1. The Haartman InstituteDivision of Bacteriology and ImmunologyUniversity of Helsinki Finland
2. Medical PoliclinicUniversity of Munich Munich Germany
3. Department of Clinical NeurosciencesUniversity of London London U.K.
4. University of Frankfurt Frankfurt Germany
5. Department of AnatomyUniversity of Heidelberg Heidelberg Germany
6. Department of PathologyUniversity of Vienna Vienna Austria