Efficacy of FLT3 and IDH1/2 inhibitors in patients with acute myeloid leukemia previously treated with venetoclax
Bewersdorf JP, Shallis RM, Derkach A, Goldberg AD, Stein A, Stein EM, Marcucci G, Zeidan AM, Shimony S, DeAngelo DJ, Stone RM, Aldoss I, Ball BJ, Stahl M. Efficacy of FLT3 and IDH1/2 inhibitors in patients with acute myeloid leukemia previously treated with venetoclax. Leukemia Research 2022, 122: 106942. PMID: 36108424, DOI: 10.1016/j.leukres.2022.106942.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaIDH2 inhibitorsMyeloid leukemiaResponse rateRetrospective cohort studyOverall response rateRAS pathway mutationsNovel therapeutic strategiesMedian OSR AMLCohort studyShorter OSLandmark trialsTargeted agentsFrontline treatmentMutant FLT3Combination therapyTreatment optionsIDH1/2 inhibitorsDisease progressionTherapeutic strategiesPatientsSmall molecule inhibitorsVenetoclaxTherapyIn vivo anti-tumor effect of PARP inhibition in IDH1/2 mutant MDS/AML resistant to targeted inhibitors of mutant IDH1/2
Gbyli R, Song Y, Liu W, Gao Y, Biancon G, Chandhok NS, Wang X, Fu X, Patel A, Sundaram R, Tebaldi T, Mamillapalli P, Zeidan AM, Flavell RA, Prebet T, Bindra RS, Halene S. In vivo anti-tumor effect of PARP inhibition in IDH1/2 mutant MDS/AML resistant to targeted inhibitors of mutant IDH1/2. Leukemia 2022, 36: 1313-1323. PMID: 35273342, PMCID: PMC9103411, DOI: 10.1038/s41375-022-01536-x.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaMyelodysplastic syndromeMDS/acute myeloid leukemiaRefractory acute myeloid leukemiaPARP inhibitionVivo anti-tumor effectsAlternate therapeutic optionsSubset of AMLAnti-tumor effectsPre-clinical studiesRibose polymerase inhibitorsSerial transplantation assaysHomologous recombination defectsTherapeutic optionsTreatment optionsOverall engraftmentHigh relapseIDH inhibitionMyeloid leukemiaIsocitrate dehydrogenase 1Small molecule inhibitorsCell frequencyXeno-graftsIDH1/2 mutationsMalignant transformation