1. The Michael J. Fox Foundation for Parkinson’s Research, Grand Central Station, P.O. Box 4777, New York, NY 10001, USA.
2. Northwestern University School of Medicine, Chicago, IL 60611, USA.
3. Lovelace Respiratory Research Institute, Albuquerque, NM 87108, USA.
4. Pfizer Inc., Neuroscience Research Unit, Cambridge, MA 02139, USA.
5. Merck Research Laboratories, Early Discovery Neuroscience, Boston, MA 02115, USA.
6. Genentech, Inc., South San Francisco, CA 94080, USA.
7. Denali Therapeutics, South San Francisco, CA 94080, USA.
8. Covance Laboratories, Inc., Madison, WI 53704, USA.