2024
PI3Kγ in B cells promotes antibody responses and generation of antibody-secreting cells
Lanahan S, Yang L, Jones K, Qi Z, Cabrera E, Cominsky L, Ramaswamy A, Barmada A, Gabernet G, Uthaya Kumar D, Xu L, Shan P, Wymann M, Kleinstein S, Rao V, Mustillo P, Romberg N, Abraham R, Lucas C. PI3Kγ in B cells promotes antibody responses and generation of antibody-secreting cells. Nature Immunology 2024, 25: 1422-1431. PMID: 38961274, DOI: 10.1038/s41590-024-01890-1.Peer-Reviewed Original ResearchAntibody-secreting cellsMemory B cellsB cellsKinase activity-dependent mannerDifferentiation of antibody-secreting cellsAntibody responseGeneration of antibody-secreting cellsInborn errors of immunityActivity-dependent mannerMouse immunization modelFate choiceT cell-dependent antigensToll-like receptor activationTranscriptional programsB cell biologyPhosphoinositide 3-kinase-gammaErrors of immunityNaive B cellsTransduce signalsActivated B cellsB lineage cellsRobust antibody responsesHumoral defectsHumoral immunityReceptor activation
2023
Prior cycles of anti-CD20 antibodies affect antibody responses after repeated SARS-CoV-2 mRNA vaccination
Asashima H, Kim D, Wang K, Lele N, Buitrago-Pocasangre N, Lutz R, Cruz I, Raddassi K, Ruff W, Racke M, Wilson J, Givens T, Grifoni A, Weiskopf D, Sette A, Kleinstein S, Montgomery R, Shaw A, Li F, Fan R, Hafler D, Tomayko M, Longbrake E. Prior cycles of anti-CD20 antibodies affect antibody responses after repeated SARS-CoV-2 mRNA vaccination. JCI Insight 2023, 8: e168102. PMID: 37606046, PMCID: PMC10543713, DOI: 10.1172/jci.insight.168102.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 mRNA vaccinationB-cell-depleted patientsB-cell depletionAntibody responseMRNA vaccinationThird doseCell depletionT cellsClaude D. Pepper Older Americans Independence CenterB cellsNational Multiple Sclerosis SocietyAnti-CD20 antibodySpike-specific antibodiesMultiple Sclerosis SocietyLow cumulative exposureLogistic regression modelsImportant clinical needCD20 therapyCD20 treatmentMost patientsThird vaccineSerologic responseVaccine dosesMRNA vaccinesVaccination strategiesHigh-throughput single-cell profiling of B cell responses following inactivated influenza vaccination in young and older adults
Wang M, Jiang R, Mohanty S, Meng H, Shaw A, Kleinstein S. High-throughput single-cell profiling of B cell responses following inactivated influenza vaccination in young and older adults. Aging 2023, 15: 9250-9274. PMID: 37367734, PMCID: PMC10564424, DOI: 10.18632/aging.204778.Peer-Reviewed Original ResearchConceptsB cellsActivated B cellsB cell receptorOlder adultsInfluenza vaccinationAge groupsPeripheral blood B cellsYoung adultsInactivated influenza vaccineB cell responsesSubstantial disease burdenBlood B cellsMemory B cellsInfluenza vaccination responsesStrong antibody responseAge-related changesInfluenza vaccineVaccination responseSeasonal influenzaAntibody responseHospital visitsDisease burdenSomatic hypermutation frequenciesVaccinationCell responses
2022
Transcriptional atlas of the human immune response to 13 vaccines reveals a common predictor of vaccine-induced antibody responses
