CD4+ follicular regulatory T cells optimize the influenza virus–specific B cell response
Lu Y, Jiang R, Freyn AW, Wang J, Strohmeier S, Lederer K, Locci M, Zhao H, Angeletti D, O’Connor K, Kleinstein SH, Nachbagauer R, Craft J. CD4+ follicular regulatory T cells optimize the influenza virus–specific B cell response. Journal Of Experimental Medicine 2020, 218: e20200547. PMID: 33326020, PMCID: PMC7748821, DOI: 10.1084/jem.20200547.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibody FormationAntigensB-LymphocytesCD4 AntigensDisease Models, AnimalEpitopesForkhead Transcription FactorsGerminal CenterHumansImmunityImmunologic MemoryInfluenza, HumanInfluenzavirus BIntegrasesMice, Inbred C57BLOrthomyxoviridae InfectionsReceptors, Antigen, B-CellSpecies SpecificityT-Lymphocytes, RegulatoryVaccinationConceptsB cell responsesGerminal center B cell responsesFollicular regulatory T cellsRegulatory T cellsTfr cellsCell responsesT cellsViral challengeHumoral memoryVirus-specific B cell responsesAntigen-specific B cell responsesFollicular helper T cellsHA stalk regionHelper T cellsInfluenza virus infectionGerminal center developmentAntibody responsePlasma cellsVirus infectionImmunization modelAntibody productionBCR repertoireInfluenza virusRepeated exposureInfluenza virus glycoproteinsA Potently Neutralizing Antibody Protects Mice against SARS-CoV-2 Infection
Alsoussi WB, Turner JS, Case JB, Zhao H, Schmitz AJ, Zhou JQ, Chen RE, Lei T, Rizk AA, McIntire KM, Winkler ES, Fox JM, Kafai NM, Thackray LB, Hassan AO, Amanat F, Krammer F, Watson CT, Kleinstein SH, Fremont DH, Diamond MS, Ellebedy AH. A Potently Neutralizing Antibody Protects Mice against SARS-CoV-2 Infection. The Journal Of Immunology 2020, 205: ji2000583. PMID: 32591393, PMCID: PMC7566074, DOI: 10.4049/jimmunol.2000583.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin-Converting Enzyme 2AnimalsAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralBetacoronavirusChlorocebus aethiopsCoronavirus InfectionsCOVID-19Disease Models, AnimalEpitope MappingFemaleHEK293 CellsHumansImmunodominant EpitopesMiceMice, Inbred C57BLPandemicsPeptidyl-Dipeptidase APneumonia, ViralProtein Interaction Domains and MotifsSARS-CoV-2Spike Glycoprotein, CoronavirusTransfectionVero CellsConceptsSARS-CoV-2 infectionSARS-CoV-2Receptor-binding domainSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Respiratory syndrome coronavirus 2Angiotensin-converting enzyme 2Human angiotensin-converting enzyme 2Wild-type SARS-CoV-2Lung viral loadsSyndrome coronavirus 2Millions of infectionsTrimeric spike glycoproteinLicensed therapeuticsViral loadCoronavirus 2Systemic disseminationEffective antiviralsEnzyme 2Murine modelMurine mAbsEffective interventionsInfectionWeight lossSpike glycoprotein