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
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