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 ResearchMeSH KeywordsCD4-Positive T-LymphocytesCOVID-19HumansPlasma CellsProgrammed Cell Death 1 ReceptorReceptors, CXCR3Receptors, CXCR5T-Lymphocytes, Helper-InducerConceptsAcute 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
2019
Overexpression of T-bet in HIV infection is associated with accumulation of B cells outside germinal centers and poor affinity maturation
Austin JW, Buckner CM, Kardava L, Wang W, Zhang X, Melson VA, Swanson RG, Martins AJ, Zhou JQ, Hoehn KB, Fisk JN, Dimopoulos Y, Chassiakos A, O'Dell S, Smelkinson MG, Seamon CA, Kwan RW, Sneller MC, Pittaluga S, Doria-Rose NA, McDermott A, Li Y, Chun TW, Kleinstein SH, Tsang JS, Petrovas C, Moir S. Overexpression of T-bet in HIV infection is associated with accumulation of B cells outside germinal centers and poor affinity maturation. Science Translational Medicine 2019, 11 PMID: 31776286, PMCID: PMC7479651, DOI: 10.1126/scitranslmed.aax0904.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntibodies, NeutralizingAntibody AffinityAntigens, CD19B-LymphocytesCytokinesFemaleGerminal CenterHIV InfectionsHumansImmunologic MemoryLymph NodesMaleMiddle AgedMutation RatePhenotypeReceptors, Antigen, B-CellT-Box Domain ProteinsT-Lymphocytes, Helper-InducerTranscriptomeYoung AdultConceptsHIV-specific B cellsT-betGC B cellsGerminal centersB cellsLymph nodesPoor affinity maturationChronic immune activationMemory B cell compartmentAntibody-mediated immunityChronic infectious diseaseOptimal antibody responseB cell compartmentChronic human infectionsB cell receptorHIV viremiaImmunologic outcomesHIV infectionViremic individualsChronic viremiaImmune activationPeripheral bloodProtective antibodiesAntibody responseCD19
2018
Affinity Maturation Is Impaired by Natural Killer Cell Suppression of Germinal Centers
Rydyznski CE, Cranert SA, Zhou JQ, Xu H, Kleinstein SH, Singh H, Waggoner SN. Affinity Maturation Is Impaired by Natural Killer Cell Suppression of Germinal Centers. Cell Reports 2018, 24: 3367-3373.e4. PMID: 30257198, PMCID: PMC6192537, DOI: 10.1016/j.celrep.2018.08.075.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsB-LymphocytesGerminal CenterKiller Cells, NaturalMaleMiceMice, Inbred C57BLSomatic Hypermutation, ImmunoglobulinT-Lymphocytes, Helper-InducerVaccines, ConjugateConceptsNK cellsGC B cell frequencyNatural killer cell suppressionAntigen-reactive B cellsB cell frequenciesNatural killer cellsFollicular helper TAntigen-specific immunoglobulinsAdministration of alumGerminal center reactionVaccine elicitationHelper TKiller cellsHumoral immunityProtective antibodiesHigh-affinity antibodiesCell suppressionGerminal centersB cellsCell frequencyCenter reactionSomatic hypermutationGC developmentGC reactionAntibody affinity
2012
NLRP10 is a NOD-like receptor essential to initiate adaptive immunity by dendritic cells
Eisenbarth SC, Williams A, Colegio OR, Meng H, Strowig T, Rongvaux A, Henao-Mejia J, Thaiss CA, Joly S, Gonzalez DG, Xu L, Zenewicz LA, Haberman AM, Elinav E, Kleinstein SH, Sutterwala FS, Flavell RA. NLRP10 is a NOD-like receptor essential to initiate adaptive immunity by dendritic cells. Nature 2012, 484: 510-513. PMID: 22538615, PMCID: PMC3340615, DOI: 10.1038/nature11012.Peer-Reviewed Original Research
2011
Germinal Center B Cell and T Follicular Helper Cell Development Initiates in the Interfollicular Zone
Kerfoot SM, Yaari G, Patel JR, Johnson KL, Gonzalez DG, Kleinstein SH, Haberman AM. Germinal Center B Cell and T Follicular Helper Cell Development Initiates in the Interfollicular Zone. Immunity 2011, 34: 947-960. PMID: 21636295, PMCID: PMC3280079, DOI: 10.1016/j.immuni.2011.03.024.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigensB-LymphocytesCell DifferentiationCell MovementGerminal CenterMicePhenotypeT-Lymphocytes, Helper-Inducer