2022
Evidence of accelerated epigenetic aging of breast tissues in patients with breast cancer is driven by CpGs associated with polycomb-related genes
Rozenblit M, Hofstatter E, Liu Z, O’Meara T, Storniolo AM, Dalela D, Singh V, Pusztai L, Levine M. Evidence of accelerated epigenetic aging of breast tissues in patients with breast cancer is driven by CpGs associated with polycomb-related genes. Clinical Epigenetics 2022, 14: 30. PMID: 35209953, PMCID: PMC8876160, DOI: 10.1186/s13148-022-01249-z.Peer-Reviewed Original ResearchConceptsNormal breast tissueBreast cancerEpigenetic age accelerationBreast tissuePeripheral bloodAge accelerationStrong risk factorBreast cancer riskTissue/blood samplesGood surrogate markerBreast cancer diagnosisHealthy controlsRisk factorsSurrogate markerCancer riskBlood samplesTumor tissueCancerCancer diagnosisNew scoreTissueUnaffected individualsBloodEpigenetic aging signaturesEpigenetic aging
2021
Impact of a randomized weight loss trial on breast tissue markers in breast cancer survivors.
Dieli-Conwright C, Harrigan M, Cartmel B, Chagpar A, Bai Y, Rimm D, Pusztai L, Lu L, Sanft T, Irwin M. Impact of a randomized weight loss trial on breast tissue markers in breast cancer survivors. Journal Of Clinical Oncology 2021, 39: e12501-e12501. DOI: 10.1200/jco.2021.39.15_suppl.e12501.Peer-Reviewed Original ResearchBreast cancer survivorsWeight loss interventionSerum insulin levelsCancer survivorsLoss interventionPercent body fatSerum levelsSerum biomarkersTissue biomarkersBody compositionMonth 6Insulin levelsBreast tissueBreast cancerInsulin receptorBody fatStage I breast cancerBreast tissue levelsI breast cancerWeight loss trialBreast tissue markersLevels of CD163Breast tissue biopsiesUsual careLifestyle intervention
2018
Increased epigenetic age in normal breast tissue from luminal breast cancer patients
Hofstatter EW, Horvath S, Dalela D, Gupta P, Chagpar AB, Wali VB, Bossuyt V, Storniolo AM, Hatzis C, Patwardhan G, Von Wahlde MK, Butler M, Epstein L, Stavris K, Sturrock T, Au A, Kwei S, Pusztai L. Increased epigenetic age in normal breast tissue from luminal breast cancer patients. Clinical Epigenetics 2018, 10: 112. PMID: 30157950, PMCID: PMC6114717, DOI: 10.1186/s13148-018-0534-8.Peer-Reviewed Original ResearchConceptsNormal breast tissueBreast cancer patientsBreast cancerCancer patientsEpigenetic age accelerationBreast tissueAge accelerationLuminal breast cancer patientsNormal adjacent breast tissueNormal breast tissue samplesIncident breast cancerTissue samplesNon-tumor sitesBreast cancer riskImportant risk factorAdjacent breast tissueKomen Tissue BankChronological ageBreast cancer statusMalignant breast tissueNormal tissue samplesAge-related changesBreast tissue samplesBreast surgeryUnaffected women
2017
Comparison of epigenetic aging in normal breast tissue from women with and without breast cancer.
