2020
HER2 immunohistochemistry staining positivity is strongly predictive of tumor response to neoadjuvant chemotherapy in HER2 positive breast cancer
Zhao J, Krishnamurti U, Zhang C, Meisel J, Wei Z, Suo A, Aneja R, Li Z, Li X. HER2 immunohistochemistry staining positivity is strongly predictive of tumor response to neoadjuvant chemotherapy in HER2 positive breast cancer. Pathology - Research And Practice 2020, 216: 153155. PMID: 32871536, DOI: 10.1016/j.prp.2020.153155.Peer-Reviewed Original ResearchConceptsHigh HER2/CEP17 ratioHER2/CEP17 ratioTumor responseBreast cancer casesNeoadjuvant HER2CEP17 ratioNeoadjuvant chemotherapyIHC 3Breast cancerCancer casesRCB II/IIIHER2-positive breast cancerHER2 IHC 3Complete pathologic responseResidual cancer burdenSmaller tumor sizePositive breast cancerLow nuclear gradeHER2 copy numberHigh Ki67Pathologic responseCancer burdenExcisional specimensPositive cancersTumor sizeObesity-associated methylation in breast tumors: a possible link to disparate outcomes?
Do W, Conneely K, Gabram-Mendola S, Krishnamurti U, D’Angelo O, Miller-Kleinhenz J, Gogineni K, Torres M, McCullough L. Obesity-associated methylation in breast tumors: a possible link to disparate outcomes? Breast Cancer Research And Treatment 2020, 181: 135-144. PMID: 32236829, DOI: 10.1007/s10549-020-05605-6.Peer-Reviewed Original ResearchConceptsCause mortalityER statusMultivariable Cox proportional hazards modelsCox proportional hazards modelBreast cancer tumor tissuesBreast cancer outcomesBreast cancer incidenceEstrogen receptor statusBody mass indexPrimary risk factorNon-Hispanic blacksCancer tumor tissuesReceptor statusMass indexCancer outcomesCpG sitesRisk factorsCancer incidenceBreast cancerHazards modelBreast tumorsTumor tissueWhite womenObesityRace disparities
2019
Clinicopathologic Factors Associated With Response to Neoadjuvant Anti-HER2–Directed Chemotherapy in HER2-Positive Breast Cancer
Meisel J, Zhao J, Suo A, Zhang C, Wei Z, Taylor C, Aneja R, Krishnamurti U, Li Z, Nahta R, O'Regan R, Li X. Clinicopathologic Factors Associated With Response to Neoadjuvant Anti-HER2–Directed Chemotherapy in HER2-Positive Breast Cancer. Clinical Breast Cancer 2019, 20: 19-24. PMID: 31806448, DOI: 10.1016/j.clbc.2019.09.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBreastBreast NeoplasmsCarcinoma, Ductal, BreastChemotherapy, AdjuvantDNA Copy Number VariationsDrug Resistance, NeoplasmFeasibility StudiesFemaleHumansLymphocytes, Tumor-InfiltratingMastectomyMiddle AgedNeoadjuvant TherapyPredictive Value of TestsProgression-Free SurvivalReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneTumor BurdenConceptsTumor-infiltrating lymphocytesHER2-positive breast cancerNeoadjuvant therapyHER2/CEP17 ratioBreast cancerClinicopathologic featuresTumor sizeEstrogen receptorKi-67High HER2/CEP17 ratioCEP17 ratioHER2 immunohistochemistry 3Pathologic complete responseProgesterone receptor expressionSmaller tumor sizeBreast cancer responseHigh Ki-67Low estrogen receptorHER2 copy numberRCB-IIPatient ageClinicopathologic factorsComplete responseInitial biopsyExcisional specimens
2017
Hormone Receptor-Positive Breast Cancer Has a Worse Prognosis in Male Than in Female Patients
Li X, Yang J, Krishnamurti U, Huo L, Ward K, O'Regan R, Peng L. Hormone Receptor-Positive Breast Cancer Has a Worse Prognosis in Male Than in Female Patients. Clinical Breast Cancer 2017, 17: 356-366. PMID: 28576631, DOI: 10.1016/j.clbc.2017.03.005.Peer-Reviewed Original ResearchConceptsMale breast carcinomaFemale breast carcinomaHormone receptorsMBC patientsWorse OSOverall survivalBreast carcinomaBreast cancerStage IHormone receptor-positive breast cancerEarly-stage hormone receptorReceptor-positive breast cancerNational Cancer Institute's SurveillanceEnd Results (SEER) databaseWorse overall survivalBreast carcinoma casesSimilar survival ratesMBC subtypesWorse survivalClinicopathologic featuresOverall incidenceResults databaseWorse prognosisHER2 statusFBC patientsNew Developments in Breast Cancer and Their Impact on Daily Practice in Pathology
Li X, Oprea-Ilies G, Krishnamurti U. New Developments in Breast Cancer and Their Impact on Daily Practice in Pathology. Archives Of Pathology & Laboratory Medicine 2017, 141: 490-498. PMID: 28353377, DOI: 10.5858/arpa.2016-0288-sa.Peer-Reviewed Original ResearchConceptsBreast cancerDaily practiceBreast specimensTriple-negative breast cancerDistinct biological subsetsHER2/neu gene amplificationTumor-infiltrating lymphocytesRadioactive seed localizationAppropriate treatment groupsNovel clinical practicesNeu gene amplificationNeoadjuvant treatmentPathologic evaluationHistopathologic parametersTreatment groupsClinical practiceTherapeutic utilityBiological subsetsCancerMolecular classificationBest treatmentPathologyNew guidelinesSeed localizationGene amplificationTargeted drugs and diagnostic assays: Companions in the race to combat ethnic disparity.
