Inter-attack serum GFAP and NfL remain stable over 9 years in AQP4 IgG NMOSD. Siriratnam P, Dunai C, Egbe Franklyn N, Linaker S, Wesselingh R, Jacob A, Jackson E J, Van Der Walt A, Jokubaitis V, Butzkueven H, et al. J Neurol Neurosurg Psychiatry. 2026 Jul 10. PMID: 42431831. Abstract CommentRecommendBookmarkWatch