2024
Fluorescence-detection size-exclusion chromatography specifically detects autoantibodies targeting the ganglionic acetylcholine receptor in patients with autoimmune autonomic ganglionopathy
Baxter L, Hopkins S, O'Connor K, Pham M, Nowak R, Monson N, Blackburn K, Hibbs R, Vernino S, Noviello C. Fluorescence-detection size-exclusion chromatography specifically detects autoantibodies targeting the ganglionic acetylcholine receptor in patients with autoimmune autonomic ganglionopathy. Journal Of Neuroimmunology 2024, 396: 578454. PMID: 39277987, DOI: 10.1016/j.jneuroim.2024.578454.Peer-Reviewed Original ResearchAutoimmune autonomic ganglionopathyGanglionic acetylcholine receptorAutonomic ganglionopathyRadioimmunoprecipitation assayFluorescence-detection size-exclusion chromatographyAcetylcholine receptorsAutoantibody detectionClinical symptomsDetect autoantibodiesAutoimmune diseasesHealthy controlsPatient seraSize-exclusion-chromatographyAutoantibodiesGAChRGanglionopathySize exclusion chromatographyPatientsReceptors
2023
MOGAD patient autoantibodies induce complement, phagocytosis, and cellular cytotoxicity
Yandamuri S, Filipek B, Obaid A, Lele N, Thurman J, Makhani N, Nowak R, Guo Y, Lucchinetti C, Flanagan E, Longbrake E, O'Connor K. MOGAD patient autoantibodies induce complement, phagocytosis, and cellular cytotoxicity. JCI Insight 2023, 8: e165373. PMID: 37097758, PMCID: PMC10393237, DOI: 10.1172/jci.insight.165373.Peer-Reviewed Original ResearchConceptsMyelin oligodendrocyte glycoprotein antibody-associated diseaseAntibody-dependent cellular phagocytosisAntibody-dependent cellular cytotoxicityComplement-dependent cytotoxicityMOG autoantibodiesPatient seraCellular cytotoxicityEffector functionsComplement activityAntibody-associated diseaseMultiple mechanismsNK cellsPatient autoantibodiesCytotoxic capacityLesion histologyCellular phagocytosisFuture relapseIgG subclassesCerebrospinal fluidAutoantibodiesCNS conditionsMOGSerumRelapseCytotoxicity