1. UCB Pharma Braine‐l'Alleud Belgium
2. Department of Pharmaceutical Chemistry Drug Analysis and Drug Information Center for Neurosciences C4N Vrije Universiteit Brussel Brussels Belgium
3. Department of Pharmaceutical Biotechnology and Molecular Biology Center for Neurosciences C4N Vrije Universiteit Brussel Brussels Belgium
4. Faculty of Medicine Niigata University Niigata Japan
5. Cellular Neurobiology Laboratory The Salk Institute for Biological Studies La Jolla California