Biologically Active Substance
intrinsic factor
More Information:
ChemID; DrugBank; DailyMed; DrugInfo; PDR
Definitions related to intrinsic factor:
  • A glycoprotein secreted by the cells of the GASTRIC GLANDS that is required for the absorption of VITAMIN B 12 (cyanocobalamin). Deficiency of intrinsic factor leads to VITAMIN B 12 DEFICIENCY and ANEMIA, PERNICIOUS.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Glycoprotein secreted by the cells of the gastric glands that is required for the absorption of Vitamin B12.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Intrinsic factor, a glycoprotein (i.e., a complex compound containing both polysaccharide and protein components) with which vitamin B12 (cyanocobalamin) must combine to be absorbed by the gut. Intrinsic factor is secreted by parietal cells of the gastric glands in the stomach, where it binds with...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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