2022
PD-L1–PD-1 interactions limit effector regulatory T cell populations at homeostasis and during infection
Perry J, Shallberg L, Clark J, Gullicksrud J, DeLong J, Douglas B, Hart A, Lanzar Z, O’Dea K, Konradt C, Park J, Kuchroo J, Grubaugh D, Zaretsky A, Brodsky I, Malefyt R, Christian D, Sharpe A, Hunter C. PD-L1–PD-1 interactions limit effector regulatory T cell populations at homeostasis and during infection. Nature Immunology 2022, 23: 743-756. PMID: 35437326, PMCID: PMC9106844, DOI: 10.1038/s41590-022-01170-w.Peer-Reviewed Original ResearchConceptsPD-1ETreg cellsPD-L1Interleukin-10T cellsCell expressionInhibitory receptor PD-1Regulatory T cell populationDevelopment of immunopathologyTreg cell populationRegulatory T cellsEffector T cellsPD-1 interactionReceptor PD-1T cell populationsCell populationsMyeloid cell expressionT cell receptor activationLineage-specific deletionTreg cellsEffector phenotypeInfected miceCell receptor activationInflammatory processEarly interferon
2019
IL-27 and TCR Stimulation Promote T Cell Expression of Multiple Inhibitory Receptors
DeLong JH, O'Hara Hall A, Rausch M, Moodley D, Perry J, Park J, Phan AT, Beiting DP, Kedl RM, Hill JA, Hunter CA. IL-27 and TCR Stimulation Promote T Cell Expression of Multiple Inhibitory Receptors. ImmunoHorizons 2019, 3: 13-25. PMID: 31356173, PMCID: PMC6994206, DOI: 10.4049/immunohorizons.1800083.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsB7-H1 AntigenCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCostimulatory and Inhibitory T-Cell ReceptorsCTLA-4 AntigenFemaleInterleukinsLymphocyte ActivationMiceMice, Inbred BALB CMice, Inbred C57BLReceptors, Antigen, T-CellReceptors, ImmunologicSpleenToxoplasmaToxoplasmosisTranscriptomeTransfectionConceptsT cell expressionMultiple inhibitory receptorsIL-27Inhibitory receptorsPD-L1LAG-3Cell expressionCTLA-4Effector cell expressionTCR stimulationEffector T cellsIL-27 productionT cell activationTim-3Cell surface moleculesCell-extrinsic factorsT cellsIR expressionCell activationTIGITInfectionTCR signalsSurface moleculesSynergistic inductionVivo overexpression
2016
Interferon-related secretome from direct interaction between immune cells and tumor cells is required for upregulation of PD-L1 in tumor cells
Yang YQ, Dong WJ, Yin XF, Xu YN, Yang Y, Wang JJ, Yuan SJ, Xiao J, DeLong JH, Chu L, Xu HN, Zhou XM, Wang RW, Fang L, Liu XY, Zhang KJ. Interferon-related secretome from direct interaction between immune cells and tumor cells is required for upregulation of PD-L1 in tumor cells. Protein & Cell 2016, 7: 538-543. PMID: 27295261, PMCID: PMC4930771, DOI: 10.1007/s13238-016-0281-6.Peer-Reviewed Original Research