2024
Circulating tumor DNA fraction predicts residual cancer burden post-neoadjuvant chemotherapy in triple negative breast cancer
Shan N, Gould B, Wang X, Bonora G, Blenman K, Foldi J, Campos G, Walsh M, Du P, Pusztai L. Circulating tumor DNA fraction predicts residual cancer burden post-neoadjuvant chemotherapy in triple negative breast cancer. The Journal Of Liquid Biopsy 2024, 6: 100168. DOI: 10.1016/j.jlb.2024.100168.Peer-Reviewed Original ResearchTriple negative breast cancerResidual cancer burdenCirculating tumor DNANegative breast cancerPathological responsePost-NACBreast cancerPlasma circulating tumor DNATriple negative breast cancer patientsResidual cancer burden scoreCirculating tumour DNA fractionPost-neoadjuvant chemotherapyPre-NAC samplesWeekly nab-paclitaxelTumor DNA methylation profilesTumor DNA fractionHot spot mutationsYouden's J statisticNab-paclitaxelPre-NACTumor variantsTumor DNATumor fractionClinical trialsDNA methylation profiles
2022
Author Correction: Neoadjuvant durvalumab plus weekly nab-paclitaxel and dose-dense doxorubicin/cyclophosphamide in triple-negative breast cancer
Foldi J, Silber A, Reisenbichler E, Singh K, Fischbach N, Persico J, Adelson K, Katoch A, Horowitz N, Lannin D, Chagpar A, Park T, Marczyk M, Frederick C, Burrello T, Ibrahim E, Qing T, Bai Y, Blenman K, Rimm DL, Pusztai L. Author Correction: Neoadjuvant durvalumab plus weekly nab-paclitaxel and dose-dense doxorubicin/cyclophosphamide in triple-negative breast cancer. Npj Breast Cancer 2022, 8: 17. PMID: 35115541, PMCID: PMC8814070, DOI: 10.1038/s41523-022-00392-3.Peer-Reviewed Original Research
2021
Neoadjuvant durvalumab plus weekly nab-paclitaxel and dose-dense doxorubicin/cyclophosphamide in triple-negative breast cancer
Foldi J, Silber A, Reisenbichler E, Singh K, Fischbach N, Persico J, Adelson K, Katoch A, Horowitz N, Lannin D, Chagpar A, Park T, Marczyk M, Frederick C, Burrello T, Ibrahim E, Qing T, Bai Y, Blenman K, Rimm DL, Pusztai L. Neoadjuvant durvalumab plus weekly nab-paclitaxel and dose-dense doxorubicin/cyclophosphamide in triple-negative breast cancer. Npj Breast Cancer 2021, 7: 9. PMID: 33558513, PMCID: PMC7870853, DOI: 10.1038/s41523-021-00219-7.Peer-Reviewed Original ResearchStromal tumor-infiltrating lymphocytesWeekly nab-paclitaxelTriple-negative breast cancerPD-L1Nab-paclitaxelAdverse eventsBreast cancerGrade 3/4 treatment-related adverse eventsPhase I/II trialGrade 3/4 adverse eventsTreatment-related adverse eventsDoxorubicin/cyclophosphamidePhase II studyGuillain-Barre syndromeMononuclear inflammatory cellsPathologic complete responseTumor-infiltrating lymphocytesTumor cell stainingEvaluable patientsNeoadjuvant durvalumabSP263 antibodyII trialNeoadjuvant chemotherapyNeoadjuvant therapyPrimary endpoint
2020
Biomarkers in Breast Cancer: An Integrated Analysis of Comprehensive Genomic Profiling and PD‐L1 Immunohistochemistry Biomarkers in 312 Patients with Breast Cancer