Hofstatter E, Horvath S, Chagpar A, Wali V, Bossuyt V, Storniolo A, Patwardhan G, Von Wahlde M, Pusztai L. Comparison of epigenetic aging in normal breast tissue from women with and without breast cancer. Journal Of Clinical Oncology 2017, 35: 1522-1522. DOI: 10.1200/jco.2017.35.15_suppl.1522.Peer-Reviewed Original ResearchNormal breast tissueBreast cancerBreast tissueHealthy peersSusan G. Komen Tissue BankIU Simon Cancer CenterNormal breast tissue samplesBreast cancer preventionCohort of womenImportant risk factorKomen Tissue BankLifetime of womenBreast tissue samplesCurrent medicationsTumor characteristicsCancer CenterRisk factorsCancer preventionClinical dataFamily historyReduction mammoplastyHigh riskChronologic ageReproductive historyCancer
2006
Impact of Preoperative Versus Postoperative Chemotherapy on the Extent and Number of Surgical Procedures in Patients Treated in Randomized Clinical Trials for Breast Cancer
Boughey JC, Peintinger F, Meric-Bernstam F, Perry AC, Hunt KK, Babiera GV, Singletary SE, Bedrosian I, Lucci A, Buzdar AU, Pusztai L, Kuerer HM. Impact of Preoperative Versus Postoperative Chemotherapy on the Extent and Number of Surgical Procedures in Patients Treated in Randomized Clinical Trials for Breast Cancer. Annals Of Surgery 2006, 124: 130-136. PMID: 16926572, PMCID: PMC1856540, DOI: 10.1097/01.sla.0000234897.38950.5c.Peer-Reviewed Original ResearchConceptsBreast-conserving therapyRe-excision ratesExtent of surgeryPreoperative chemotherapyInitial tumor sizeRandomized clinical trialsBreast operationsBreast cancerSurgical proceduresBCT patientsPostoperative chemotherapyBreast tissueTumor sizeClinical trialsRates of BCTProspective randomized clinical trialsFinal surgical procedureLarge breast tumorsConsecutive patientsExtensive resectionChemotherapyPatientsVolume of tissueBreast tumorsT1-T3
2004
Expression of BAG-1 and BcL-2 Proteins Before and After Neoadjuvant Chemotherapy of Locally Advanced Breast Cancer
Pusztai L, Krishnamurti S, Cardona J, Sneige N, Esteva FJ, Volchenok M, Breitenfelder P, Kau SW, Takayama S, Krajewski S, Reed JC, Bast RC, Hortobagyi GN. Expression of BAG-1 and BcL-2 Proteins Before and After Neoadjuvant Chemotherapy of Locally Advanced Breast Cancer. Cancer Investigation 2004, 22: 248-256. PMID: 15199607, DOI: 10.1081/cnv-120030213.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsCarrier ProteinsCell DeathChemotherapy, AdjuvantDNA-Binding ProteinsDoxorubicinFemaleHumansImmunohistochemistryMiddle AgedNeoadjuvant TherapyPredictive Value of TestsPrognosisProto-Oncogene Proteins c-bcl-2Transcription FactorsTreatment OutcomeConceptsComplete pathological responsePathological responseBcl-2 expressionNeoplastic cellsBcl-2Breast cancerTissue specimensSubsequent pathological responsesAdvanced breast cancerBAG-1Breast epithelial cellsBAG-1 expressionExploratory pilot studyPrechemotherapy specimensNeoadjuvant chemotherapyClinical responseResidual tumorCytotoxic therapyPosttreatment specimensAnti-apoptotic proteinsPreoperative doxorubicinChemotherapyCytoplasmic stainingIndividual tumorsBreast tissue
2001
Chemotherapy-induced histologic changes in mastectomy specimens and their potential significance
Sneige N, Kemp B, Pusztai L, Asmar L, Hortobagyi G. Chemotherapy-induced histologic changes in mastectomy specimens and their potential significance. The Breast 2001, 10: 492-500. PMID: 14965629, DOI: 10.1054/brst.2001.0310.Peer-Reviewed Original ResearchTumor responseHistologic changesCytologic changesComplete responseOverall survivalLymph nodesBreast cancerBreast tissueNon-neoplastic breast tissueHistologic complete responseNeoplastic breast epitheliumPost-chemotherapy tumorsPostmenopausal breast tissueClinical tumor responseRelapse-free survivalPercent of tumorsPathologic tumor responseStable diseasePreoperative chemotherapyPreoperative treatmentPartial responsePathologic assessmentHistologic confirmationPerilobular fibrosisResidual tumor