2024
Teplizumab induces persistent changes in the antigen‐specific repertoire in individuals at‐risk for type 1 diabetes
Lledó-Delgado A, Preston-Hurlburt P, Currie S, Clark P, Linsley P, Long S, Liu C, Koroleva G, Martins A, Tsang J, Herold K. Teplizumab induces persistent changes in the antigen‐specific repertoire in individuals at‐risk for type 1 diabetes. Journal Of Clinical Investigation 2024, 134: e177492. PMID: 39137044, PMCID: PMC11405034, DOI: 10.1172/jci177492.Peer-Reviewed Original ResearchCD8+ T cellsAutoreactive T cellsT cellsType 1 diabetesPeripheral blood CD8+ T cellsBlood CD8+ T cellsExpansion of autoreactive T cellsOperational toleranceExpression of CD127Progression of type 1 diabetesAnti-CD3 mAbAntigen-specific repertoireT cell receptorAt-risk patientsAnalysis of study participantsStudy participantsIL7R expressionTeplizumab groupCD8+Placebo groupCD4+Clinical respondersFree intervalTeplizumabReduced expression of genes
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 receptor