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Related to zymogen granules: Enzyme precursors
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.
an inactive precursor that is converted into an active enzyme by action of an acid or another enzyme or by other means; a proenzyme.
the secretory cells that secrete the zymogens.
contained in the cytoplasm of the secretory cells in the relevant gland. Contain the zymogen.