polypeptide hormone secreted by the mucous lining of the stomach; when peptides and amino acids are present in the small intestine the secretion of gastric acid is stimulated
gastrin的用法和樣例:
例句
用作名詞 (n.)
The gastrin and the glucagon cells were not found in the alimentary canal. 在胃腸道均未發現胃泌素細胞和胰高血糖素細胞。