1. Institute of Neurology (R.H., T.V., U.U., G.R., H.Be., H.Bu.), Division of Neuroimmunology, Medical University of Vienna, A-1097 Vienna, Austria
2. Center for Brain Research (M.K., J.Ba., S.F.-P., J.Be.), Division of Neuroimmunology, Medical University of Vienna, A-1097 Vienna, Austria
3. Department of Neurology (F.A.-E.), SMZ-Ost Danube Hospital, A-1220 Vienna, Austria
4. Department of Pathology (F.G.), Markusovszky Hospital, H-9701 Szombathely, Hungary