Neuropeptide Y (NPY) is a neuropeptide distributed widely among vertebrates. In mammals,
NPY and its related peptides such as pancreatic polypeptide and peptide YY (PYY) are
distributed throughout the brain and gastrointestinal tissues, and are centrally involved in
many physiological functions such as the regulation of food intake, locomotion and
psychomotor activities through their receptors. With regard to non-mammalian vertebrates,
there has also been intensive study aimed at the identification and functional …