1. From the Department of Medicine, Division of Cardiology, Emory University School of Medicine, Atlanta, Georgia (H.C. Williams, A. San Martin, C.M. Adamo, B. Seidel-Rogol, L. Pounkova, S.R. Datla, B. Lassègue, K. Griendling); and Howard Hughes Medical Institute and Lineberger Comprehensive Cancer Center, University of North Carolina—Chapel Hill, Chapel Hill, North Carolina (J.E. Bear).