ICOS-dependent extrafollicular helper T cells elicit IgG production via IL-21 in systemic autoimmunity
Odegard JM, Marks BR, DiPlacido LD, Poholek AC, Kono DH, Dong C, Flavell RA, Craft J. ICOS-dependent extrafollicular helper T cells elicit IgG production via IL-21 in systemic autoimmunity. Journal Of Experimental Medicine 2008, 205: 2873-2886. PMID: 18981236, PMCID: PMC2585848, DOI: 10.1084/jem.20080840.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDAntigens, Differentiation, T-LymphocyteAutoimmunityCell DifferentiationChemokinesDisease Models, AnimalGerminal CenterImmunoglobulin Class SwitchingImmunoglobulin GInducible T-Cell Co-Stimulator ProteinInterleukinsLupus Erythematosus, SystemicMembrane GlycoproteinsMiceMice, KnockoutPlasma CellsReceptors, CXCR4T-Lymphocyte SubsetsT-Lymphocytes, Helper-InducerConceptsEffector T cellsT cellsIL-21IgG productionCXC chemokine receptor 4 (CXCR4) expressionB cell helper functionFollicular helper T cellsChemokine receptor 4 expressionReceptor 4 expressionCD4 T cellsHelper T cellsMRL/MpJAutoimmune strainsP-selectin glycoprotein ligand-1Autoantibody productionChronic autoimmunitySystemic autoimmunityPlasma cellsExtrafollicular responseExtrafollicular sitesMouse modelGerminal centersHelper functionSelective lossLigand 1Scavenger receptor type AI mediates antigen transfer from human B cells to other APCs
Harvey B, Quan T, Roman R, Rudenga B, Craft J, Mamula M. Scavenger receptor type AI mediates antigen transfer from human B cells to other APCs. The FASEB Journal 2008, 22: 1068.14-1068.14. DOI: 10.1096/fasebj.22.1_supplement.1068.14.Peer-Reviewed Original ResearchAntigen-presenting cellsProfessional antigen-presenting cellsB cellsAntigen transferTreatment of lupusInduction of autoimmunityTransfer of antigenUptake of antigensSpecific B cell receptorsNovel therapeutic targetMonocytic cell line THP-1Ig transgenic miceHuman monocytic cell line THP-1Cell line THP-1Human B cellsB cell receptorDendritic cellsChronic autoimmunityArthritis FoundationImmune responseAntigen traffickingB cell deathCritical antigensTherapeutic targetSpecific antigen