zymogen granules


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Related to zymogen granules: Enzyme precursors

zymogen granules

[zi′məjən]
Etymology: Gk, zyme, ferment, genein, to produce; L, granulum, little grain
granules found in some secretory exocrine cells. They contain the precursors of enzymes that become active after the granules leave the cell.

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.
References in periodicals archive ?
Oxidant stress is thought to destabilize zymogen granules and lysosomes, potentially increasing the risk of intra-acinar activation of digestive enzymes (Apte et al.
There were also no zymogen granules or digestive vesicles observed.
Hence these cells are producing zymogen granules that may contain aminopeptidase.