The Transcription Factor FoxO1 Sustains Expression of the Inhibitory Receptor PD-1 and Survival of Antiviral CD8+ T Cells during Chronic Infection
Staron MM, Gray SM, Marshall HD, Parish IA, Chen JH, Perry CJ, Cui G, Li MO, Kaech SM. The Transcription Factor FoxO1 Sustains Expression of the Inhibitory Receptor PD-1 and Survival of Antiviral CD8+ T Cells during Chronic Infection. Immunity 2014, 41: 802-814. PMID: 25464856, PMCID: PMC4270830, DOI: 10.1016/j.immuni.2014.10.013.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, BlockingAntibodies, MonoclonalCD28 AntigensCD8-Positive T-LymphocytesCell DifferentiationCell Line, TumorChronic DiseaseForkhead Box Protein O1Forkhead Transcription FactorsGranzymesHumansInterferon-gammaJurkat CellsLymphocyte ActivationLymphocytic ChoriomeningitisLymphocytic choriomeningitis virusMiceMice, Inbred C57BLMice, TransgenicProgrammed Cell Death 1 ReceptorProto-Oncogene Proteins c-aktReceptors, Antigen, T-CellSirolimusT-Lymphocytes, CytotoxicTOR Serine-Threonine KinasesConceptsChronic viral infectionsVirus-specific CTLPD-1Viral infectionMurine lymphocytic choriomeningitis virus infectionInhibitory receptor PD-1Lymphocytic choriomeningitis virus infectionCell death protein 1Receptor PD-1Death protein 1MTOR inhibitor rapamycinExhausted CTLsAntiviral CD8Activation of AktInhibitory receptorsTranscription factor FOXO1Chronic infectionT cellsT lymphocytesTherapeutic effectVirus infectionPersistent infectionPositive feedback pathwayInfectionCTLChronic viral infection promotes sustained Th1-derived immunoregulatory IL-10 via BLIMP-1
Parish IA, Marshall HD, Staron MM, Lang PA, Brüstle A, Chen JH, Cui W, Tsui YC, Perry C, Laidlaw BJ, Ohashi PS, Weaver CT, Kaech SM. Chronic viral infection promotes sustained Th1-derived immunoregulatory IL-10 via BLIMP-1. Journal Of Clinical Investigation 2014, 124: 3455-3468. PMID: 25003188, PMCID: PMC4109559, DOI: 10.1172/jci66108.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsChronic DiseaseCytokinesInflammation MediatorsInterleukin-10Lymphocytic ChoriomeningitisLymphocytic choriomeningitis virusMAP Kinase Signaling SystemMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicPositive Regulatory Domain I-Binding Factor 1Receptors, Antigen, T-CellTh1 CellsT-Lymphocyte SubsetsTranscription FactorsConceptsChronic viral infectionsIL-10 expressionT cell responsesIL-10 productionIL-10Th1 cellsViral infectionT cellsBlimp-1Viral-specific T cell responsesChronic lymphocytic choriomeningitis virus (LCMV) infectionAntiviral T cell responsesCell responsesImmunosuppressive cytokine IL-10Virus-specific T cellsLymphocytic choriomeningitis virus infectionChronic LCMV infectionImmunoregulatory IL-10Relevant cellular sourceCytokine IL-10Effector T cellsLCMV-infected micePersistent viral infectionT cell compartmentT cell functionImmune-Based Antitumor Effects of BRAF Inhibitors Rely on Signaling by CD40L and IFNγ
Ho PC, Meeth KM, Tsui YC, Srivastava B, Bosenberg MW, Kaech SM. Immune-Based Antitumor Effects of BRAF Inhibitors Rely on Signaling by CD40L and IFNγ. Cancer Research 2014, 74: 3205-3217. PMID: 24736544, PMCID: PMC4063281, DOI: 10.1158/0008-5472.can-13-3461.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen-Presenting CellsAntineoplastic AgentsCD40 LigandCD4-Positive T-LymphocytesDrug Screening Assays, AntitumorIndolesInterferon-gammaMacrophagesMelanoma, ExperimentalMiceMice, TransgenicMutation, MissenseProto-Oncogene Proteins B-rafSignal TransductionSkin NeoplasmsSulfonamidesTumor MicroenvironmentConceptsTumor-infiltrating lymphocytesIFNγ expressionMyeloid cellsImmune stimulatory microenvironmentTh1 effector functionRegulatory T cellsAgonistic CD40 antibodyImmune-related changesTumor-bearing miceSuppress tumor growthIFNγ blockadeImmunologic changesAntitumor immunityAntitumor responseCD40 antibodyTumor regressionT cellsBRAF inhibitorsMurine modelEffector functionsImmunosuppressive featuresAntitumor effectsHost immunityMelanoma growthTumor growthTLR4 Ligands Lipopolysaccharide and Monophosphoryl Lipid A Differentially Regulate Effector and Memory CD8+ T Cell Differentiation
Cui W, Joshi NS, Liu Y, Meng H, Kleinstein SH, Kaech SM. TLR4 Ligands Lipopolysaccharide and Monophosphoryl Lipid A Differentially Regulate Effector and Memory CD8+ T Cell Differentiation. The Journal Of Immunology 2014, 192: 4221-4232. PMID: 24659688, PMCID: PMC4071140, DOI: 10.4049/jimmunol.1302569.Peer-Reviewed Original ResearchConceptsT cell differentiationT cellsEffector cellsTLR ligandsToll/IL-1R domain-containing adapterClonal expansionMore memory T cellsMemory T cellsT cell memoryEffector cell expansionTLR4 ligand LPSMonophosphoryl lipid ARole of adjuvantsTLR4 ligand lipopolysaccharideCell differentiationGene expression signaturesMemory CD8LPS-TLR4TLR4 ligandMonophosphoryl lipidLigand LPSLigand lipopolysaccharideAb productionSecondary infectionCell memory