2020
Single-cell repertoire tracing identifies rituximab-resistant B cells during myasthenia gravis relapses
Jiang R, Fichtner ML, Hoehn KB, Pham MC, Stathopoulos P, Nowak RJ, Kleinstein SH, O'Connor KC. Single-cell repertoire tracing identifies rituximab-resistant B cells during myasthenia gravis relapses. JCI Insight 2020, 5 PMID: 32573488, PMCID: PMC7453893, DOI: 10.1172/jci.insight.136471.Peer-Reviewed Original ResearchConceptsMuscle-specific kinase myasthenia gravisMemory B cellsB cell subsetsAntibody-secreting cellsB cellsCell subsetsAutoantibody-producing B cellsB-cell depleting therapyCell-depleting therapyB cell clonesB cell survivalGene expression signaturesMyasthenia gravisAutoimmune disordersRelapseB cell samplesReceptor profilingCell clonesExpression signaturesRituximabTherapyCell survivalCellsTreatmentCell samples
2017
Autoantibody-producing plasmablasts after B cell depletion identified in muscle-specific kinase myasthenia gravis
Stathopoulos P, Kumar A, Nowak RJ, O’Connor K. Autoantibody-producing plasmablasts after B cell depletion identified in muscle-specific kinase myasthenia gravis. JCI Insight 2017, 2: e94263. PMID: 28878127, PMCID: PMC5621905, DOI: 10.1172/jci.insight.94263.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnimalsAutoantibodiesB-LymphocytesCohort StudiesFemaleHumansImmunologic FactorsLymphocyte DepletionMaleMiceMiddle AgedMyasthenia GravisReceptor Protein-Tyrosine KinasesReceptors, CholinergicRecurrenceRemission InductionRituximabTumor Necrosis Factor Receptor Superfamily, Member 7ConceptsB-cell depletionMuSK-MG patientsMyasthenia gravisCell depletionMG patientsAutoantibody productionDisease relapseB cellsB-cell-mediated autoimmune disordersMuscle-specific kinase myasthenia gravisAntigen-driven affinity maturationCell-mediated autoimmune disordersMuscle-specific tyrosine kinaseAChR myasthenia gravisAutoantibody-producing plasmablastsMuSK myasthenia gravisRituximab-induced remissionSustained clinical improvementB cell compartmentMuSK autoantibodiesClinical improvementPathogenic autoantibodiesSuch relapsesSerum autoantibodiesClinical features
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