Neuropeptide Y – Its role in human performance and extreme environments

Neuropeptide tyrosine (neuropeptide Y or NPY) is one of the most abundant neuropeptides in the mammalian central nervous system and also widely distributed in the peripheral nervous system. Among the many mediators involved in important physiological and psychological systems, NPY in particular appears to be a multisignaling key peptide. The biological actions of NPY are vast and mediated via the Y1, Y2, Y4, and Y5 receptors, which are involved...