Medical Definition of Gastrins
1. 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. (12 Dec 1998)
1. 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. (12 Dec 1998)