2017
Colony Lysate Arrays for Proteomic Profiling of Drug-Tolerant Persisters of Cancer Cell
Kume K, Nishizuka SS. Colony Lysate Arrays for Proteomic Profiling of Drug-Tolerant Persisters of Cancer Cell. Analytical Chemistry 2017, 89: 8626-8631. PMID: 28753272, DOI: 10.1021/acs.analchem.7b01215.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsBiological AssayCell Line, TumorDrug Resistance, NeoplasmHumansNeoplasmsProteomicsConceptsDrug-tolerant persistersCancer cellsTranscription factorsProteomic profilingProteomic profilesLevels of proteinIndividual coloniesProtein array systemNumber of assaysSingle cellsProtein levelsCritical mechanismFunctional informationAlternative therapeutic targetsProteinTherapeutic targetFunctional heterogeneityCellsInitiation of relapseProfilingPersistersAgarose gelOct4ASTAT3ColoniesInhibition 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
2014
A Compensatory Role of NF-κB to p53 in Response to 5-FU–Based Chemotherapy for Gastric Cancer Cell Lines
Endo F, Nishizuka SS, Kume K, Ishida K, Katagiri H, Ishida K, Sato K, Iwaya T, Koeda K, Wakabayashi G. A Compensatory Role of NF-κB to p53 in Response to 5-FU–Based Chemotherapy for Gastric Cancer Cell Lines. PLOS ONE 2014, 9: e90155. PMID: 24587255, PMCID: PMC3937424, DOI: 10.1371/journal.pone.0090155.Peer-Reviewed Original ResearchMeSH KeywordsAntimetabolites, AntineoplasticCell Line, TumorCodonDrug Resistance, NeoplasmFluorouracilGene Expression ProfilingGene Expression Regulation, NeoplasticGene Knockdown TechniquesHumansNF-kappa BProtein BindingProtein TransportStomach NeoplasmsTranscription Factor RelATumor Suppressor Protein p53ConceptsGastric cancer cell linesCancer cell linesNF-κBAdjuvant chemotherapyPrediction markersCell linesNF-κB-dependent mannerGastric cancer patientsKnockdown of RelANF-κB bindingArg homozygosityCurative resectionRelapse rateCancer patientsGastric cancerPrediction biomarkersChemotherapyP65 subunitTP53 knockdownChemotherapeutic efficacyProtein levelsCompensatory roleP53Target protein levelsTreatment