Sorbin

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Sor´bin


n.1.(Chem.) An unfermentable sugar, isomeric with glucose, found in the ripe berries of the rowan tree, or sorb, and extracted as a sweet white crystalline substance; - called also mountain-ash sugar.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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Haplotypes were tested by API 50CHB strips (BioMerieux, Inc., France) for utilization of the following substrates: glycerol, erythritol, D-arabinose, L-arabinose, ribose, D-xylose, L-xylose, Adonitol, B-methyl xyloside, galactose, glucose, fructose, mannose, L-sorbose, rhamnose, dulcitol, inositol, sorbitol, mannitol, L-methyl-D-mannoside, D-methyl-D-glucoside, N-acetylglucosamine, amygdalin, arbutin, aesculin, salicin, cellobiose, maltose, lactose, sucrose, Trehalose, gentiobiose, melibiose, raffinose, melezitose, starch, glycogen, inulin, D-turanose, D-tagatose, D-fucose, L-fucose, D-lyxose, D-arabitol, L-arabitol, xylitol, gluconate, and 2,5-ketogluconate.
There was only one strain, ZZU 203, in group D that produced acids from L-sorbose. Strain ZZU 223 produced acids from the L-fucose, while strains in other groups did not.
In China the production of Vitamin C is through mixed culture fermentation which transforms L-sorbose to 2-keto-L-gulonic acid (2-KGA) the precursor of Vitamin C.