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Glossary of Physiology Terms -
Intrinsic factor

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Intrinsic factor

Definition:
A glycoprotein released by parietal cells (also know as oxyntic cells) located in the fundus region of the stomach. Intrinsic factor is required for vitamin B12 absorption in the small intestine.




Posted: Thursday, February 6, 2014
Last updated: Wednesday, March 12, 2025
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