2024
Aberrant zonal recycling of germinal center B cells impairs appropriate selection in lupus
Sanchez G, Hirsch E, VanValkenburg A, Mayer D, Gbedande K, Francis R, Song W, Antao O, Brimmer K, Lemenze A, Stephens R, Johnson W, Weinstein J. Aberrant zonal recycling of germinal center B cells impairs appropriate selection in lupus. Cell Reports 2024, 43: 114978. PMID: 39527476, DOI: 10.1016/j.celrep.2024.114978.Peer-Reviewed Original ResearchGerminal centersB cellsDifferentiation of autoreactive B cellsLoss of MYCResponse to CD40 signalingPolyclonal B cell activationB cell dysregulationAccumulation of plasma cellsAutoreactive B cellsB cell activationGC B cellsB cell cycleProduction of autoantibodiesB cell signalingDecreased mutation frequencyRepertoire diversityPlasma cellsAutoimmune diseasesPersistent infectionCD40 signalingDisease progressionMutation frequencyReduced proliferationLupusLight zone
2022
High-affinity, neutralizing antibodies to SARS-CoV-2 can be made without T follicular helper cells
Chen JS, Chow RD, Song E, Mao T, Israelow B, Kamath K, Bozekowski J, Haynes WA, Filler RB, Menasche BL, Wei J, Alfajaro MM, Song W, Peng L, Carter L, Weinstein JS, Gowthaman U, Chen S, Craft J, Shon JC, Iwasaki A, Wilen CB, Eisenbarth SC. High-affinity, neutralizing antibodies to SARS-CoV-2 can be made without T follicular helper cells. Science Immunology 2022, 7: eabl5652. PMID: 34914544, PMCID: PMC8977051, DOI: 10.1126/sciimmunol.abl5652.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionSARS-CoV-2Follicular helper cellsB cell responsesHelper cellsAntibody productionCell responsesSARS-CoV-2 vaccinationB-cell receptor sequencingSevere COVID-19Cell receptor sequencingIndependent antibodiesT cell-B cell interactionsViral inflammationAntiviral antibodiesImmunoglobulin class switchingVirus infectionGerminal centersViral infectionClonal repertoireInfectionAntibodiesClass switchingCOVID-19PatientsDevelopment of Tbet- and CD11c-expressing B cells in a viral infection requires T follicular helper cells outside of germinal centers
Song W, Antao OQ, Condiff E, Sanchez GM, Chernova I, Zembrzuski K, Steach H, Rubtsova K, Angeletti D, Lemenze A, Laidlaw BJ, Craft J, Weinstein JS. Development of Tbet- and CD11c-expressing B cells in a viral infection requires T follicular helper cells outside of germinal centers. Immunity 2022, 55: 290-307.e5. PMID: 35090581, PMCID: PMC8965751, DOI: 10.1016/j.immuni.2022.01.002.Peer-Reviewed Original ResearchConceptsFollicular helper cellsB cellsGC B cellsHelper cellsMemory subsetsRobust recall responsesB cell subsetsGerminal center formationB cell generationAcute infectionCell subsetsRecall responsesTh1 cellsProximal deliveryCD11cGerminal centersIntegrin LFA-1Viral infectionAntibody productionVLA-4Splenic retentionLFA-1TbetBCL6 expressionInfection
2019
T follicular helper cell heterogeneity: Time, space, and function
Song W, Craft J. T follicular helper cell heterogeneity: Time, space, and function. Immunological Reviews 2019, 288: 85-96. PMID: 30874350, PMCID: PMC6422039, DOI: 10.1111/imr.12740.Peer-Reviewed Original Research