2023
Serendipitous Discovery of T Cell–Produced KLK1b22 as a Regulator of Systemic Metabolism
Arwood M, Sun I, Patel C, Sun I, Oh M, Bettencourt I, Claiborne M, Chan-Li Y, Zhao L, Waickman A, Mavrothalassitis O, Wen J, Aja S, Powell J. Serendipitous Discovery of T Cell–Produced KLK1b22 as a Regulator of Systemic Metabolism. ImmunoHorizons 2023, 7: 493-507. PMID: 37358498, PMCID: PMC10580127, DOI: 10.4049/immunohorizons.2300016.Peer-Reviewed Original ResearchConceptsGlucose toleranceT cellsSystemic metabolismGenome ProjectWild-type T cellsMicroarray analysisCell differentiationNovel roleRhebMammalian targetInsulin receptorT cell differentiationReduced glucose toleranceMarked increaseStrains of miceBeige fatExpressionInsulin sensitivityOverexpressionSystemic overexpressionMetabolismCellsMiceToleranceFurther studies
2022
Cutting Edge: mTORC2 Regulates CD8+ Effector and Memory T Cell Differentiation through Serum and Glucocorticoid Kinase 1.
Patel C, Heikamp E, Xu W, Sun I, Oh M, Sun I, Wen J, Tam A, Blosser R, Powell J. Cutting Edge: mTORC2 Regulates CD8+ Effector and Memory T Cell Differentiation through Serum and Glucocorticoid Kinase 1. The Journal Of Immunology 2022, 209: 2287-2291. PMID: 36469844, PMCID: PMC10065985, DOI: 10.4049/jimmunol.2100669.Peer-Reviewed Original ResearchConceptsT cell differentiationT cellsMemory T cell differentiationMemory precursor phenotypeMemory T cellsEfficacy of vaccinesGlucocorticoid-regulated kinase 1Mechanistic targetRapamycin complex 2 (mTORC2) signalingT cell metabolismT cells resultsKinase 1Memory CD8Acute infectionGlucocorticoid kinase 1Tumor immunotherapyCD8Cell differentiationPrecursor phenotypeNuclear translocationPowerful targetSerumRecall capacityEssential regulatorCell metabolism
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
Asymmetric 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