1. Laboratory of Viral Immunobiology, Christopher H. Browne Center for Immunology and Immune Diseases, The Rockefeller University, New York, NY 10065
2. Institute for Neuroimmunology and Clinical Multiple Sclerosis Research, Center for Molecular Neurobiology Hamburg (ZMNH), University Medical Center Eppendorf, 20251 Hamburg, Germany
3. Department of Neurology, Clinical Neuroimmunology Group, Philipps-University, 35033 Marburg, Germany