Welcome to Liverpool, PA, USA. This is the web home of a small town in Perry County, Pennsylvania. We are blessed with a rich heritage based on our location along the Susquehanna River and the Pennsylvania Canal. Enjoy your visit to this website, learn about our history, view the photos of Old Liverpool.
Side Effects of Leptin. Leptin is an amino acid protein produced naturally by the body. Injections of Leptin are sometimes used by physicians in obese patients as a part of a weight loss program. Leptin helps control body weight by controlling the desire to eat, an increases in energy expenditure, and an increase in metabolic rate.
Leptin is a cell-signalling hormone vital in the regulation of appetite, food intake and body weight. Studies have shown that an absence of leptin in the body or leptin resistance can lead to uncontrolled feeding and weight gain. Mechanisms and actions of leptin. Leptin acts as a hormone that modulates the size of the adipose tissues in the body. It regulates food intake and body weight.