levan

fruc·to·san

(fruk'tō-san), 1. A polysaccharide of fructose (for example, inulin) containing small amounts of other sugars; present in certain tubers. Synonym(s): fructan, levan, levulan, levulin, levulosan, polyfructose2. 2,6-Anhydrofructofuranose.

levan

Dentistry A fructose homopolymer linked by β-2,6 bonds, formed by the partial digestion of sucrose by Bacillus and Streptococcus spp, which is a component of dental plaque representing the first biochemical event in cariogenesis. See Caries, Plaque. Cf Periodontal disease.

单词	levan
释义	levan levan [′le‚van] (biochemistry) (C₆H₁₀O₅)_nA polysaccharide consisting of repeating units ofD-fructose and produced by a range of microorganisms, such as Bacillus mesentericus. levan fruc·to·san (fruk'tō-san), 1. A polysaccharide of fructose (for example, inulin) containing small amounts of other sugars; present in certain tubers. Synonym(s): fructan, levan, levulan, levulin, levulosan, polyfructose2. 2,6-Anhydrofructofuranose. levan Dentistry A fructose homopolymer linked by β-2,6 bonds, formed by the partial digestion of sucrose by Bacillus and Streptococcus spp, which is a component of dental plaque representing the first biochemical event in cariogenesis. See Caries, Plaque. Cf Periodontal disease.
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