Effect of a high-fat diet on 24-h pattern of circulating levels of prolactin, luteinizing hormone, testosterone, corticosterone, thyroid-stimulating hormone and glucose, and pineal melatonin content, in rats - Cano, P; Jimenez-Ortega, V; Larrad, A; Reyes Toso, C F; Cardinali, D P; Esquifino, A I (Endocrine, 2008)