2013
Estrogen receptor (ER) mRNA expression and molecular subtype distribution in ER-negative/progesterone receptor-positive breast cancers
Itoh M, Iwamoto T, Matsuoka J, Nogami T, Motoki T, Shien T, Taira N, Niikura N, Hayashi N, Ohtani S, Higaki K, Fujiwara T, Doihara H, Symmans WF, Pusztai L. Estrogen receptor (ER) mRNA expression and molecular subtype distribution in ER-negative/progesterone receptor-positive breast cancers. Breast Cancer Research And Treatment 2013, 143: 403-409. PMID: 24337596, DOI: 10.1007/s10549-013-2763-z.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnthracyclinesAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBreast NeoplasmsBridged-Ring CompoundsFemaleGene Expression ProfilingHumansKi-67 AntigenMiddle AgedNeoadjuvant TherapyNeoplasm Recurrence, LocalReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneRNA, MessengerSurvival RateTaxoidsYoung AdultConceptsEstrogen receptor mRNA expressionPR-positive patientsTriple-negative cohortER-positive cancersTriple-negative cancersReceptor mRNA expressionProgesterone receptorBreast cancerMolecular subtypesER-negative/PR-positive tumorsProgesterone receptor-positive breast cancerReceptor-positive breast cancerRelapse-free survival rateMRNA expressionAdjuvant endocrine therapyMolecular subtype distributionPR-positive tumorsRoutine clinical assessmentSafe clinical approachLuminal-type cancersExpression of ESR1Adjuvant endocrineEndocrine therapyNeoadjuvant chemotherapyAffymetrix U133A gene chips
2012
Estrogen Receptor (ER) mRNA and ER-Related Gene Expression in Breast Cancers That Are 1% to 10% ER-Positive by Immunohistochemistry
Iwamoto T, Booser D, Valero V, Murray JL, Koenig K, Esteva FJ, Ueno NT, Zhang J, Shi W, Qi Y, Matsuoka J, Yang EJ, Hortobagyi GN, Hatzis C, Symmans WF, Pusztai L. Estrogen Receptor (ER) mRNA and ER-Related Gene Expression in Breast Cancers That Are 1% to 10% ER-Positive by Immunohistochemistry. Journal Of Clinical Oncology 2012, 30: 729-734. PMID: 22291085, DOI: 10.1200/jco.2011.36.2574.Peer-Reviewed Original ResearchConceptsER-positive patientsIHC-positive patientsER-positive cancersESR1 mRNA expressionGene signature scoreER statusBreast cancerSignature scoreEstrogen receptor-positive cancersMRNA expressionAdjuvant endocrine therapyEndocrine-sensitive tumorsER-negative cohortER-positive cohortER-negative groupER-positive tumorsOverall survival ratePrimary breast cancerER-negative cancersReceptor-positive cancersSafe clinical approachEstrogen receptor mRNAEndocrine therapyER-positiveAffymetrix U133A gene chips