1. From the Molecular Cardiology Fondazione Salvatore Maugeri (Y.R., N.L., C.N., S.G.P.), Department of Cardiology (S.G.P.), University of Pavia, Pavia, Italy; and the Leon H. Charney Division of Cardiology (Y.R., N.L., S.G.P.), New York University School of Medicine New York, NY