1. From the Department of Internal Medicine and Public Health, University of L'Aquila, L'Aquila, Italy (D.G., G.D., S.N., F.R., C.F.); Antioxidants Research Laboratory, Jean Mayer United States Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, MA (J.B.B.); Centre for the Hypertension Study and Therapy, General Hospital Umberto I, Syracusae, Italy (M.S.).