zymogen

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Related to zymogen granules: Enzyme precursors

zy·mo·gen

 (zī′mə-jən)
n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

zymogen

(ˈzaɪməʊˌdʒɛn)
n
(Biochemistry) biochem any of a group of compounds that are inactive precursors of enzymes and are activated by a kinase
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

zy•mo•gen

(ˈzaɪ mə dʒən, -ˌdʒɛn)

n.
any of various enzyme precursor molecules that may change into an enzyme as a result of catalytic change. Also called proenzyme.
[< German (1875); see zymo-, -gen]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.zymogen - any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
organic compound - any compound of carbon and another element or a radical
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Seven translocation negative cases demonstrated papillary architecture with arborizing vessels 4 cases, vacuolated tumor cells (4 cases), solid sheets of bland tumor cells with eccentrically placed nuclei (7 cases), and zymogen granules (3 cases).
Importantly, cytoplasmic zymogen granules are absent.
The Inactive enzymes, or proenzymes, contained in pancreatic zymogen granules are listed below along with the specific substances theey digest when activated.
Schrader, "Proteomic analysis of zymogen granules," Expert Review of Proteomics, vol.
These are large, polygonal cells with abundant and lightly basophilic and granular cytoplasm that contains dense, blue-purple, fine to coarse zymogen granules (figure 2).