2021
mTORC1 Signaling Regulates Proinflammatory Macrophage Function and Metabolism.
Collins S, Oh M, Sun I, Chan-Li Y, Zhao L, Powell J, Horton M. mTORC1 Signaling Regulates Proinflammatory Macrophage Function and Metabolism. The Journal Of Immunology 2021, 207: 913-922. PMID: 34290107, DOI: 10.4049/jimmunol.2100230.Peer-Reviewed Original ResearchMeSH KeywordsAcetylationAnimalsCells, CulturedCellular ReprogrammingCytokinesInflammationMacrophagesMechanistic Target of Rapamycin Complex 1Mechanistic Target of Rapamycin Complex 2MiceMice, Inbred C57BLSignal TransductionSirtuinsTh1 CellsConceptsKey regulatorImmune cell functionEnhanced histone acetylationCell functionRapid energy sourceClass III histoneDifferentiation of macrophagesHistone acetylationMacrophage functionMTORC1 signalingCellular metabolismOxidative phosphorylationCell metabolismMTOR signalingGlycolytic metabolismAntimicrobial compoundsGenetic deletionM2 macrophagesMouse macrophagesProper wound healingMetabolic programmingSignificant defectsM1 functionImmune cell metabolismSignaling
2018
mTOR Complex 1 Signaling Regulates the Generation and Function of Central and Effector Foxp3+ Regulatory T Cells
Sun I, Oh M, Zhao L, Patel C, Arwood M, Xu W, Tam A, Blosser R, Wen J, Powell J. mTOR Complex 1 Signaling Regulates the Generation and Function of Central and Effector Foxp3+ Regulatory T Cells. The Journal Of Immunology 2018, 201: 481-492. PMID: 29884702, PMCID: PMC6089237, DOI: 10.4049/jimmunol.1701477.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD8-Positive T-LymphocytesCell DifferentiationFemaleForkhead Transcription FactorsImmunologic MemoryInducible T-Cell Co-Stimulator ProteinLymphocyte ActivationMaleMechanistic Target of Rapamycin Complex 1MiceProgrammed Cell Death 1 ReceptorRegulatory-Associated Protein of mTORSignal TransductionT-Lymphocytes, RegulatoryConceptsT cell activationT cellsCentral TregsGenetic deletionCell activationRegulatory T cell differentiationGeneration of TregsRegulatory T cellsEffector T cellsMemory-like phenotypeT cell differentiationInhibition of mTORSpare respiratory capacityEffector TregsRole of mTORPD-1Treg functionImmune microenvironmentMemory TregsTregsPharmacologic inhibitionDecreased expressionMammalian targetPharmacologic inhibitorsMTOR activity
2016
Deletion of mTORC1 Activity in CD4+ T Cells Is Associated with Lung Fibrosis and Increased γδ T Cells
Vigeland C, Collins S, Chan-Li Y, Hughes A, Oh M, Powell J, Horton M. Deletion of mTORC1 Activity in CD4+ T Cells Is Associated with Lung Fibrosis and Increased γδ T Cells. PLOS ONE 2016, 11: e0163288. PMID: 27649073, PMCID: PMC5029914, DOI: 10.1371/journal.pone.0163288.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBleomycinCD4-Positive T-LymphocytesDisease Models, AnimalInterleukin-17MacrophagesMechanistic Target of Rapamycin Complex 1MiceMice, KnockoutMultiprotein ComplexesNeutrophilsPulmonary FibrosisReceptors, Antigen, T-Cell, gamma-deltaSignal TransductionT-Lymphocyte SubsetsTOR Serine-Threonine KinasesConceptsΓδ T cellsTh17 cellsDevelopment of fibrosisT cellsPulmonary fibrosisIL-17AChronic inflammationCytokines IL-17ADevelopment of bleomycinNovel therapeutic targetLung dysfunctionLung neutrophilsProgressive fibrosisLung fibrosisM2 macrophagesTherapeutic targetFibrosisIncurable diseaseInflammationMortalityBleomycinCellsILCritical rolePrior studiesAsymmetric inheritance of mTORC1 kinase activity during division dictates CD8+ T cell differentiation
Pollizzi K, Sun I, Patel C, Lo Y, Oh M, Waickman A, Tam A, Blosser R, Wen J, Delgoffe G, Powell J. Asymmetric inheritance of mTORC1 kinase activity during division dictates CD8+ T cell differentiation. Nature Immunology 2016, 17: 704-711. PMID: 27064374, PMCID: PMC4873361, DOI: 10.1038/ni.3438.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD8-Positive T-LymphocytesCell DifferentiationCell DivisionCell SurvivalCells, CulturedFemaleGlycolysisImmunologic MemoryLipid MetabolismLysosomesMaleMechanistic Target of Rapamycin Complex 1MiceMice, Inbred C57BLMice, TransgenicMultiprotein ComplexesPrecursor Cells, T-LymphoidProtein TransportReceptors, Antigen, T-CellSignal TransductionTOR Serine-Threonine Kinases
2015
mTORC1 and mTORC2 selectively regulate CD8+ T cell differentiation
Pollizzi K, Patel C, Sun I, Oh M, Waickman A, Wen J, Delgoffe G, Powell J. mTORC1 and mTORC2 selectively regulate CD8+ T cell differentiation. Journal Of Clinical Investigation 2015, 125: 2090-2108. PMID: 25893604, PMCID: PMC4463194, DOI: 10.1172/jci77746.Peer-Reviewed Original ResearchMeSH KeywordsAdoptive TransferAnimalsCarrier ProteinsCD4-CD8 RatioCD8-Positive T-LymphocytesCell Line, TumorDeoxyglucoseFemaleGenes, ReporterGlycolysisImmunologic MemoryInterferon-gammaLymphocyte ActivationLymphopoiesisMaleMechanistic Target of Rapamycin Complex 1Mechanistic Target of Rapamycin Complex 2Melanoma, ExperimentalMiceMice, CongenicMice, Inbred C57BLMonomeric GTP-Binding ProteinsMultiprotein ComplexesNeuropeptidesOvalbuminPeptide FragmentsPhosphorylationProtein Processing, Post-TranslationalProto-Oncogene Proteins c-aktRapamycin-Insensitive Companion of mTOR ProteinRas Homolog Enriched in Brain ProteinRecombinant Fusion ProteinsSirolimusThymomaTOR Serine-Threonine KinasesTransduction, GeneticTumor Necrosis Factor-alphaConceptsGeneration of CD8T cell effectorsT cellsTuberous sclerosis complex 2Cell effectorsT cell effector responsesMemory-like T cellsEffector cell subsetsT cell memoryDifferentiation of CD4T cell-specific deletionT cell differentiationCell-specific deletionSurface marker expressionMTOR-dependent pathwayEvaluation of miceEffector CD8Antitumor immunityEffector phenotypeEffector cellsCell subsetsRecall responsesVaccine efficacyEffector responsesCD8