Hagan T, Gerritsen B, Tomalin LE, Fourati S, Mulè MP, Chawla DG, Rychkov D, Henrich E, Miller HER, Diray-Arce J, Dunn P, Lee A, Levy O, Gottardo R, Sarwal M, Tsang J, Suárez-Fariñas M, Sékaly R, Kleinstein S, Pulendran B. Transcriptional atlas of the human immune response to 13 vaccines reveals a common predictor of vaccine-induced antibody responses. Nature Immunology 2022, 23: 1788-1798. PMID: 36316475, PMCID: PMC9869360, DOI: 10.1038/s41590-022-01328-6.Peer-Reviewed Original ResearchConceptsAntibody responseDay 1Vaccine-induced antibodiesYellow fever vaccineHuman immune responseMechanisms of immunityB cell activationTranscriptional atlasFever vaccineDifferent vaccinesSystems vaccinologyImmune responseMost vaccinesDay 7Cell activationInnate immunityVaccineVaccinationImmunityCommon predictorsMolecular signaturesResponsePlasmablastsInterferonAntibodiesPan-vaccine analysis reveals innate immune endotypes predictive of antibody responses to vaccination
Fourati S, Tomalin LE, Mulè MP, Chawla DG, Gerritsen B, Rychkov D, Henrich E, Miller HER, Hagan T, Diray-Arce J, Dunn P, Levy O, Gottardo R, Sarwal M, Tsang J, Suárez-Fariñas M, Pulendran B, Kleinstein S, Sékaly R. Pan-vaccine analysis reveals innate immune endotypes predictive of antibody responses to vaccination. Nature Immunology 2022, 23: 1777-1787. PMID: 36316476, PMCID: PMC9747610, DOI: 10.1038/s41590-022-01329-5.Peer-Reviewed Original ResearchConceptsAntibody responsePro-inflammatory response genesToll-like receptor ligandsBlood transcriptional profilesHigher serum antibodyPro-inflammatory responseSerum antibodiesDifferent vaccinesImmune responseImmune stateMetabolism alterationsEndotypesImmune systemVaccinationReceptor ligandsCell proliferationGene expression characteristicsActivation stateDifferential expressionTranscriptional profilesResponse genesExpression characteristicsResponseWide variationAdjuvant
2020
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 glycoproteins
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
2017
Multicohort analysis reveals baseline transcriptional predictors of influenza vaccination responses
Avey S, Cheung F, Fermin D, Frelinger J, Gaujoux R, Gottardo R, Khatri P, Kleinstein S, Kotliarov Y, Meng H, Sauteraud R, Shen-Orr S, Tsang J, Vallania F, Anguiano E, Baisch J, Baldwin N, Belshe R, Blevins T, Chaussabel D, Davis M, Fikrig E, Grill D, Hafler D, Henrich E, Joshi S, Kaech S, Kennedy R, Mohanty S, Montgomery R, Oberg A, Obermoser G, Ovsyannikova I, Palucka A, Pascual V, Poland G, Pulendran B, Reinherz E, Shaw A, Siconolfi B, Stuart K, Tsang S, Ueda I, Wilson J, Zapata H. Multicohort analysis reveals baseline transcriptional predictors of influenza vaccination responses. Science Immunology 2017, 2 PMID: 28842433, PMCID: PMC5800877, DOI: 10.1126/sciimmunol.aal4656.Peer-Reviewed Original ResearchAntibody responseInfluenza vaccination responsesVaccination responseHuman Immunology Project ConsortiumInfluenza vaccinationMulticohort analysisOlder individualsLower vaccine responsesSuccessful vaccination responseAnnual influenza vaccinationYoung individualsSubstantial antibody responseInflammatory gene signatureLarge independent studiesIndividuals 6 monthsGood antibody responsePublic health successImmune profiling studiesVaccination cohortVaccine responsesCell subsetsSmall cohortWorse responseVaccinationHealth success
2016
Generation of Long-Lived Bone Marrow Plasma Cells Secreting Antibodies Specific for the HIV-1 gp41 Membrane-Proximal External Region in the Absence of Polyreactivity
