This work was supported by National Institutes of Health Grants RO1-NS24247 (D.A.H.), RO1-NS-29352 (H.L.W.), and Program Project Grant AR 43220 (D.A.H., H. L.W.), and grants from The National Multiple Sclerosis Society (H.L.W., D.A.H.) and AutoImmune Inc., Lexington, Massachusetts.
Address correspondence to David A. Hafler, M.D., Center for Neurologic Diseases, Department of Neurology, 77 Avenue Louis Pasteur, Boston, MA 02115. E-mail: hafler@CND.BWH.Harvard.edu