2023
Molecular Characterization of HER2-Low Invasive Breast Carcinoma by Quantitative RT-PCR Using Oncotype DX Assay
Lin H, Can T, Kahn A, Flannery C, Hoag J, Akkunuri A, Bailey H, Baehner R, Pusztai L, Rozenblit M. Molecular Characterization of HER2-Low Invasive Breast Carcinoma by Quantitative RT-PCR Using Oncotype DX Assay. The Oncologist 2023, 28: e973-e976. PMID: 37656608, PMCID: PMC10546821, DOI: 10.1093/oncolo/oyad249.Peer-Reviewed Original ResearchConceptsHER2 mRNA levelsIHC 0MRNA levelsOncotype DX recurrence score resultsEstrogen receptor-positive breast cancerReceptor-positive breast cancerCurrent adjuvant chemotherapyOncotype DX assayRecurrence Score resultsPositive breast cancerInvasive breast carcinomaIHC score 0Adjuvant chemotherapyQuantitative RT-PCRBreast carcinomaPositive statusScore 0Breast cancerStage IYale cohortHigher mRNA levelsCancerRT-PCRPatientsHER2
2022
PD-L1 protein expression in relation to recurrence score values in early-stage ER + breast cancer
Rozenblit M, Blenman K, Harigopal M, Reisenbichler E, Singh K, Qing T, Ibrahim E, Ramkissoon S, Asmelash S, Lin HK, Roberts M, Ross J, Huang RSP, Pusztai L. PD-L1 protein expression in relation to recurrence score values in early-stage ER + breast cancer. Breast Cancer Research And Treatment 2022, 196: 221-227. PMID: 36028784, DOI: 10.1007/s10549-022-06712-2.Peer-Reviewed Original ResearchMeSH KeywordsB7-H1 AntigenBiomarkers, TumorBreast NeoplasmsFemaleHumansLymphocyte CountLymphocytes, Tumor-InfiltratingPrognosisConceptsPD-L1 positivityPD-L1 protein expressionPD-L1 expressionGrade 3 cancersPD-L1TIL scoreTumor gradeMultivariate analysisHigher PD-L1 positivityTumor-infiltrating lymphocyte countsConclusionPD-L1 expressionProtein expressionPD-L1 immunohistochemistryChi-square testResultsPD-L1T1 cancersLymphocyte countT3 tumorsIndependent predictorsTumor sizeLarge tumorsPositivity rateCell positivityBreast cancerGrade 2Predictive Markers of Response to Neoadjuvant Durvalumab with Nab-Paclitaxel and Dose-Dense Doxorubicin/Cyclophosphamide in Basal-Like Triple-Negative Breast Cancer.
Blenman KRM, Marczyk M, Karn T, Qing T, Li X, Gunasekharan V, Yaghoobi V, Bai Y, Ibrahim EY, Park T, Silber A, Wolf DM, Reisenbichler E, Denkert C, Sinn BV, Rozenblit M, Foldi J, Rimm DL, Loibl S, Pusztai L. Predictive Markers of Response to Neoadjuvant Durvalumab with Nab-Paclitaxel and Dose-Dense Doxorubicin/Cyclophosphamide in Basal-Like Triple-Negative Breast Cancer. Clinical Cancer Research 2022, 28: 2587-2597. PMID: 35377948, PMCID: PMC9464605, DOI: 10.1158/1078-0432.ccr-21-3215.Peer-Reviewed Original ResearchConceptsBasal-like triple-negative breast cancerPathologic complete responseResidual diseaseNeoadjuvant durvalumabDNA damage repairSomatic mutationsBreast cancerWnt/β-cateninHigh expressionTriple-negative breast cancerBasal-Like TripleDoxorubicin/cyclophosphamideDNA repairTumor mutation burdenRNA sequencingEpithelial-mesenchymal transitionFive-gene signatureB-cell markersCancer driversEnrichment analysisNegative breast cancerDamage repairGene expressionJAK-STATCell cycle
2021
Optimal Management for Residual Disease Following Neoadjuvant Systemic Therapy
Foldi J, Rozenblit M, Park TS, Knowlton CA, Golshan M, Moran M, Pusztai L. Optimal Management for Residual Disease Following Neoadjuvant Systemic Therapy. Current Treatment Options In Oncology 2021, 22: 79. PMID: 34213636, DOI: 10.1007/s11864-021-00879-4.Peer-Reviewed Original ResearchConceptsPathologic complete responseResidual cancerClinical trialsAdjuvant therapyExcellent long-term disease-free survivalLong-term disease-free survivalAxillary lymph node dissectionHuman epidermal growth factor receptor 2Early-stage breast cancerEpidermal growth factor receptor 2Post-mastectomy breastSystemic adjuvant therapyInternal mammary nodesLymph node dissectionNeoadjuvant systemic therapyDisease-free survivalGrowth factor receptor 2Minimal residual disease monitoringRecurrence-free survivalType of surgeryPivotal clinical trialsOngoing clinical trialsFactor receptor 2Residual disease monitoringAccurate prognostic estimates