2014
Pyruvate Kinase Isoform Expression Alters Nucleotide Synthesis to Impact Cell Proliferation
Lunt S, Muralidhar V, Hosios A, Israelsen W, Gui D, Newhouse L, Ogrodzinski M, Hecht V, Xu K, Acevedo P, Hollern D, Bellinger G, Dayton T, Christen S, Elia I, Dinh A, Stephanopoulos G, Manalis S, Yaffe M, Andrechek E, Fendt S, Vander Heiden M. Pyruvate Kinase Isoform Expression Alters Nucleotide Synthesis to Impact Cell Proliferation. Molecular Cell 2014, 57: 95-107. PMID: 25482511, PMCID: PMC4289430, DOI: 10.1016/j.molcel.2014.10.027.Peer-Reviewed Original ResearchConceptsProliferation arrestPKM1 expressionCell proliferationImpacts cell proliferationPrimary cellsPyruvate kinase isoformsNormal cell proliferationPKM2 lossGene expressionKinase isoformsCell cycleCell differentiationNucleotide levelCell growthNucleotide synthesisPKM2 deletionExpression impairsPKM2DNA synthesisMetabolic stateExpressionDeletionProliferationCellsArrest
2013
Metformin Decreases Glucose Oxidation and Increases the Dependency of Prostate Cancer Cells on Reductive Glutamine Metabolism
Fendt S, Bell E, Keibler M, Davidson S, Wirth G, Fiske B, Mayers J, Schwab M, Bellinger G, Csibi A, Patnaik A, Blouin M, Cantley L, Guarente L, Blenis J, Pollak M, Olumi A, Vander Heiden M, Stephanopoulos G. Metformin Decreases Glucose Oxidation and Increases the Dependency of Prostate Cancer Cells on Reductive Glutamine Metabolism. Cancer Research 2013, 73: 4429-4438. PMID: 23687346, PMCID: PMC3930683, DOI: 10.1158/0008-5472.can-13-0080.Peer-Reviewed Original ResearchConceptsProstate cancer cellsProstate cancerCancer cellsGlutamine metabolismReductive glutamine metabolismCancer cell proliferationPresence of metforminCancer cell linesGlucose oxidationCancer outcomesMouse modelAttenuated proliferationMetforminEpidemiology studiesCancerGlutamine anaplerosisCell proliferationPatientsCell linesProliferative defectMetabolismOutcomesProliferationCellsTumors
2011
Inhibition of Pyruvate Kinase M2 by Reactive Oxygen Species Contributes to Cellular Antioxidant Responses
Anastasiou D, Poulogiannis G, Asara J, Boxer M, Jiang J, Shen M, Bellinger G, Sasaki A, Locasale J, Auld D, Thomas C, Vander Heiden M, Cantley L. Inhibition of Pyruvate Kinase M2 by Reactive Oxygen Species Contributes to Cellular Antioxidant Responses. Science 2011, 334: 1278-1283. PMID: 22052977, PMCID: PMC3471535, DOI: 10.1126/science.1211485.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcysteineAmino Acid SubstitutionAnimalsAntioxidantsCell LineCell Line, TumorCell SurvivalCysteineDiamideEnzyme ActivatorsGlucoseGlutathioneHumansMiceMice, NudeMutant ProteinsNeoplasm TransplantationNeoplasms, ExperimentalOxidation-ReductionOxidative StressPentose Phosphate PathwayProtein SubunitsPyruvate KinaseReactive Oxygen SpeciesTransplantation, HeterologousConceptsPyruvate kinase M2Lung cancer cellsCancer cellsKinase M2Human lung cancer cellsReactive oxygen species contributesInhibition of PKM2Intracellular reactive oxygen species (ROS) concentrationCancer cell survivalCellular antioxidant responseGlycolytic enzyme pyruvate kinase M2Acute increaseXenograft modelReactive oxygen species concentrationMetabolic changesOxidative stressTumor formationGlucose fluxCell survivalIntracellular concentrationAntioxidant responseInhibitionCellsOxygen species concentrationROS