[1] Stanford Univ, Dept Neurol & Neurol Sci, Stanford, CA 94305 USA
[2] Radboud Univ Nijmegen, Med Ctr, Dept Neurol, NL-6525 ED Nijmegen, Netherlands
[3] Vrije Univ Amsterdam, Med Ctr, Dept Neurol, Amsterdam, Netherlands
[4] Schering Plough Biopharma, Palo Alto, CA USA
[5] DNAX Res Inst Mol & Cellular Biol Inc, Dept Immunol, Palo Alto, CA 94304 USA
[6] Univ Alabama, Dept Psychiat & Behav Neurobiol, Birmingham, CA USA
[7] Univ Alabama, Dept Med, Birmingham, CA USA