2017
Inhibition of PI3K suppresses propagation of drug-tolerant cancer cell subpopulations enriched by 5-fluorouracil
Ishida K, Ito C, Ohmori Y, Kume K, Sato KA, Koizumi Y, Konta A, Iwaya T, Nukatsuka M, Kobunai T, Takechi T, Nishizuka SS. Inhibition of PI3K suppresses propagation of drug-tolerant cancer cell subpopulations enriched by 5-fluorouracil. Scientific Reports 2017, 7: 2262. PMID: 28536445, PMCID: PMC5442158, DOI: 10.1038/s41598-017-02548-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntimetabolites, AntineoplasticCell Line, TumorCell ProliferationClass I Phosphatidylinositol 3-KinasesCodonDisease Models, AnimalDose-Response Relationship, DrugDrug Resistance, NeoplasmFluorouracilGenetic VariationHeterograftsHumansMiceNeoplasmsPhenotypePhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProteomeProteomicsRibosomal Protein S6 Kinases, 90-kDaSignal TransductionConceptsOrthotopic xenograftsCancer cell subpopulationsCell subpopulationsGastric cancer cell line MKN45Gastric cancer chemotherapyRibosomal S6 kinase phosphorylationPI3K inhibitorsDisease relapseSequential administrationS6 kinase phosphorylationNude miceTumor propagationCancer chemotherapyK inhibitorsXenograftsPI3KChemotherapyRelapseTolerant subpopulationSubpopulationsKinase phosphorylationAdministrationCellsPhosphorylated phosphatidylinositidesMice
2016
α-Amanitin Restrains Cancer Relapse from Drug-Tolerant Cell Subpopulations via TAF15
Kume K, Ikeda M, Miura S, Ito K, Sato KA, Ohmori Y, Endo F, Katagiri H, Ishida K, Ito C, Iwaya T, Nishizuka SS. α-Amanitin Restrains Cancer Relapse from Drug-Tolerant Cell Subpopulations via TAF15. Scientific Reports 2016, 6: 25895. PMID: 27181033, PMCID: PMC4867652, DOI: 10.1038/srep25895.Peer-Reviewed Original ResearchMeSH KeywordsAlpha-AmanitinAnimalsCell Line, TumorCisplatinDown-RegulationDrug ResistanceEnzyme InhibitorsGene Expression Regulation, NeoplasticHCT116 CellsHeLa CellsHT29 CellsHumansMCF-7 CellsMicePeritoneal NeoplasmsProteomicsSecondary PreventionTATA-Binding Protein Associated FactorsTranscription, GeneticXenograft Model Antitumor AssaysConceptsΑ-amanitinRNA polymerase II inhibitorProtein expression patternsTranscriptional machineryRNA processingProteomic characterizationFunctional screeningTranscriptional levelExpression patternsTAF15II inhibitorsCancer cellsSubstantial frequencyDTC formationCancer relapseCell subpopulationsSubpopulationsTranscriptionMouse modelMachineryRNAPresence of drugsStemnessColoniesExpression