Canadian Medical Guide > Chemicals and Drugs > Hormones, Hormone Substitutes, and Hormone Antagonists > Hormones > Gastrointestinal Hormones > Gastrins Terms and Definitions
Gastrins
Medical Definition: | A family of gastrointestinal peptide hormones that excite the secretion of gastric juices. They may also occur in the central nervous system where they are presumed to be neurotransmitters. |
Guide Notes: | neurotransmitter gastrointestinal hormones; GEN or unspecified; prefer specifics; /biosyn /physiol permitted |
Also Called: | Gastrin |
Pentagastrin - A synthetic pentapeptide that has effects like gastrin when given parenterally. It stimulates the secretion of gastric acid, pepsin, and intrinsic factor, and has been used as a diagnostic aid. | |
Tetragastrin - L-Tryptophyl-L-methionyl-L-aspartyl-L-phenylalaninamide. The C-terminal tetrapeptide of gastrin. It is the smallest peptide fragment of gastrin which has the same physiological and pharmacological activity as gastrin. |
Gastrins Medical Definitions and Terms
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