Also found in: Encyclopedia.


A polysaccharide composed of two or more different types of monosaccharides. Compare: glycan, homoglycan.
Synonym(s): heteroglycan
References in periodicals archive ?
Xanthan gum is a heteropolysaccharide derived from the protective coating of the bacterium Xanthomonas campestris that is commonly used as food additive, rheology modifier, food thickening, and stabilizer [16].
glutinins was a novel uronic acid, mannose-rich acidic heteropolysaccharide composed of neutral sugars (85%)and uronic acid (15%).
Other subjects covered include a complex-flow mathematical model of sulfur deposition in gas pools, the use of heteropolysaccharide in acid gas injection, geochemical recovery of carbon dioxide, and a coupled mathematical model of gas migration in cemented annulus with a mud column in an acid gas well.
Determination of sugars in heteropolysaccharide by phenol-sulfuric acid method.
Gellan gum, an exocellular heteropolysaccharide, is secreted by bacteria and is an excellent gelling agent.
A completely naturally-derived, submicron dispersion of a heteropolysaccharide, it's easily incorporated into O/W emulsions, body milks, gel serums and any other formulation where a significant moisturizing effect is desired.
Pectin is a structural heteropolysaccharide contained in the primary cell walls of terrestrial plants.
The large quantities polysaccharides present in brown seaweed exist in structural carbohydrates including alginic acid, fucoidan and laminaran, and consists of heteropolysaccharides such as D-mannuronic acid and its isomer of L-guluronic acid, which account for most of the cell walls of Phaeophyceae, including brown seaweed (Beresford et al.
New in the product line is Immune Assist Micron, a special blend of the immune active heteropolysaccharides derived from Cordyceps sinensis, Coriolus versicolor, Agaricus blazei, Grifola frondosa, Ganoderma lucidum and Lentinula edodes in micronized form.
Hemicelluloses are amorphous biopolymers, heteropolysaccharides, relatively easily hydrolyzed by acids to their monomeric components consisting of D-glucose, Dmannose, D-galactose, D-xylose, L-arabinose, and small amounts of L-rhamnose in addition to D-glucuronic acid, 4-O-methyl-D-glucuronic acid, and D-galacturonic acid (Shimizu 1990, Sjostrom 1989, Sjostrom 1993).