1. From the Metabolism Unit (P.P., M.E., B.A.), Center for Metabolism and Endocrinology, Department of Medicine, and the Molecular Nutrition Unit, Center for Nutrition and Toxicology, Novum, Karolinska Institute at Huddinge University Hospital, Huddinge, Sweden; the Department of Pathology (P.F., M.D., A.T.L., M.C.W., L.L.R.), Wake Forest University School of Medicine, Winston-Salem, NC; the Department of Medicine and Liver Center (S.K.E., T.L.W.), University of California, and the Veterans...