gastrin /gas·trin/ (gas´trin) a polypeptide hormone secreted by certain cells of the pyloric glands, which strongly stimulates secretion of gastric acid and pepsin, and weakly stimulates secretion of pancreatic enzymes and gallbladder contraction.
Gastrin
gastrin
gastrin,
gas·trin (g s tr n)n. Any of the hormones secreted in the pyloric-antral mucosa of the stomach and that stimulate secretion of the parietal cells. |
Gastrin
A hormone secreted in the stomach that is involved in the production of gastric acid. Overproduction of gastric acid contributes to peptic ulcer formation.
Mentioned in: Gastrinoma, Ulcer Surgery
gastrin
[gas′trin]
Etymology: Gk, gaster, stomach
a polypeptide hormone, secreted by the pylorus, that stimulates the flow of gastric juice and contributes to the stimulus for bile and pancreatic enzyme secretion. Normal findings of blood levels of gastrin are less than 200 pg/mL.
gastrin,
n a digestive hormone produced in the antral part of the stomach that stimulates production of hydro-chloric acid in the gastric glands.
gastrin
a polypeptide hormone secreted by certain cells of the pylorus, which strongly stimulates secretion of gastric acid and pepsinogen, and weakly stimulates secretion of pancreatic enzymes and gallbladder contraction.
gastrin assay
plasma levels are elevated in gastrointestinal disease and other systemic diseases.
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