Hypothalamic Gene Expression in Sheep for Cocaine- and Amphetamine-Regulated Transcript, Pro-Opiomelanocortin, Neuropeptide Y, Agouti-Related Peptide and Leptin Receptor and Responses to Negative Energy Balance. - Adam, Clare L.; Archer, Zoe A.; Findlay, Patricia A.; Thomas, Louise; Marie, Michel (Neuroendocrinology, 2002)