1. The Department of Fundamental Neuroscience, The University of Lausanne, 1005 Lausanne, Switzerland.
2. The Bowles Center for Alcohol Studies, The University of North Carolina School of Medicine, Chapel Hill, NC 27599, USA.
3. State Key Laboratory of Membrane Biology, School of Life Sciences, Peking University, Beijing 100871, China.
4. Inserm, UMR-S 839, 75005 Paris, France.