单词 | mannose |
释义 | mannosen. Chemistry. A crystalline hexose sugar, C6H12O6, which is known in three optically isomeric forms which are epimers of those of glucose, and which occurs as a component of many natural polysaccharides (esp. mannans) and glycoproteins. ΘΚΠ the world > matter > chemistry > organic chemistry > carbohydrates > sugars > monosaccharides > [noun] > by number of carbon atoms > having 6 carbon atoms > mannose mannitose1862 mannose1888 1888 Jrnl. Chem. Soc. 54 934 Mannose..is obtained by dissolving the above phenylhydrazone in four parts of hydrochloric acid..cooled with ice and salt. 1911 Chem. Abstr. 5 1606 It is proposed that sugars which are related in the same manner as is glucose..to mannose..should be distinguished by prefixing epi- to the name of 1 member of the pair. 1949 M. A. Jennings in H. W. Florey et al. Antibiotics II. xxxi. 975 The series included strains known to vary in such properties as..fermentation of carbohydrates (mannite, trehalose and mannose). 1968 A. Sols in F. Dickens et al. Carbohydrate Metabolism I. iii. 71 Mannose can be efficiently metabolized by most tissues because it is a very good substitute for hexokinase. 1991 Garden (Royal Hort. Soc.) Mar. 149/2 All nectars are a mixture of various sugars and it seems that T. ‘Petiolaris’ contains significant quantities of a sugar called mannose. This entry has been updated (OED Third Edition, September 2000; most recently modified version published online March 2022). < n.1888 |
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