendahl PO, Jirström K, Rimm DL. Quantitative Measurement of Epidermal Growth Factor Receptor Is a Negative Predictive Factor for Tamoxifen Response in Hormone Receptor–Positive Premenopausal Breast Cancer. Journal Of Clinical Oncology 2007, 25: 3007-3014. PMID: 17634479, DOI: 10.1200/jco.2006.08.9938.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiomarkersBiopsy, NeedleBreast NeoplasmsDrug Resistance, NeoplasmErbB ReceptorsEstrogen AntagonistsFemaleHumansImmunohistochemistryMiddle AgedMultivariate AnalysisPredictive Value of TestsPremenopauseProbabilityProportional Hazards ModelsReceptors, EstrogenRisk AssessmentSensitivity and SpecificitySurvival AnalysisTamoxifenConceptsEpidermal growth factor receptorER-positive patientsEGFR expressionBreast cancerEstrogen receptorTamoxifen-treated patientsEarly breast cancerRecurrence-free survivalRandomized clinical trialsLow EGFR expressionSignificant beneficial effectAdjuvant tamoxifenGrowth factor receptorEndocrine therapyTamoxifen responseTamoxifen treatmentClinical trialsSitu protein expressionUntreated groupTissue microarrayPatientsBeneficial effectsProtein expressionFactor receptorTreatment effects