1. Centre for Integrative Physiology (P.J.B., J.A.R., M.J.S.), School of Biomedical Science, Hugh Robson Building, University of Edinburgh, Edinburgh EH8 9XD, Scotland, United Kingdom
2. Pharmacology and Toxicology (M.S., U.S., P.R.), University Tübingen, Institute of Pharmacy, 72076 Tübingen, Germany
3. Division of Molecular and Cellular Pharmacology (G.W., H.-G.K.), Medical University Innsbruck, Innsbruck A-6020, Austria