2023
Tracking B cell responses to the SARS-CoV-2 mRNA-1273 vaccine
de Assis F, Hoehn K, Zhang X, Kardava L, Smith C, Merhebi O, Buckner C, Trihemasava K, Wang W, Seamon C, Chen V, Schaughency P, Cheung F, Martins A, Chiang C, Li Y, Tsang J, Chun T, Kleinstein S, Moir S. Tracking B cell responses to the SARS-CoV-2 mRNA-1273 vaccine. Cell Reports 2023, 42: 112780. PMID: 37440409, PMCID: PMC10529190, DOI: 10.1016/j.celrep.2023.112780.Peer-Reviewed Original ResearchConceptsMemory B cellsB cell receptorB cellsAtypical memory B cellsInfection-naïve individualsTwo-dose SARSSARS-CoV-2 mRNAB cell responsesAntibody-secreting cellsMonth 6Protective immunityCell responsesCell receptorClonal expansionImmunoglobulin GEarly timepointsLater timepointsPlasmablastsVaccinationCD71TimepointsSurface proteinsCellsMultimodal single-cell analysisMRNA
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