Huang RSP, Li X, Haberberger J, Sokol E, Severson E, Duncan DL, Hemmerich A, Edgerly C, Williams E, Elvin J, Vergilio J, Killian J, Lin D, Hiemenz M, Xiao J, McEwan D, Holmes O, Danziger N, Erlich R, Frampton G, Cohen M, McGregor K, Reddy P, Cardeiro D, Anhorn R, Venstrom J, Alexander B, Brown C, Pusztai L, Ross J, Ramkissoon S. Biomarkers in Breast Cancer: An Integrated Analysis of Comprehensive Genomic Profiling and PD‐L1 Immunohistochemistry Biomarkers in 312 Patients with Breast Cancer. The Oncologist 2020, 25: 943-953. PMID: 32869930, PMCID: PMC7648336, DOI: 10.1634/theoncologist.2020-0449.Peer-Reviewed Original ResearchConceptsComprehensive genomic profilingPD-L1 immunohistochemistryPotential therapeutic optionBreast cancerPD-L1Therapeutic optionsTriple negative breast cancer cohortDrug AdministrationHormone receptor-positive breast cancerReceptor-positive breast cancerGenomic profilingTriple-negative breast cancerPD-L1 positivityRoutine clinical careMutations/MbBreast cancer cohortBiomarker landscapeTNBC cohortNab-paclitaxelGermline testingConsecutive patientsReceptor negativeHER2-positiveClinical trialsPIK3CA mutations
2018
Tumor infiltrating lymphocytes and PD-L1 expression in pre- and post-treatment breast cancers in the SWOG S0800 Phase II neoadjuvant chemotherapy trial
Pelekanou V, Barlow WE, Nahleh Z, Wasserman B, Lo YC, von Wahlde MK, Hayes D, Hortobagyi GN, Gralow J, Tripathy D, Porter P, Szekely B, Hatzis C, Rimm DL, Pusztai L. Tumor infiltrating lymphocytes and PD-L1 expression in pre- and post-treatment breast cancers in the SWOG S0800 Phase II neoadjuvant chemotherapy trial. Molecular Cancer Therapeutics 2018, 17: molcanther.1005.2017. PMID: 29588392, PMCID: PMC6548451, DOI: 10.1158/1535-7163.mct-17-1005.Peer-Reviewed Original ResearchConceptsPD-L1 expressionPathologic complete responseTIL countPosttreatment tissuePD-L1Estrogen receptorImmune checkpoint inhibitor therapyPD-L1 positivity rateTumor-infiltrating lymphocyte countsDoxorubicin/cyclophosphamideCheckpoint inhibitor therapyPD-L1 levelsMol Cancer TherNab-paclitaxelLymphocyte countResidual cancerComplete responseER statusImmune changesInhibitor therapyCox regressionPatient populationControl armClinical trialsPositivity rateImmune profiling of pre- and post-treatment breast cancer tissues from the S0800 randomized neoadjuvant trial of weekly nab-paclitaxel with or without bevacizumab and dose dense doxorubicin and cyclophosphamide.
Li X, Warren S, Pelekanou V, Wali V, Cesano A, Liu M, Danaher P, Elliott N, Nahleh Z, Hayes D, Hortobagyi G, Barlow W, Hatzis C, Pusztai L. Immune profiling of pre- and post-treatment breast cancer tissues from the S0800 randomized neoadjuvant trial of weekly nab-paclitaxel with or without bevacizumab and dose dense doxorubicin and cyclophosphamide. Journal Of Clinical Oncology 2018, 36: 578-578. DOI: 10.1200/jco.2018.36.15_suppl.578.Peer-Reviewed Original ResearchDurvalumab (MEDI4736) concurrent with nab-paclitaxel and dose dense doxorubicin cyclophosphamide (ddAC) as neoadjuvant therapy for triple negative breast cancer (TNBC).
Pusztai L, Hofstatter E, Chung G, Horowitz N, Lannin D, Killelea B, Chagpar A, DiGiovanna M, Frederick C, Burello T, Harigopal M. Durvalumab (MEDI4736) concurrent with nab-paclitaxel and dose dense doxorubicin cyclophosphamide (ddAC) as neoadjuvant therapy for triple negative breast cancer (TNBC). Journal Of Clinical Oncology 2018, 36: 586-586. DOI: 10.1200/jco.2018.36.15_suppl.586.Peer-Reviewed Original Research
2017
Effects of neoadjuvant chemotherapy (NAC) on tumor infiltrating lymphocytes (TIL) and PD-L1 expression in the SWOG S0800 clinical trial.
