2022
Phase 1b Clinical Trial with Alpelisib plus Olaparib for Patients with Advanced Triple-Negative Breast CancerAlpelisib plus Olaparib for Triple-Negative Breast Cancer
Batalini F, Xiong N, Tayob N, Polak M, Eismann J, Cantley LC, Shapiro GI, Adalsteinsson V, Winer EP, Konstantinopoulos PA, D'Andrea A, Swisher EM, Matulonis UA, Wulf GM, Mayer EL. Phase 1b Clinical Trial with Alpelisib plus Olaparib for Patients with Advanced Triple-Negative Breast CancerAlpelisib plus Olaparib for Triple-Negative Breast Cancer. Clinical Cancer Research 2022, 28: 1493-1499. PMID: 35149538, PMCID: PMC9066379, DOI: 10.1158/1078-0432.ccr-21-3045.Peer-Reviewed Original ResearchConceptsTriple-negative breast cancerObjective response rateCirculating-free DNABreast cancerCommon treatment-related grade 3Treatment-related grade 3Longer progression-free survivalRecurrent triple-negative breast cancerHigh-grade serous ovarian cancerPARP inhibitionPhase 1b clinical trialPhase 2 dosePhase 1b trialSecondary end pointsProgression-free survivalRecurrent breast cancerGermline BRCA mutationsImportant prognostic informationSerous ovarian cancerBreast cancer cohortBRCA-mutant tumorsNon-BRCA carriersPI3K inhibitorsEligible patientsExpansion cohort
2020
Phase 2 study of buparlisib (BKM120), a pan-class I PI3K inhibitor, in patients with metastatic triple-negative breast cancer
Garrido-Castro AC, Saura C, Barroso-Sousa R, Guo H, Ciruelos E, Bermejo B, Gavilá J, Serra V, Prat A, Paré L, Céliz P, Villagrasa P, Li Y, Savoie J, Xu Z, Arteaga CL, Krop IE, Solit DB, Mills GB, Cantley LC, Winer EP, Lin NU, Rodon J. Phase 2 study of buparlisib (BKM120), a pan-class I PI3K inhibitor, in patients with metastatic triple-negative breast cancer. Breast Cancer Research 2020, 22: 120. PMID: 33138866, PMCID: PMC7607628, DOI: 10.1186/s13058-020-01354-y.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAminopyridinesAntineoplastic Combined Chemotherapy ProtocolsClass I Phosphatidylinositol 3-KinasesDisease ProgressionFemaleHigh-Throughput Nucleotide SequencingHumansMiddle AgedMorpholinesNeoplasm MetastasisPatient SafetyProtein Kinase InhibitorsProteomicsResponse Evaluation Criteria in Solid TumorsSurvival RateTreatment OutcomeTriple Negative Breast NeoplasmsConceptsTriple-negative breast cancerProgression-free survivalPan-class I PI3K inhibitorMetastatic triple-negative breast cancerStable diseasePhase 2 studyBreast cancerOverall survivalPI3K inhibitorsPI3K pathwayPartial responseComplete responseClinical benefitSingle-arm phase 2 studyTriple-negative metastatic breast cancerMedian progression-free survivalK inhibitorsClinical benefit rateEfficacy of buparlisibK pathwayFrequent adverse eventsMedian overall survivalPercent of patientsMetastatic breast cancerSubset of patients
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
2017
Phase I dose escalation study of the PI3kinase pathway inhibitor BKM120 and the oral poly (ADP ribose) polymerase (PARP) inhibitor olaparib for the treatment of high-grade serous ovarian and breast cancer
Matulonis U, Wulf G, Barry W, Birrer M, Westin S, Farooq S, Bell-McGuinn K, Obermayer E, Whalen C, Spagnoletti T, Luo W, Liu H, Hok R, Aghajanian C, Solit D, Mills G, Taylor B, Won H, Berger M, Palakurthi S, Liu J, Cantley L, Winer E. Phase I dose escalation study of the PI3kinase pathway inhibitor BKM120 and the oral poly (ADP ribose) polymerase (PARP) inhibitor olaparib for the treatment of high-grade serous ovarian and breast cancer. Annals Of Oncology 2017, 28: 512-518. PMID: 27993796, PMCID: PMC5834157, DOI: 10.1093/annonc/mdw672.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAminopyridinesBRCA1 ProteinBRCA2 ProteinBreast NeoplasmsDose-Response Relationship, DrugFemaleGerm-Line MutationHumansMiddle AgedMorpholinesNeoplasm GradingNeoplasm Recurrence, LocalOvarian NeoplasmsPhosphoinositide-3 Kinase InhibitorsPhthalazinesPiperazinesPoly(ADP-ribose) Polymerase InhibitorsPoly(ADP-ribose) PolymerasesConceptsGermline BRCA mutationsOvarian cancerStudy treatmentPARP inhibitorsRandomized phase II studyDose-expansion cohortsPhase II studyPhase I trialDose-escalation designWild-type patientsBiomarkers of responsePARP inhibitor combinationsCombination of BKM120Polymerase inhibitor olaparibPoly (ADP-ribose) polymerase (PARP) inhibitor olaparibPI3K inhibitorsAdditional DLTsOlaparib 300Preclinical synergyRecurrent breastEscalation studyII studyI trialClinical benefitBRCA mutations
2012
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