2019
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
2011
P1-17-02: A Phase 1/2 Study of SAR245408 (S08) in Combination with Trastuzumab (T) or Paclitaxel (P) and T in Patients with HER2+ Metastatic Breast Cancer (MBC) Who Progressed on a Previous T-Based Regimen.
Tolaney S, Burris H, Gartner E, Mayer I, Saura C, Maurer M, DeCillis A, Ruiz-Soto R, Lager J, Winer E, Krop I. P1-17-02: A Phase 1/2 Study of SAR245408 (S08) in Combination with Trastuzumab (T) or Paclitaxel (P) and T in Patients with HER2+ Metastatic Breast Cancer (MBC) Who Progressed on a Previous T-Based Regimen. Cancer Research 2011, 71: p1-17-02-p1-17-02. DOI: 10.1158/0008-5472.sabcs11-p1-17-02.Peer-Reviewed Original ResearchPhase 1/2 studyMetastatic breast cancerOverall response rateArm 1Arm 2Epigastric painMulticenter phase 1/2 studyPan-PI3K inhibitorECOG PS 0Preliminary PK dataDose-escalation designAge 55 yrPhase 2 portionDifferent dose levelsPhase 1PI3K pathwayDisease refractoryFemale ptsMost HER2Recurrent HER2MBC patientsMetastatic diseaseAdverse eventsPeripheral neuropathyPS 0