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pepsinogen

Pronunciation: pep-sin'o-jen

Definition: A proenzyme or zymogen formed and secreted by the chief cells of the gastric mucosa; the acidity of the gastric juice and pepsin itself remove 44 amino acyl residues from pepsinogen to form active pepsin.

Synonym(s): propepsin

[pepsin + G. -gen, producing]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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