TBCRC 048: Phase II Study of Olaparib for Metastatic Breast Cancer and Mutations in Homologous Recombination-Related Genes.
Tung NM, Robson ME, Ventz S, Santa-Maria CA, Nanda R, Marcom PK, Shah PD, Ballinger TJ, Yang ES, Vinayak S, Melisko M, Brufsky A, DeMeo M, Jenkins C, Domchek S, D'Andrea A, Lin NU, Hughes ME, Carey LA, Wagle N, Wulf GM, Krop IE, Wolff AC, Winer EP, Garber JE. TBCRC 048: Phase II Study of Olaparib for Metastatic Breast Cancer and Mutations in Homologous Recombination-Related Genes. Journal Of Clinical Oncology 2020, 38: 4274-4282. PMID: 33119476, DOI: 10.1200/jco.20.02151.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBreast NeoplasmsFemaleHomologous RecombinationHumansMiddle AgedMutationNeoplasm MetastasisPhthalazinesPiperazinesPoly(ADP-ribose) Polymerase InhibitorsConceptsMetastatic breast cancerObjective response rateProgression-free survivalPoly (ADP-ribose) polymerase (PARP) inhibitorsPhase II studyBreast cancerMutation carriersII studyMedian progression-free survivalNegative metastatic breast cancerHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Clinical benefit rateHER2-negative diseasePlatinum-refractory diseaseGrowth factor receptor 2Population of patientsFactor receptor 2Homologous recombination-related genesConfirmed responsesEligible patientsMeasurable diseaseSecondary endpointsChemotherapy regimensPrimary endpointReversion and non-reversion mechanisms of resistance to PARP inhibitor or platinum chemotherapy in BRCA1/2-mutant metastatic breast cancer
Waks AG, Cohen O, Kochupurakkal B, Kim D, Dunn CE, Buendia J, Wander S, Helvie K, Lloyd MR, Marini L, Hughes ME, Freeman SS, Ivy SP, Geradts J, Isakoff S, LoRusso P, Adalsteinsson VA, Tolaney SM, Matulonis U, Krop IE, D’Andrea A, Winer EP, Lin NU, Shapiro GI, Wagle N. Reversion and non-reversion mechanisms of resistance to PARP inhibitor or platinum chemotherapy in BRCA1/2-mutant metastatic breast cancer. Annals Of Oncology 2020, 31: 590-598. PMID: 32245699, PMCID: PMC7946408, DOI: 10.1016/j.annonc.2020.02.008.Peer-Reviewed Original ResearchMeSH KeywordsBRCA1 ProteinBRCA2 ProteinBreast NeoplasmsDrug Resistance, NeoplasmFemaleHumansOvarian NeoplasmsPlatinumPoly(ADP-ribose) Polymerase InhibitorsConceptsMetastatic breast cancerPlatinum chemotherapyDNA-damaging therapyMechanisms of resistanceBreast cancerMetastatic breast cancer patientsBreast cancer patientsTumor DNA sequencingNovel sequence alterationsWhole-exome sequencingDNA-damaging therapiesTreatment failureCancer patientsFunctional statusDisease progressionTumor biopsiesClinical cohortImmunohistochemical stainingSubsequent linesBRCA1/2 mutationsTherapeutic benefitPatientsUseful biomarkerFunctional assessmentTumor sections