2022
Heterogeneity of Acetylcholine Receptor Autoantibody–Mediated Complement Activity in Patients With Myasthenia Gravis
Obaid AH, Zografou C, Vadysirisack DD, Munro-Sheldon B, Fichtner ML, Roy B, Philbrick WM, Bennett JL, Nowak RJ, O'Connor KC. Heterogeneity of Acetylcholine Receptor Autoantibody–Mediated Complement Activity in Patients With Myasthenia Gravis. Neurology Neuroimmunology & Neuroinflammation 2022, 9: e1169. PMID: 35473886, PMCID: PMC9128035, DOI: 10.1212/nxi.0000000000001169.Peer-Reviewed Original ResearchConceptsAChR autoantibodiesMyasthenia gravisDisease burdenComplement activityAcetylcholine receptor autoantibodiesAChR-MG patientsComplement inhibitor therapyLower autoantibody levelsClinical disease scoresSubset of patientsHealthy donor samplesCell-based assaysMost patient samplesMembrane attack complex formationModest positive associationMG subtypesAutoantibody levelsAutoantibody titersComplement membrane attack complex formationMG patientsInhibitor therapyReceptor autoantibodiesHD groupTherapeutic responseMAC formation
2020
Exploring outcomes and characteristics of myasthenia gravis: Rationale, aims and design of registry – The EXPLORE-MG registry
Anil R, Kumar A, Alaparthi S, Sharma A, Nye JL, Roy B, O'Connor KC, Nowak RJ. Exploring outcomes and characteristics of myasthenia gravis: Rationale, aims and design of registry – The EXPLORE-MG registry. Journal Of The Neurological Sciences 2020, 414: 116830. PMID: 32388060, DOI: 10.1016/j.jns.2020.116830.Peer-Reviewed Original ResearchConceptsMyasthenia gravisMG patientsContemporary patient cohortKey clinical featuresMuscle-specific kinaseMG clinicClinical featuresGeneralized diseaseOutcomes RegistryPatient cohortPatient outcomesTreatment responsivenessTreatment outcomesTreatment strategiesRegistry dataEpidemiological dataInterim analysisData registryOcular diseasesPatientsCommon data elementsAcetylcholine receptorsRegistryPatient careDiseaseDifferential response to rituximab in anti-AChR and anti-MuSK positive myasthenia gravis patients: a single-center retrospective study
Litchman T, Roy B, Kumar A, Sharma A, Njike V, Nowak RJ. Differential response to rituximab in anti-AChR and anti-MuSK positive myasthenia gravis patients: a single-center retrospective study. Journal Of The Neurological Sciences 2020, 411: 116690. PMID: 32028072, DOI: 10.1016/j.jns.2020.116690.Peer-Reviewed Original ResearchConceptsMyasthenia gravisMGFA classRetrospective studyPositive myasthenia gravis patientsSingle-center retrospective studyManagement of MGAcetylcholine receptor autoantibodiesRefractory myasthenia gravisSymptom-free stateB-cell depletionMyasthenia gravis patientsClinical remissionClinical improvementDurable responsesMG patientsGravis patientsReceptor autoantibodiesMore hospitalizationsClinical symptomsExamination findingsCell depletionTreatment responsePatientsRituximabB cells