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Definition of Glucagon
1. Noun. A hormone secreted by the pancreas; stimulates increases in blood sugar levels in the blood (thus opposing the action of insulin).
Definition of Glucagon
1. Noun. (biochemistry) A hormone, produced by the pancreas, that opposes the action of insulin by stimulating the production of sugar ¹
¹ Source: wiktionary.com
Definition of Glucagon
1. a hormone [n -S] - See also: hormone
Medical Definition of Glucagon
1. A polypeptide hormone (3485 D) secreted by the cells of the Islets of Langerhans in response to a fall in blood sugar levels. Induces hyperglycaemia. A family of structurally related peptides includes glucagon like peptides 1 & 2 (encoded by the same gene), gastric inhibitory polypeptide, secretin, vasoactive intestinal peptide, growth hormone releasing factor, pituitary adenylate cyclase activating polypeptide, exendins. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)
Lexicographical Neighbors of Glucagon
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