2023
Cutting Edge: IL-21 and Tissue-Specific Signals Instruct Tbet+CD11c+ B Cell Development following Viral Infection.
Song W, Sanchez G, Mayer D, Blackburn H, Chernova I, Flavell R, Weinstein J, Craft J. Cutting Edge: IL-21 and Tissue-Specific Signals Instruct Tbet+CD11c+ B Cell Development following Viral Infection. The Journal Of Immunology 2023, 210: 1861-1865. PMID: 37133336, PMCID: PMC10247523, DOI: 10.4049/jimmunol.2300027.Peer-Reviewed Original ResearchConceptsAge-associated B cellsIL-21Acute lymphocytic choriomeningitis virus infectionB cellsLymphocytic choriomeningitis virus infectionB cell activationHumoral immunityLymphoid organsVirus infectionMouse modelViral infectionB cell developmentCell activationLymphotoxin αVivo generationTissue-specific signalsInfectionDe novo generationOrgan contributionIFNTissue microenvironmentCell developmentLiverPivotal contributorStage-specific roles
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
Identification of a T follicular helper cell subset that drives anaphylactic IgE
Gowthaman U, Chen JS, Zhang B, Flynn WF, Lu Y, Song W, Joseph J, Gertie JA, Xu L, Collet MA, Grassmann JDS, Simoneau T, Chiang D, Berin MC, Craft JE, Weinstein JS, Williams A, Eisenbarth SC. Identification of a T follicular helper cell subset that drives anaphylactic IgE. Science 2019, 365 PMID: 31371561, PMCID: PMC6901029, DOI: 10.1126/science.aaw6433.Peer-Reviewed Original ResearchConceptsInterleukin-4B cellsFollicular Helper Cell SubsetsLow-affinity IgEFollicular helper cellsAllergen-specific IgEHelper cell subsetsIsotypes of antibodiesAlternative therapeutic targetsTranscription factor Bcl6Anaphylactic IgECytokine profileIgE productionCell subsetsHelper cellsImmunoglobulin ETherapeutic targetIgEAnaphylaxisAllergensCellular mechanismsRare populationCellsMiceGATA3