Saga of ghrelin: its structure, actions, and therapeutic uses

The fat-regulating hormones, adiponectin, ghrelin, and leptin have been studied extensively because therapeutic modality might be gleaned from their augmentation or blockade. Since a link between the hormone and control of hunger was found, ghrelin levels in the human body have received a great deal of attention over the past several years. This mini-review summarizes the role of ghrelin, describing its actions and therapeutic uses.