[1] UNIV HOSP GASTHUISBERG, DEPT NEUROL, NEUROPATHOL LAB, LOUVAIN, BELGIUM
[2] INNOGENET, GHENT, BELGIUM
[3] UNIV INSTELLING ANTWERPEN, DEPT NEUROL, WILRIJK, BELGIUM
[4] UNIV INSTELLING ANTWERP, DEPT BIOCHEM, B-2610 WILRIJK, BELGIUM
[5] BORN BUNGE FDN, NEUROPATHOL LAB, WILRIJK, BELGIUM
[6] CITY HOSP RONSE, DEPT NEUROL, RONSE, BELGIUM
[7] UNIV MELBOURNE, DEPT PATHOL, PARKVILLE, VIC 3052, AUSTRALIA
[8] UNIV HEIDELBERG, CTR MOLEC BIOL, W-6900 HEIDELBERG, GERMANY