PIK3CA and MAP3K1 alterations imply luminal A status and are associated with clinical benefit from pan-PI3K inhibitor buparlisib and letrozole in ER+ metastatic breast cancer
Nixon MJ, Formisano L, Mayer IA, Estrada MV, González-Ericsson PI, Isakoff SJ, Forero-Torres A, Won H, Sanders ME, Solit DB, Berger MF, Cantley LC, Winer EP, Arteaga CL, Balko JM. PIK3CA and MAP3K1 alterations imply luminal A status and are associated with clinical benefit from pan-PI3K inhibitor buparlisib and letrozole in ER+ metastatic breast cancer. Npj Breast Cancer 2019, 5: 31. PMID: 31552290, PMCID: PMC6757060, DOI: 10.1038/s41523-019-0126-6.Peer-Reviewed Original ResearchMetastatic breast cancerClinical benefitBreast cancerPan-PI3K inhibitor buparlisibHuman epidermal growth factor 2Epidermal growth factor 2K inhibitorsPan-PI3K inhibitorPhase Ib studySubset of patientsPI3KBreast cancer cell linesPI3K inhibitorsPAM50 analysisCancer cell linesEndocrine therapyGrowth factor 2Only biomarkerPIK3CA mutationsClinical trialsMetastatic tissuesTherapeutic combinationsIb studyPatientsBuparlisib
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