MelaninConcentratingHormone (MCH), a 19 amino acid cyclic peptide, is largely expressed in the hypothalamus. MelaninConcentratingHormone is implicated in the control of general arousal and goal-orientated behaviours in mammals, and appears to be a key
Luteinizing Hormone Releasing Hormone (LH-RH), synthesized in the hypothalamus, is a pituitary hormone that plays a crucial role in controlling reproductive function.