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词汇 arabinose
释义

Definition of arabinose in English:

arabinose

noun ˈarəbɪnəʊzˈarəbɪnəʊsəˈrabəˌnōs
mass nounChemistry
  • A sugar of the pentose class which is a constituent of many plant gums.

    〔化〕阿拉伯糖,阿戊糖

    Example sentencesExamples
    • The pretreated fiber contains sugars, mainly arabinose and xylose and some glucose.
    • It can appear in the urine of autistic children at very high levels, and the source is unclear but Shaw suggests it could be a product of breakdown of arabinose in the gut.
    • Carbon sources were either 0.2% glucose or 0.2% arabinose.
    • The cell walls of the endosperm are composed largely of mannose, with lesser amounts of glucose, galactose and arabinose.
    • It is composed of galactose and arabinose molecules in a 6: 1 ratio, with a small amount of glucuronic acid.

Origin

Late 19th century: from arabica + -in1 + -ose2.

Definition of arabinose in US English:

arabinose

nounəˈrabəˌnōs
Chemistry
  • A sugar of the pentose class which is a constituent of many plant gums.

    〔化〕阿拉伯糖,阿戊糖

    Example sentencesExamples
    • The cell walls of the endosperm are composed largely of mannose, with lesser amounts of glucose, galactose and arabinose.
    • It can appear in the urine of autistic children at very high levels, and the source is unclear but Shaw suggests it could be a product of breakdown of arabinose in the gut.
    • Carbon sources were either 0.2% glucose or 0.2% arabinose.
    • The pretreated fiber contains sugars, mainly arabinose and xylose and some glucose.
    • It is composed of galactose and arabinose molecules in a 6: 1 ratio, with a small amount of glucuronic acid.

Origin

Late 19th century: from arabica + -in + -ose.

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