单词 | glutathione |
释义 | glutathione[ gloo-tuh-thahy-ohn ] / ˌglu təˈθaɪ oʊn / noun Biochemistry.a crystalline, water-soluble peptide of glutamic acid, cysteine, and glycine, C10H17N3O6S, found in blood and in animal and plant tissues, and important in tissue oxidations and in the activation of some enzymes. Origin of glutathioneFirst recorded in 1920–25; gluta(mic acid) + thi- + -one Words nearby glutathioneglutaminyl, glutamoyl, glutamyl, glutaraldehyde, glutaric acid, glutathione, glutch, glute, gluteal, gluteal artery, gluteal fold Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for glutathione
British Dictionary definitions for glutathioneglutathione / (ˌɡluːtəˈθaɪəʊn, -θaɪˈəʊn) / nounbiochem a tripeptide consisting of glutamic acid, cysteine, and glycine: important in biological oxidations and the activation of some enzymes. Formula: C 10 H 17 N 3 O 6 S Word Origin for glutathioneC20: from gluta (mic acid) + thi- + -one Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for glutathioneglutathione [ glōō′tə-thī′ōn′ ] n.A tripeptide of the amino acids glycine, cystine, and glutamic acid occurring widely in plant and animal tissues and forming reduced and oxidized forms important in biological oxidation-reduction reactions. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for glutathioneglutathione [ glōō′tə-thī′ōn′ ] A polypeptide consisting of glycine, cysteine, and glutamic acid that occurs widely in plant and animal tissues. It is important in cellular respiration in both plants and animals, and serves as a cofactor for many enzymes. It is a major protective mechanism against oxidative stress. For example, it protects red blood cells from hydrogen peroxide, a toxic byproduct of certain metabolic reactions. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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