1. Section of Atherosclerosis and Vascular Medicine, Department of Medicine, Baylor College of Medicine, Houston, Texas 77030
2. Veterans Affairs Medical Center and Department of Medicine, University of Tennessee Health Science Center, Memphis, Tennessee 38104
3. Department of Biochemistry, Hospital de la Santa Creu i Sant Pau and Universitat Autònoma de Barcelona, Barcelona 08025, Spain, and CIBER de Diabetes y Enfermedades Metabólicas Asociadas 4, Barcelona 08036, Spain