2023
2368. SARS-CoV-2 mRNA vaccination induces B cell immunity in the tonsils and adenoids of children
Xu Q, Mudd P, Behzadpour H, Bellusci L, Grubbs G, Pourhashemi S, Tang J, Liu C, Newman D, Shi L, Milanez-Almeida P, Kardava L, Tsang J, Moir S, Khurana S, Schwartzberg P, Manthiram K. 2368. SARS-CoV-2 mRNA vaccination induces B cell immunity in the tonsils and adenoids of children. Open Forum Infectious Diseases 2023, 10: ofad500.1989. PMCID: PMC10677082, DOI: 10.1093/ofid/ofad500.1989.Peer-Reviewed Original ResearchSARS-CoV-2-specific B cellsMemory B cellsB cellsAdenoids of childrenMRNA vaccinesVaccinated subjectsPeripheral bloodInfected subjectsUpper respiratory tract lymphoid tissueSARS-CoV-2IgA+ memory B cellsSARS-CoV-2 mRNA vaccinesGerminal center B cellsRobust adaptive immune responsesPost-vaccinationCOVID-19 mRNA vaccinesB-cell phenotypeB cell immunityAdaptive immune responsesImmunity to SARS-CoV-2SARS-CoV-2 infectionPost-infectionLymphoid tissueAdenoidsMucosal IgA
2022
Adaptive immune responses to SARS-CoV-2 persist in the pharyngeal lymphoid tissue of children
Xu Q, Milanez-Almeida P, Martins A, Radtke A, Hoehn K, Oguz C, Chen J, Liu C, Tang J, Grubbs G, Stein S, Ramelli S, Kabat J, Behzadpour H, Karkanitsa M, Spathies J, Kalish H, Kardava L, Kirby M, Cheung F, Preite S, Duncker P, Kitakule M, Romero N, Preciado D, Gitman L, Koroleva G, Smith G, Shaffer A, McBain I, McGuire P, Pittaluga S, Germain R, Apps R, Schwartz D, Sadtler K, Moir S, Chertow D, Kleinstein S, Khurana S, Tsang J, Mudd P, Schwartzberg P, Manthiram K. Adaptive immune responses to SARS-CoV-2 persist in the pharyngeal lymphoid tissue of children. Nature Immunology 2022, 24: 186-199. PMID: 36536106, PMCID: PMC10777159, DOI: 10.1038/s41590-022-01367-z.Peer-Reviewed Original ResearchConceptsT cell receptorImmune responseGerminal centersPrevious SARS-CoV-2 infectionSARS-CoV-2 infectionB-cell receptor sequencingTissue-specific immunityCell receptor sequencingAdaptive immune responsesUpper respiratory tractMemory B cellsT cell clonotypesSite of infectionSARS-CoV-2Pharyngeal lymphoid tissuePeripheral bloodLymphocyte populationsLymphoid tissueRespiratory tractCell clonotypesAdaptive immunityB cellsCDR3 sequencesAdenoidsCell receptorConsidering innate immune responses in SARS-CoV-2 infection and COVID-19
Diamond M, Lambris J, Ting J, Tsang J. Considering innate immune responses in SARS-CoV-2 infection and COVID-19. Nature Reviews Immunology 2022, 22: 465-470. PMID: 35788185, PMCID: PMC9252555, DOI: 10.1038/s41577-022-00744-x.Peer-Reviewed Original Research
2021
Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children
Ramaswamy A, Brodsky NN, Sumida TS, Comi M, Asashima H, Hoehn KB, Li N, Liu Y, Shah A, Ravindra NG, Bishai J, Khan A, Lau W, Sellers B, Bansal N, Guerrerio P, Unterman A, Habet V, Rice AJ, Catanzaro J, Chandnani H, Lopez M, Kaminski N, Dela Cruz CS, Tsang JS, Wang Z, Yan X, Kleinstein SH, van Dijk D, Pierce RW, Hafler DA, Lucas CL. Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children. Immunity 2021, 54: 1083-1095.e7. PMID: 33891889, PMCID: PMC8043654, DOI: 10.1016/j.immuni.2021.04.003.Peer-Reviewed Original ResearchConceptsMIS-C patientsDisease severityInflammatory syndromeTCR repertoireSARS-CoV-2-associated multisystem inflammatory syndromeAsymptomatic SARS-CoV-2 infectionSARS-CoV-2 infectionAdult COVID-19Post-infectious complicationsMultisystem inflammatory syndromeCytotoxicity genesHealthy pediatricImmune dysregulationMemory TActive infectionMyeloid dysfunctionPatientsSingle-cell RNA sequencingFlow cytometrySerum proteomicsRepertoire analysisElevated expressionSeverityAlarminsCOVID-19