NEW YORK (Reuters Health)—An autoantibody to glial fibrillary acidic protein (GFAP) is associated with relapsing autoimmune meningoencephalomyelitis that is responsive to immunotherapy, researchers report. “Autoimmune GFAP meningoencephalomyelitis is the second autoimmune neurological disease in which the target of the immune attack is recognized to be the astrocyte type of brain cell,” Dr. Vanda A. Lennon…