2023
PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection
Asashima H, Mohanty S, Comi M, Ruff W, Hoehn K, Wong P, Klein J, Lucas C, Cohen I, Coffey S, Lele N, Greta L, Raddassi K, Chaudhary O, Unterman A, Emu B, Kleinstein S, Montgomery R, Iwasaki A, Dela Cruz C, Kaminski N, Shaw A, Hafler D, Sumida T. PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection. Cell Reports 2023, 42: 111895. PMID: 36596303, PMCID: PMC9806868, DOI: 10.1016/j.celrep.2022.111895.Peer-Reviewed Original ResearchConceptsAcute viral infectionTph cellsViral infectionCXCR3 expressionClinical outcomesHelper TSevere viral infectionsB cell helpBetter clinical outcomesProtective humoral immunityT cell-B cell interactionsKey immune responsesPlasmablast expansionB cell differentiationCell subsetsHumoral immunityCell helpImmune responseInterferon γPlasmablast differentiationB cellsPlasmablastsCell responsesInfectionCD4
2017
Local and Systemic CD4+ T Cell Exhaustion Reverses with Clinical Resolution of Pulmonary Sarcoidosis
Hawkins C, Shaginurova G, Shelton DA, Herazo-Maya JD, Oswald-Richter KA, Rotsinger JE, Young A, Celada LJ, Kaminski N, Sevin C, Drake WP. Local and Systemic CD4+ T Cell Exhaustion Reverses with Clinical Resolution of Pulmonary Sarcoidosis. Journal Of Immunology Research 2017, 2017: 3642832. PMID: 29234685, PMCID: PMC5695030, DOI: 10.1155/2017/3642832.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedApoptosisCD4-Positive T-LymphocytesCell ProliferationCells, CulturedClonal AnergyCytokinesDisease ProgressionFemaleGene Expression RegulationHumansLymphocyte ActivationMaleMiddle AgedProgrammed Cell Death 1 ReceptorReceptors, Antigen, T-Cell, alpha-betaSarcoidosis, PulmonaryTh1 CellsYoung AdultConceptsT cell exhaustionTh1 cytokine expressionPD-1 expressionCell exhaustionCytokine expressionT cellsHealthy controlsInhibitory cell surface receptorsT cell immune functionTh1 immune responseChronic antigenic stimulationCell immune functionProliferative capacityT cell functionSarcoidosis subjectsSystemic CD4Pulmonary sarcoidosisDisease resolutionProgressive diseaseClinical resolutionCytokine productionAntigenic stimulationDisease progressionImmune responseCD4