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rhamnose

[ ram-nohs, -nohz ]

noun

, Biochemistry.
  1. deoxymannose; a deoxy hexose sugar, C 6 H 1 2 O 5 , that is an important component of the polysaccharides of plant cell walls.


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Word History and Origins

Origin of rhamnose1

< German (1887), equivalent to Greek rhámn ( os ) thorn bush + German -ose -ose 2
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Example Sentences

DCA, deoxycholic acid; Rha, rhamnose.

From Nature

DCA, deoxycholic acid; Rha, rhamnose.

From Nature

Quercitrin, C21H22O12, is a yellow dyestuff found in Quercus tinctoria; it hydrolyses to rhamnose and quercetin, a dioxy-β-phenyl-trioxybenzo-γ-pyrone.

Chrysophanic acid, a dioxymethylanthraquinone, occurs in rhubarb, which also contains emodin, a trioxymethylanthraquinone; this substance occurs in combination with rhamnose in frangula bark.

Although glucose is the commonest sugar present in glucosides, many are known which yield rhamnose or iso-dulcite; these may be termed pentosides.

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