1. From the Immunoconcept (M.N.K., A.D., I.H., A.B., N.S.), CNRS UMR 5164, University of Bordeaux; Service de Neurologie (M.D., A.R.), CRC SEP, Centre Hospitalier Universitaire (CHU) de Bordeaux; and INSERM U 1215 (B.B., A.R.), Neurocentre Magendie, University of Bordeaux, France.