Increased Circulating Th17 Cell Populations and Elevated CSF Osteopontin and IL-17 Concentrations in Patients with Guillain-Barré Syndrome. Han R K, Cheng Y F, Zhou S S, Guo H, He R D, Chi L J, Zhang L M J Clin Immunol. 2013 Nov 12. Epub 2013 Nov 12. PMID: 24217817. Abstract CommentRecommendBookmarkWatch