Wright N, Rida P, Krishnamurti U, Li X, Aneja R. Targeted drugs and diagnostic assays: Companions in the race to combat ethnic disparity. Frontiers In Bioscience-Landmark 2017, 22: 193-211. PMID: 27814611, DOI: 10.2741/4481.Peer-Reviewed Original ResearchConceptsEthnic disparitiesAfrican AmericansAggressive breast cancer subtypeUnique tumor biologyBreast cancer subtypesPrecision medicine toolsDiagnostic assaysIndividualized cancer treatmentRacial health disparitiesClinical outcomesDevelopment of drugsPatient populationAncestry-associated differencesEfficacy biomarkersTargeted drugsHigh recurrenceMortality rateCentrosomal aberrationsBreast tumorsTumor biologyCancer subtypesHealth disparitiesMedicine toolsCancer treatmentPersonalized oncology
2014
HER2 in Breast Cancer
Krishnamurti U, Silverman J. HER2 in Breast Cancer. Advances In Anatomic Pathology 2014, 21: 100-107. PMID: 24508693, DOI: 10.1097/pap.0000000000000015.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsBiomarkers, TumorBreast NeoplasmsDrug DesignFemaleGene AmplificationHumansImmunohistochemistryIn Situ Hybridization, FluorescenceMolecular Diagnostic TechniquesMolecular Targeted TherapyPrecision MedicinePredictive Value of TestsProtein Kinase InhibitorsReceptor, ErbB-2Signal TransductionTreatment OutcomeUp-RegulationConceptsBreast cancerHER2 receptorTime of diagnosisInvasive breast cancerHER2 receptor overexpressionValuable therapeutic targetHER2 biologyASCO guidelinesHER2 statusHER2 amplificationHER2 testingHER2 oncogeneTherapeutic targetReceptor overexpressionHER2CancerMembrane tyrosine kinaseTumor developmentCell proliferationCurrent standardReceptorsTyrosine kinaseChromosome 17q12RecurrenceTherapy
2011
Correlation of Immunohistochemical Expression of p53 With Unamplified Chromosome 17 Polysomy in Invasive Breast Carcinoma
Krishnamurti U, Zarineh A, Atem F, Silverman J. Correlation of Immunohistochemical Expression of p53 With Unamplified Chromosome 17 Polysomy in Invasive Breast Carcinoma. Applied Immunohistochemistry & Molecular Morphology 2011, 19: 28-32. PMID: 20823770, DOI: 10.1097/pai.0b013e3181e9bb6f.Peer-Reviewed Original ResearchConceptsInvasive breast carcinomaChromosome 17 polysomyBreast carcinomaHER2 amplificationReceptor negativityPrognostic indicatorNottingham scoreBreast cancerNeck squamous cell carcinomaNonsmall cell lung carcinomaHormone receptor negativityAdverse prognostic indicatorEstrogen receptor negativitySquamous cell carcinomaIndependent prognostic indicatorCell lung carcinomaCell carcinomaP53 positivityBladder carcinomaP53 immunostainingP53 overexpressionImmunohistochemical expressionLung carcinomaCarcinomaP53 expression
2009
Poor prognostic significance of unamplified chromosome 17 polysomy in invasive breast carcinoma
Krishnamurti U, Hammers J, Atem F, Storto P, Silverman J. Poor prognostic significance of unamplified chromosome 17 polysomy in invasive breast carcinoma. Modern Pathology 2009, 22: 1044-1048. PMID: 19396150, DOI: 10.1038/modpathol.2009.61.Peer-Reviewed Original ResearchConceptsInvasive breast carcinomaChromosome 17 polysomyBreast carcinomaHER2 gene amplificationBreast cancerChromosome 17 aneusomyHuman epidermal growth factor receptor 2 (HER2) oncoproteinAdverse prognostic factorAdverse prognostic indicatorEstrogen receptor negativityTreatment of patientsHigh nuclear gradePoor prognostic significanceGene amplificationPaucity of literatureReceptor negativityMost patientsPathologic factorsPrognostic factorsPredictive factorsPrognostic significanceHistologic gradePrognostic indicatorTumor stageHER2 overexpression