Description
BYL-719isanATP-competitiveoralPI3Kinhibitorselectiveforthep110αisoformthatisactivatedbyamutantPIK3CAgeneinHER2+breastcancersandgastriccancers.BYL-719exhibitsanticancerchemotherapeuticactivityandinhibitsproliferationinavarietyofcelllines.IGF1andneuregulin1activatemTOR,adownstreamtargetofPI3KthatmediatesresistancetoBYL-719insomeinvitrocancermodels.Thiscompoundalsodecreasesinvasionandepithelial-to-mesenchymaltransition(EMT)incellularandanimalmodelsofsquamouscelllungcancer.
References
BonelliMA,CavazzoniA,SaccaniF,etal.InhibitionofPI3Kpathwayreducesinvasivenessandepithelial-to-mesenchymaltransitioninsquamouslungcancercelllinesharboringPIK3CAgenealterations.MolCancerTher.2015May26.[Epubaheadofprint].PMID:26013318.
ElkabetsM,VoraS,JuricD,etal.mTORC1InhibitionIsRequiredforSensitivitytoPI3Kp110αInhibitorsinPIK3CA-MutantBreastCancer.SciTranslMed.2013Jul31;5(196):196ra99.PMID:23903756.
Abstract:Juric.BYL719,anextgenerationPI3Kalphaspecificinhibitor:Preliminarysafety,PK,andefficacyresultsfromthefirst-in-humanstudy.AmericanAssociationforCancerResearch.2012.