2022
AMACR Expression is a Potential Diagnostic Marker in Apocrine Lesions of Breast, and is Associated with High Histologic Grade and Lymph Node Metastases in Some Invasive Apocrine Breast Cancers
Lerner G, Tang H, Singh K, Golestani R, St Claire S, Humphrey P, Lannin D, Janostiak R, Harigopal M. AMACR Expression is a Potential Diagnostic Marker in Apocrine Lesions of Breast, and is Associated with High Histologic Grade and Lymph Node Metastases in Some Invasive Apocrine Breast Cancers. Clinical Breast Cancer 2022, 23: 199-210. PMID: 36577560, DOI: 10.1016/j.clbc.2022.11.012.Peer-Reviewed Original ResearchConceptsInvasive ductal carcinomaTriple-negative breast cancerHigh histologic gradeApocrine differentiationAMACR expressionEstrogen receptorApocrine DCISER-/PRHistologic gradeProgesterone receptorApocrine featuresBreast cancerHuman epidermal growth factor 2 (HER2) statusLack of ERDistant metastasis-free survivalDiagnostic markerInitial N stageLack estrogen receptorApocrine breast cancerLymph node metastasisNegative breast cancerAndrogen receptor mRNACoA racemase expressionBenign breast tissueBreast cancer cohort
2021
EZH2 Protein Expression in Triple-negative Breast Cancer Treated With Neoadjuvant Chemotherapy: An Exploratory Study of Association With Tumor Response and Prognosis
Fineberg S, Tian X, Makower D, Harigopal M, Lo Y. EZH2 Protein Expression in Triple-negative Breast Cancer Treated With Neoadjuvant Chemotherapy: An Exploratory Study of Association With Tumor Response and Prognosis. Applied Immunohistochemistry & Molecular Morphology 2021, 30: 157-164. PMID: 35262520, DOI: 10.1097/pai.0000000000000998.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersBreast NeoplasmsEnhancer of Zeste Homolog 2 ProteinFemaleHumansNeoadjuvant TherapyNeoplasm Recurrence, LocalRetrospective StudiesTriple Negative Breast NeoplasmsConceptsTriple-negative breast cancerResidual cancer burdenNeoadjuvant chemotherapyEZH2 protein expressionEZH2 expressionBreast cancerHigh-risk triple negative breast cancerLogistic regressionContinuous variablesStratification of outcomesDisease-free survivalProtein expressionTumor-infiltrating lymphocytesHigh EZH2 expressionMultivariable logistic regressionRisk of relapseDevelopment of metastasesLogistic regression analysisPretherapy biopsiesDisease recurrenceMetastatic recurrenceClinicopathologic featuresCancer burdenTumor responseCore biopsy
2018
Breast cancer histopathology is predictive of low‐risk Oncotype Dx recurrence score
Wilson PC, Chagpar AB, Cicek AF, Bossuyt V, Buza N, Mougalian S, Killelea BK, Patel N, Harigopal M. Breast cancer histopathology is predictive of low‐risk Oncotype Dx recurrence score. The Breast Journal 2018, 24: 976-980. PMID: 30230117, DOI: 10.1111/tbj.13117.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBreast NeoplasmsFemaleGenetic TestingHumansImmunohistochemistryLymph NodesMiddle AgedNeoplasm Recurrence, LocalPrognosisReceptors, EstrogenRisk AssessmentConceptsLymph node-negative patientsNode-negative patientsOncotype DX testingInvasive carcinomaLow-grade invasive carcinomasHistologic subtypeOncotype DXRecurrence scoreEstrogen receptorHigh riskAJCC Breast Cancer Staging SystemBreast cancer staging systemOncotype DX recurrence scoreFavorable histologic subtypeOncotype recurrence scoreSimple multivariable modelsCancer (AJCC) staging systemRisk of recurrenceDX recurrence scoreOnly significant predictorExcellent prognosisIntermediate riskDuctal carcinomaHistologic gradeHistologic predictors
2017
Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision Making
Dzimitrowicz H, Mougalian S, Storms S, Hurd S, Chagpar AB, Killelea BK, Horowitz NR, Lannin DR, Harigopal M, Hofstatter E, DiGiovanna MP, Adelson KB, Silber A, Abu-Khalaf M, Chung G, Zaheer W, Abdelghany O, Hatzis C, Pusztai L, Sanft TB. Impacts of Early Guideline-Directed 21-Gene Recurrence Score Testing on Adjuvant Therapy Decision Making. JCO Oncology Practice 2017, 13: jop.2017.022731. PMID: 29048991, DOI: 10.1200/jop.2017.022731.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBreast NeoplasmsChemotherapy, AdjuvantDecision MakingFemaleGenetic TestingHumansMiddle AgedNeoplasm Recurrence, LocalNeoplasm StagingProspective StudiesReceptors, EstrogenConceptsAdjuvant therapy decisionsRecurrence scoreChemotherapy useRS testingMedical oncologistsHistorical controlsChemotherapy decisionsTherapy decisionsEligibility criteriaNational Comprehensive Cancer Network guidelinesProspective quality improvement projectEarly-stage breast cancerAdjuvant chemotherapy recommendationsTime of diagnosisTime of surgeryQuality improvement projectTesting groupChemotherapy initiationChemotherapy recommendationsMedian timeTrial enrollmentNetwork guidelinesSurgical oncologistsClinical trialsBreast cancer
2013
Is Ki-67 Expression Prognostic for Local Relapse in Early-Stage Breast Cancer Patients Treated With Breast Conservation Therapy (BCT)?
Hafeez F, Neboori HJ, Harigopal M, Wu H, Haffty BG, Yang Q, Schiff D, Moran MS. Is Ki-67 Expression Prognostic for Local Relapse in Early-Stage Breast Cancer Patients Treated With Breast Conservation Therapy (BCT)? International Journal Of Radiation Oncology • Biology • Physics 2013, 87: 344-348. PMID: 23910708, DOI: 10.1016/j.ijrobp.2013.05.052.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkers, TumorBlack PeopleBreast NeoplasmsFemaleHumansKi-67 AntigenMastectomy, SegmentalMiddle AgedNeoplasm Recurrence, LocalPrognosisRadiotherapy, AdjuvantWhite PeopleConceptsBreast conservation therapyEarly-stage breast cancer patientsHuman epidermal growth factor receptor 2Recurrence-free survivalBreast cancer patientsKi-67 expressionKi-67Clinicopathologic featuresConservation therapyCancer patientsIndependent associationLocoregional recurrence-free survivalDistant metastasis-free survivalLocal relapse-free survivalEpidermal growth factor receptor 2Univariate/multivariate analysisPrognostic clinicopathologic featuresCause-specific survivalHormone receptor statusGrowth factor receptor 2Metastasis-free survivalRelapse-free survivalKi-67 overexpressionSignificant independent associationKi-67 staining
2004
Prognostic Significance of p16 Protein Levels in Oropharyngeal Squamous Cell Cancer
Weinberger PM, Yu Z, Haffty BG, Kowalski D, Harigopal M, Sasaki C, Rimm DL, Psyrri A. Prognostic Significance of p16 Protein Levels in Oropharyngeal Squamous Cell Cancer. Clinical Cancer Research 2004, 10: 5684-5691. PMID: 15355894, DOI: 10.1158/1078-0432.ccr-04-0448.Peer-Reviewed Original ResearchConceptsSquamous cell cancerOropharyngeal squamous cell carcinomaOropharyngeal squamous cell cancerDisease-free survivalLocal recurrence rateSquamous cell carcinomaCell cancerOverall survivalRecurrence rateCell carcinomaP16 overexpressionNeck squamous cell cancerLow local recurrence rateAdvanced Tumor-NodeMean patient followIndependent prognostic factorHigh histologic gradeP16 expression statusOverexpression of p16Local recurrencePrognostic factorsPrognostic importanceP16 protein expressionPrognostic significanceHistologic grade