so·mat·o·stat·in (s -m t  -stt n, sm-t-)n. A polypeptide hormone produced chiefly by the hypothalamus that inhibits the secretion of various other hormones, such as somatotropin, glucagon, insulin, thyrotropin, and gastrin. |
somatostatin [ˌsəʊmətəˈstætɪn]
n
(Life Sciences & Allied Applications / Biochemistry) a peptide hormone that prevents the release of growth hormone from the pituitary gland
[from somato- + -stat + -in]
| somatostatin (s-mt-sttn, sm-t-) A polypeptide produced by the hypothalamus and the pancreas. Somatostatin produced by the hypothalamus acts as a neurohormone that inhibits the secretion of other hormones, especially growth hormone and thyrotropin. Somatostatin secreted by the pancreas acts as a hormone that inhibits the secretion of the other pancreatic hormones, insulin and glucagon, and reduces the activity of the digestive system. |
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