2020
Effect of Eribulin With or Without Pembrolizumab on Progression-Free Survival for Patients With Hormone Receptor–Positive, ERBB2-Negative Metastatic Breast Cancer
Tolaney SM, Barroso-Sousa R, Keenan T, Li T, Trippa L, Vaz-Luis I, Wulf G, Spring L, Sinclair NF, Andrews C, Pittenger J, Richardson ET, Dillon D, Lin NU, Overmoyer B, Partridge AH, Van Allen E, Mittendorf EA, Winer EP, Krop IE. Effect of Eribulin With or Without Pembrolizumab on Progression-Free Survival for Patients With Hormone Receptor–Positive, ERBB2-Negative Metastatic Breast Cancer. JAMA Oncology 2020, 6: 1598-1605. PMID: 32880602, PMCID: PMC7489368, DOI: 10.1001/jamaoncol.2020.3524.Peer-Reviewed Original ResearchConceptsProgression-free survivalObjective response rateTumor-infiltrating lymphocytesTumor mutational burdenPD-L1 statusOverall survivalHormonal therapyPrior linesPD-L1Clinical trialsMedian numberDay 1Cell death ligand 1 (PD-L1) inhibitorsERBB2-negative metastatic breast cancerMedian progression-free survivalDeath ligand 1 (PD-L1) inhibitorsEnd pointCause adverse eventsEfficacy of eribulinHormone receptor positiveMulticenter phase 2PD-L1 22C3Treatment-related deathsLines of chemotherapyPrimary end pointA Phase II Study of Pembrolizumab in Combination With Palliative Radiotherapy for Hormone Receptor-positive Metastatic Breast Cancer
Barroso-Sousa R, Krop IE, Trippa L, Tan-Wasielewski Z, Li T, Osmani W, Andrews C, Dillon D, Richardson ET, Pastorello RG, Winer EP, Mittendorf EA, Bellon JR, Schoenfeld JD, Tolaney SM. A Phase II Study of Pembrolizumab in Combination With Palliative Radiotherapy for Hormone Receptor-positive Metastatic Breast Cancer. Clinical Breast Cancer 2020, 20: 238-245. PMID: 32113750, DOI: 10.1016/j.clbc.2020.01.012.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntibodies, Monoclonal, HumanizedAntineoplastic Agents, ImmunologicalBiomarkers, TumorBreastBreast NeoplasmsCarcinoma, Ductal, BreastChemoradiotherapyDrug Administration ScheduleFemaleHumansInfusions, IntravenousMiddle AgedPalliative CareProgrammed Cell Death 1 ReceptorProgression-Free SurvivalReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneResponse Evaluation Criteria in Solid TumorsConceptsMetastatic breast cancerHormone receptor-positive metastatic breast cancerProgression-free survivalRadiation therapyObjective responseOverall survivalBreast cancerResponse rateMedian progression-free survivalCause adverse eventsGrade 3 eventsMedian prior linesMedian overall survivalObjective response ratePalliative radiation therapyPhase II studyTumor-infiltrating lymphocytesLymph node lesionsOverall response rateEpidermal growth factor receptorEligible patientsExploratory endpointsGrowth factor receptorPalliative radiotherapyPrimary endpoint
2019
A phase II study of pembrolizumab in combination with palliative radiotherapy (RT) for hormone receptor-positive (HR+) metastatic breast cancer (MBC).
Barroso-Sousa R, Krop I, Trippa L, Tan-Wasielewski Z, Li T, Osmani W, Andrews C, Dillon D, Richardson E, Winer E, Mittendorf E, Schoenfeld J, Tolaney S. A phase II study of pembrolizumab in combination with palliative radiotherapy (RT) for hormone receptor-positive (HR+) metastatic breast cancer (MBC). Journal Of Clinical Oncology 2019, 37: 1047-1047. DOI: 10.1200/jco.2019.37.15_suppl.1047.Peer-Reviewed Original ResearchMetastatic breast cancerNeutrophil/lymphocyte ratioObjective response rateProgression-free survivalTumor-infiltrating lymphocytesPalliative radiotherapyAdverse eventsHormone receptor-positive metastatic breast cancerPhase II single-arm studyMedian progression-free survivalCause adverse eventsDistant tumor responsesECOG PS 1Prior cytotoxic therapyImmune checkpoint inhibitorsPD-L1 expressionPD-L1 statusPhase II studySingle-arm studyTotal RT doseUnexpected adverse eventsECOG PSEligible ptsRECIST v1.1Measurable lesions