[1] CASE WESTERN RESERVE UNIV, SCH MED, INST PATHOL, DIV NEUROPATHOL, CLEVELAND, OH 44106 USA
[2] CASE WESTERN RESERVE UNIV, SCH MED, DEPT PHARMACOL, CLEVELAND, OH 44106 USA
[3] HARVARD UNIV, SCH MED, DEPT NEUROL NEUROSCI, BOSTON, MA 02115 USA
[4] ATHENA NEUROSCI INC, S SAN FRANCISCO, CA 94080 USA
[5] BRIGHAM & WOMENS HOSP, CTR NEUROL DIS, BOSTON, MA 02115 USA