Pelekanou V, Barlow W, von Wahlde M, Wasserman B, Lo Y, Hayes D, Hortobagyi G, Gralow J, Tripathy D, Livingston R, Porter P, Nahleh Z, Rimm D, Pusztai L. Effects of neoadjuvant chemotherapy (NAC) on tumor infiltrating lymphocytes (TIL) and PD-L1 expression in the SWOG S0800 clinical trial. Journal Of Clinical Oncology 2017, 35: 519-519. DOI: 10.1200/jco.2017.35.15_suppl.519.Peer-Reviewed Original ResearchPD-L1 expressionNeoadjuvant chemotherapyNAC armTIL countClinical trialsImmune parametersNAC samplesBaseline PD-L1 expressionPathologic complete response rateDose-dense doxorubicinComplete response ratePD-L1 immunohistochemistryHER2-negative casesMinority of casesNab-paclitaxelResidual diseaseMean changeResponse rateLogistic regressionTILsBaselineEpithelial cellsHigh PCRChemotherapyTumorsSafety of MEDI4736 (anti-PD-L1 antibody) administered concomitant with weekly nab-paclitaxel and dose dense doxorubicin/cyclophosphamide (ddAC) as neoadjuvant chemotherapy for stage I-III triple negative breast cancer (TNBC): A Phase I/II trial.
Pusztai L, Silber A, Hofstatter E, Chung G, Horowitz N, Lannin D, Killelea B, Chagpar A, Szekely B, Frederick C, Rispoli L, DiGiovanna M. Safety of MEDI4736 (anti-PD-L1 antibody) administered concomitant with weekly nab-paclitaxel and dose dense doxorubicin/cyclophosphamide (ddAC) as neoadjuvant chemotherapy for stage I-III triple negative breast cancer (TNBC): A Phase I/II trial. Journal Of Clinical Oncology 2017, 35: 572-572. DOI: 10.1200/jco.2017.35.15_suppl.572.Peer-Reviewed Original ResearchImmune related adverse eventsTriple-negative breast cancerWeekly nab-paclitaxelWeeks of therapyNeoadjuvant chemotherapyDose levelsNab-paclitaxelPhase I/II trialPathologic complete response rateChest X-ray abnormalitiesDoxorubicin/cyclophosphamidePhase I toxicityComplete response rateImmune checkpoint inhibitorsPhase I portionRelated adverse eventsPhase II portionPhase I partX-ray abnormalitiesNegative breast cancerSequential taxaneAnthracycline chemotherapyCheckpoint inhibitorsII trialAdverse events
2016
SWOG S0800 (NCI CDR0000636131): addition of bevacizumab to neoadjuvant nab-paclitaxel with dose-dense doxorubicin and cyclophosphamide improves pathologic complete response (pCR) rates in inflammatory or locally advanced breast cancer
Nahleh ZA, Barlow WE, Hayes DF, Schott AF, Gralow JR, Sikov WM, Perez EA, Chennuru S, Mirshahidi HR, Corso SW, Lew DL, Pusztai L, Livingston RB, Hortobagyi GN. SWOG S0800 (NCI CDR0000636131): addition of bevacizumab to neoadjuvant nab-paclitaxel with dose-dense doxorubicin and cyclophosphamide improves pathologic complete response (pCR) rates in inflammatory or locally advanced breast cancer. Breast Cancer Research And Treatment 2016, 158: 485-495. PMID: 27393622, PMCID: PMC4963434, DOI: 10.1007/s10549-016-3889-6.Peer-Reviewed Original ResearchConceptsTriple-negative breast cancerEvent-free survivalAddition of bevacizumabInflammatory breast cancerAdvanced breast cancerDose-dense doxorubicinNab-paclitaxelPathologic complete responseBreast cancerPCR rateOverall survivalOpen-label phase II clinical trialHormone receptor-positive diseaseImproved event-free survivalPathologic complete response ratePhase II clinical trialNeoadjuvant chemotherapy armNeoadjuvant nab-paclitaxelRole of bevacizumabWeekly nab-paclitaxelComplete response rateReceptor-positive diseaseHormone receptor statusSequence of administrationChemotherapy arm