Leptin and Obesity: Role and Clinical Implication
By M. Obradović, E. Sudar-Milovanovic, Sanja Soskić, M. Essack, S. Arya, Alan J. Stewart, T. Gojobori, E. Isenovic. Frontiers in Endocrinology, 2021
920 citations recorded by the source corpus.
The peptide hormone leptin regulates food intake, body mass, and reproductive function and plays a role in fetal growth, proinflammatory immune responses, angiogenesis and lipolysis. Leptin is a product of the obese (ob) gene and, following synthesis and secretion from fat cells in white adipose tissue, binds to and activates its cognate receptor, the leptin receptor (LEP-R). LEP-R distribution facilitates leptin’s pleiotropic effects, playing a crucial role in regulating body mass via a negative feedback mechanism between adipose tissue and the hypothalamus. Leptin resistance is characterized by reduced satiety, over-consumption of nutrients, and increased total body mass. Often this leads to obesity, which reduces the effectiveness of using exogenous leptin as a therapeutic agent. Thus, combining leptin therapies with leptin sensitizers may help overcome such resistance and, consequently, obesity. This review examines recent data obtained from human and animal studies related to leptin, its role in obesity, and its usefulness in obesity treatment.
Subfields: Endocrine and Autonomic Systems, Epidemiology, Nutrition and Dietetics
View Paper: https://www.semanticscholar.org/paper/3f15bfb4254c5e3a5a198139e817c7cdf53b07d8
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Citations in the corpus
- Metabolic Syndrome: Updates on Pathophysiology and Management in 2021 (2022, background): “However, the failure of high leptin levels to correct the metabolic imbalance seen in obesity has given rise to the concept of “leptin resistance”, in which tissues have decreased sensitivity to leptin [39].”