1. From the Departments of Pharmacology and Toxicology (N.V., A.T., U.R., D.D.) and Cardiosurgery (M.K., K.M.), Medical Faculty of Dresden University of Technology, Dresden, Germany; the Department of Molecular Cardiology (D.R.V.W.), The Cleveland Clinic, Cleveland, Ohio; the Department of Pharmacology and Pharmacotherapy (A.V.), University of Szeged, Hungary; and Research Center and the Department of Medicine (S.N.), Montreal Heart Institute and Université de Montréal, Montreal, Canada.