SU2C phase Ib study of pan-PI3K inhibitor BKM120 with letrozole in ER+/HER2- metastatic breast cancer (MBC).
Mayer I, Abramson V, Balko J, Isakoff S, Kuba M, Sanders M, Forero-Torres A, Yap J, Van Den Abbeele A, Li Y, Arteaga C, Winer E. SU2C phase Ib study of pan-PI3K inhibitor BKM120 with letrozole in ER+/HER2- metastatic breast cancer (MBC). Journal Of Clinical Oncology 2012, 30: 510-510. DOI: 10.1200/jco.2012.30.15_suppl.510.Peer-Reviewed Original ResearchMetastatic breast cancerPan-PI3K inhibitor BKM120FDG-PETArm API3K pathway alterationsPhase Ib studyPhase Ib trialPost-menopausal patientsPI3K pathway inhibitionPI3K mutationsPI3K inhibitorsIb trialStable diseaseVisceral metastasesUnacceptable toxicityMost patientsArm BMedian ageDisease progressionPharmacodynamic biomarkersBreast cancerTreatment responseTumor biopsiesAntiestrogen resistanceIb study