1. From the Hypertension Research Center (J.P.G., X.-Y.Y., S.P., M.G., A.A.), the Department of Preventive Medicine and Community Health (J.S., A.L.D.), and the Center for Human Molecular Genetics (H.A.), University of Medicine and Dentistry of New Jersey, New Jersey Medical School, Newark, NJ; and the Division of Nephrology, Department of Medicine, Mt Sinai Medical Center (P.D.W.), New York, NY.