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zymogen

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zy·mo·gen (zm-jn)
n.
See proenzyme.

zymogen [zi´mo-jen]
an inactive precursor that is converted into an active enzyme by action of an acid or another enzyme or by other means; a proenzyme. adj., adj zymogen´ic.

zymogen
an inactive precursor that is converted into an active enzyme by action of an acid or another enzyme or by other means; a proenzyme.

zymogen cells
the secretory cells that secrete the zymogens.
zymogen granules
contained in the cytoplasm of the secretory cells in the relevant gland. Contain the zymogen.


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Measurement of the size distribution of zymogen granules from rat pancreas.
1992) subjected to long fasting showed narrower lumen of excretory ducts and reduced cellular activity, demonstrated by the scarcity of zymogen granules.
Plasminogen is an inactive zymogen, requiring the action of one of the two plasminogen activators, uPA or tPA, to convert it into active plasmin (Irigoyen et al.
 
 
 
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