Donius LR, Cheng Y, Choi J, Sun ZY, Hanson M, Zhang M, Gierahn TM, Marquez S, Uduman M, Kleinstein SH, Irvine D, Love JC, Reinherz EL, Kim M. Generation of Long-Lived Bone Marrow Plasma Cells Secreting Antibodies Specific for the HIV-1 gp41 Membrane-Proximal External Region in the Absence of Polyreactivity. Journal Of Virology 2016, 90: 8875-8890. PMID: 27466419, PMCID: PMC5021391, DOI: 10.1128/jvi.01089-16.Peer-Reviewed Original ResearchConceptsMPER-specific antibodiesAntigen specificityB cellsAntigen-specific antibody responsesHIV-1 gp41 membrane-proximal external regionAmino acid sequenceBone marrow plasmaEffective preventive vaccineHIV-1 bnAbsHIV-1 cladesHIV-1 pandemicGp41 membrane-proximal external regionAnti-MPER antibodiesContext of lipidPositive selectionRegion amino acid sequencesSelective pressureAcid sequenceMembrane-proximal external regionMarrow plasmaPreventive vaccineAntibody responseBiophysical characterizationPlasma cellsVaccine formulations
2015
Neutralizing antibodies against West Nile virus identified directly from human B cells by single-cell analysis and next generation sequencing
Tsioris K, Gupta NT, Ogunniyi AO, Zimnisky RM, Qian F, Yao Y, Wang X, Stern JN, Chari R, Briggs AW, Clouser CR, Vigneault F, Church GM, Garcia MN, Murray KO, Montgomery RR, Kleinstein SH, Love JC. Neutralizing antibodies against West Nile virus identified directly from human B cells by single-cell analysis and next generation sequencing. Integrative Biology 2015, 7: 1587-1597. PMID: 26481611, PMCID: PMC4754972, DOI: 10.1039/c5ib00169b.Peer-Reviewed Original ResearchConceptsHumoral responseNext-generation sequencingB cellsWest Nile virus infectionSevere neurological illnessMemory B cellsAntibody-secreting cellsCohort of subjectsWNV-specific antibodiesHuman B cellsMosquito-borne diseaseWest Nile virusAnamnestic responseAntibody responseAvailable treatmentsClinical severityAntibody isotypesNeurological illnessVaccine studiesVirus infectionGeneration sequencingInfectious diseasesPrevious exposureTherapeutic antibodiesAntibodies
2014
Prolonged Proinflammatory Cytokine Production in Monocytes Modulated by Interleukin 10 After Influenza Vaccination in Older Adults
Mohanty S, Joshi SR, Ueda I, Wilson J, Blevins TP, Siconolfi B, Meng H, Devine L, Raddassi K, Tsang S, Belshe RB, Hafler DA, Kaech SM, Kleinstein SH, Trentalange M, Allore HG, Shaw AC. Prolonged Proinflammatory Cytokine Production in Monocytes Modulated by Interleukin 10 After Influenza Vaccination in Older Adults. The Journal Of Infectious Diseases 2014, 211: 1174-1184. PMID: 25367297, PMCID: PMC4366602, DOI: 10.1093/infdis/jiu573.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedCytokinesDual Specificity Phosphatase 1FemaleGene Expression RegulationGPI-Linked ProteinsHumansImmunity, InnateInfluenza VaccinesInfluenza, HumanInterleukin-10Interleukin-6Lipopolysaccharide ReceptorsMaleMonocytesPhosphorylationReceptors, IgGSignal TransductionSTAT3 Transcription FactorTumor Necrosis Factor-alphaVaccinationYoung AdultConceptsOlder adultsInfluenza vaccinationInflammatory monocytesInterleukin-10Cytokine productionOlder subjectsAnti-inflammatory cytokine interleukin-10Influenza vaccine antibody responseTumor necrosis factor αImpaired vaccine responsesVaccine antibody responseIL-10 productionCytokine interleukin-10Proinflammatory cytokine productionNecrosis factor αAge-associated elevationPhosphorylated signal transducerVaccine responsesAntibody responseInterleukin-6Immune responseMonocyte populationsDay 28Intracellular stainingVaccination