On the second day, initial cerebrospinal fluid (CSF) analysis, serology for ganglioside and GQ1b antibodies, and anti-neuronal antibody testing were unremarkable. Cervical MRI also showed no ...

Distinct pathogenic effects were described for anti-IgLON5 IgG1 and IgG4, however, with uncertain clinical relevance. Methods: IgLON5-specific IgG1-4 levels were measured in 46 sera and 20 ...

These tests—serology tests—test for the presence of antibodies to the SARS-CoV-2 virus. Access the AMA's library of the most up-to-date resources on COVID-19, including articles, videos, research ...

Serology tests also have inherent limitations, including a significant risk of false-positive results when disease prevalence is low, Dr. Harris said. Read more about the FDA’s new SARS-CoV-2 antibody ...