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n. Abbr. MAO
An enzyme that catalyzes the oxidative breakdown of monoamines such as norepinephrine and serotonin, thus regulating synaptic transmission of monoamine neurotransmitters in the nervous system.
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.
(Biochemistry) biochem an enzyme present in nerve tissue that is responsible for the inactivation of neurotransmitters. Abbreviation: MAO
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a copper-containing enzyme that catalyzes the breakdown of monoamines. Abbr.: MAO
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||monoamine oxidase - an enzyme that catalyzes the oxidation of many body compounds (e.g., epinephrine and norepinephrine and serotonin)|
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
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