1. From the Nutrition and Genomics Laboratory (D.C., J.M.O.), JM-USDA Human Nutrition Research Center on Aging at Tufts University, Boston, Mass; Genetic and Molecular Epidemiology Unit and CIBER Fisiopatología de la Obesidad y Nutrición as an initiative of the ISCIII (D.C.), School of Medicine, University of Valencia, Valencia, Spain; and Department of Cardiovascular Epidemiology and Population Genetics (J.M.O.), Centro Nacional de Investigaciones Cardiovasculares (CNIC), Madrid, Spain.