2024
Elevated antibody binding to striatal cholinergic interneurons in patients with pediatric acute-onset neuropsychiatric syndrome
Xu J, Frankovich J, Liu R, Thienemann M, Silverman M, Farhadian B, Willett T, Manko C, Columbo L, Leibold C, Vaccarino F, Che A, Pittenger C. Elevated antibody binding to striatal cholinergic interneurons in patients with pediatric acute-onset neuropsychiatric syndrome. Brain Behavior And Immunity 2024, 122: 241-255. PMID: 39084540, DOI: 10.1016/j.bbi.2024.07.044.Peer-Reviewed Original ResearchPediatric Autoimmune Neuropsychiatric Disorders Associated with StreptococcusPediatric acute-onset neuropsychiatric syndromeStriatal cholinergic interneuronsCholinergic interneuronsObsessive-compulsive symptomsModulate basal ganglia functionNeuropsychiatric syndromeSignificant obsessive-compulsive symptomsBasal ganglia functionEx vivo brain slicesSevere food restrictionElevated antibodiesClinical historyPatient plasmaNeuropsychiatric manifestationsStreptococcus infectionBrain slicesSymptom flaresControl plasmaFood restrictionSerum antibodiesHuman brainInfectionAbrupt onsetClinical context
2023
Postinfectious Inflammation, Autoimmunity, and Obsessive-Compulsive Disorder: Sydenham Chorea, Pediatric Autoimmune Neuropsychiatric Disorder Associated with Streptococcal Infection, and Pediatric Acute-Onset Neuropsychiatric Disorder
Vreeland A, Calaprice D, Or-Geva N, Frye R, Agalliu D, Lachman H, Pittenger C, Pallanti S, Williams K, Ma M, Thienemann M, Gagliano A, Mellins E, Frankovich J. Postinfectious Inflammation, Autoimmunity, and Obsessive-Compulsive Disorder: Sydenham Chorea, Pediatric Autoimmune Neuropsychiatric Disorder Associated with Streptococcal Infection, and Pediatric Acute-Onset Neuropsychiatric Disorder. Developmental Neuroscience 2023, 45: 361-374. PMID: 37742615, DOI: 10.1159/000534261.Peer-Reviewed Original ResearchConceptsPediatric acute-onset neuropsychiatric syndromeObsessive-compulsive disorderGroup A streptococciSydenham's choreaNeuropsychiatric disordersStreptococcal infectionAcute-onset obsessive-compulsive disorderPediatric autoimmune neuropsychiatric disorders associated with streptococcal infectionsAssociated with streptococcal infectionsAnimal modelsPediatric autoimmune neuropsychiatric disordersAnti-neuronal autoantibodiesAutoimmune neuropsychiatric disordersTriggered by infectionModulate neuronal activityRandomized clinical trialsNeuropsychiatric syndromeNeuropsychiatric manifestationsRheumatologic diseasesClinical trialsA streptococciNeural antigensBasal gangliaClinical syndromeNeuronal activity