[1] Univ Texas SW Med Ctr Dallas, Div Hypothalam Res, Dept Internal Med, Dallas, TX 75390 USA
[2] Univ Texas SW Med Ctr Dallas, Div Endocrinol & Metab, Dept Psychiat, Dallas, TX 75390 USA
[3] Univ So Calif, Childrens Hosp Los Angeles, Dev Neurosci Program, Saban Res Inst, Los Angeles, CA 90027 USA
[4] Univ Lille 2, INSERM, Jean Pierre Aubert Res Ctr, U1172, F-59045 Lille, France
[5] Monash Univ, Dept Physiol, Biomed Discovery Inst, Metab Dis & Obes Theme, Clayton, Vic 3183, Australia