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Ghrelin: endocrine and non-endocrine actions
Fabio Broglio1, Emanuela Arvat, Andrea Benso
1Division of Endocrinology and Metabolism, Department of Internal Medicine, University of Turin, Italy.
Journal of Pediatric Endocrinology & Metabolism : JPEM
|January 4, 2003
Summary
Ghrelin, a stomach hormone, stimulates growth hormone (GH) release. While not a cure for GH deficiency, ghrelin analogues may treat other conditions.
Area of Science:
- Endocrinology
- Molecular Biology
- Gastroenterology
Background:
- Ghrelin is a peptide hormone primarily produced by the stomach.
- It binds to growth hormone secretagogue (GHS) receptors, influencing GH release.
- Ghrelin's functions extend beyond GH regulation, impacting metabolism, appetite, and cardiovascular health.
Purpose of the Study:
- To review the multifaceted roles of ghrelin and its analogues.
- To explore the potential therapeutic applications of ghrelin-targeting drugs.
- To re-evaluate the utility of GHSs in treating GH deficiency and somatopause.
Main Methods:
- Literature review of ghrelin's physiological effects.
- Analysis of studies on synthetic GHSs and their clinical outcomes.
- Exploration of emerging therapeutic possibilities for GHS analogues.
Main Results:
- Ghrelin significantly impacts GH secretion and other endocrine functions.
- Synthetic GHSs have not proven effective for GH deficiency or somatopause.
- Ghrelin analogues show promise for treating conditions unrelated to GH disorders.
Conclusions:
- Ghrelin is a key regulator of GH and has diverse systemic effects.
- The therapeutic potential of GHS analogues lies beyond traditional GH replacement therapy.
- Further research is warranted to explore novel applications of GHS analogues.