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-19Cytokinopathy with aberrant cytotoxic lymphocytes and profibrotic myeloid response in SARS-CoV-2 mRNA vaccine–associated myocarditis
Barmada A, Klein J, Ramaswamy A, Brodsky N, Jaycox J, Sheikha H, Jones K, Habet V, Campbell M, Sumida T, Kontorovich A, Bogunovic D, Oliveira C, Steele J, Hall E, Pena-Hernandez M, Monteiro V, Lucas C, Ring A, Omer S, Iwasaki A, Yildirim I, Lucas C. Cytokinopathy with aberrant cytotoxic lymphocytes and profibrotic myeloid response in SARS-CoV-2 mRNA vaccine–associated myocarditis. Science Immunology 2023, 8: eadh3455-eadh3455. PMID: 37146127, PMCID: PMC10468758, DOI: 10.1126/sciimmunol.adh3455.Peer-Reviewed Original ResearchConceptsMRNA vaccinesSARS-CoV-2 mRNA vaccinesSARS-CoV-2 mRNA vaccinationC-reactive protein levelsB-type natriuretic peptidePeripheral blood mononuclear cellsCardiac tissue inflammationDeep immune profilingSerum soluble CD163Vaccine-associated myocarditisCohort of patientsBlood mononuclear cellsCytotoxic T cellsLate gadolinium enhancementHypersensitivity myocarditisElevated troponinMRNA vaccinationImaging abnormalitiesNK cellsImmune profilingKiller cellsMyeloid responseNatriuretic peptideHumoral mechanismsInflammatory cytokinesMultisystem Inflammatory Syndrome in Children: Host Immunologic Responses
Mazer M, Bulut Y, Brodsky N, Lam F, Sturgill J, Miles S, Shein S, Carroll C, Remy K, Section O. Multisystem Inflammatory Syndrome in Children: Host Immunologic Responses. Pediatric Critical Care Medicine 2022, 23: 315-320. PMID: 35050932, PMCID: PMC9058188, DOI: 10.1097/pcc.0000000000002897.Peer-Reviewed Original ResearchThe Mystery of MIS-C Post-SARS-CoV-2 Infection
Brodsky NN, Ramaswamy A, Lucas CL. The Mystery of MIS-C Post-SARS-CoV-2 Infection. Trends In Microbiology 2020, 28: 956-958. PMID: 33190685, PMCID: PMC7556780, DOI: 10.1016/j.tim.2020.10.004.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2SARS-CoV-2 infectionRespiratory syndrome coronavirus 2Multisystem inflammatory syndromeCoronavirus disease 2019 (COVID-19) pandemicSyndrome coronavirus 2Life-threatening illnessDisease 2019 pandemicImmune driversInflammatory syndromeCoronavirus 2Enigmatic diseaseImportant new studiesChildrenNew studiesUnique effectsSyndromeIllnessInfectionDisease