1. Departments of Animal Science and Pharmacology and Therapeutics (S.K.), McGill University, Montreal, Canada H3G 1Y6;
2. Fondazione Santa Lucia Istituto e Cura a Carattere Scientifico (C.C.), 00179 Rome, Italy;
3. Department of Physiology, Institute of Biomedicine (N.K.), University of Turku, FI-20520 Turku, Finland;
4. Department of Pharmacology (J.H., P.S.-C.), School of Medicine, University of California, Irvine, Irvine, California 92697;
5. Department of Human Physiology and Pharmacology (L.M.), University of Rome “La Sapienza,” 00185 Rome, Italy;
6. Center for Genomics and Bioinformatics (C.H.), Karolinska Institutet, S-171 77 Stockholm, Sweden;
7. Department of Target Discovery (J.A.G., M.v.D.), NV Organon, 5340 BH Oss, The Netherlands