A pentose; both of its enantiomers are widely distributed in plants, usually in complex polysaccharides; used in culture media. d- A. is an epimer of d-ribose. [arabin + -ose (1)]
- a. 5-phosphate a phosphorylated a. that is an intermediate in the pentose phosphate pathway.
- a. 5-phosphate 2-epimerase an enzyme in the pentose phosphate pathway that reversibly interconverts a. and ribose 5-phosphate.

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arab·i·nose ə-'rab-ə-.nōs, -.nōz n a white crystalline aldose sugar C5H10O5 occurring esp. in vegetable gums

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arab·i·nose (ə-rabґĭ-nōs) an aldopentose epimeric with ribose at the 2 carbon, occurring naturally in both D- and L-forms, widely distributed in plants in the form of complex polysaccharides, glycosides, and mucilages and also occurring in some bacteria.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Arabinose — Général Nom IUPAC Arabinose Synonymes pectinose sucre de gomme su …   Wikipédia en Français

  • Arabinose — IUPAC name Arabinose …   Wikipedia

  • arabinose — ● arabinose nom masculin (de Arabie, nom propre) Pentose non fermentescible, que l on trouve dans les urines en cas de pentosurie. arabinose [aʀabinoz] n. m. ÉTYM. 1887, Encycl. Berthelot; de arabin(e) « principe de la gomme arabique » ( …   Encyclopédie Universelle

  • Arabinose — Ar a*bin*ose , n. (Chem.) A sugar of the composition {C5H10O5}, obtained from cherry gum by boiling it with dilute sulphuric acid. [1913 Webster] …   The Collaborative International Dictionary of English

  • Arabinōse — (Pektinose) C5H10O5 od. C4H5(OH)4.CHO entsteht beim Kochen von Kirschgummi mit verdünnter Schwefelsäure, bildet farblose Kristalle, schmeckt weniger süß als Rohrzucker, löst sich in Wasser, nicht in Alkohol, polarisiert nach rechts, schmilzt bei… …   Meyers Großes Konversations-Lexikon

  • Arabinose — Arabinose, s. Zuckerarten …   Lexikon der gesamten Technik

  • arabinose — [ə rab′ə nōs΄, ar′ə bənōs΄] n. [ ARAB(IC) + IN1 + OSE1] a pentose sugar, C5H10O5, obtained esp. from certain vegetable gums …   English World dictionary

  • Arabinose — Strukturformel Fischer Projektion, offenkettige Darstellung Allgemeines Name …   Deutsch Wikipedia

  • arabinose — A pentose monosaccharide that occurs in both D and L configurations. D arabinose is the 2 epimer of D ribose, ie. differs from D ribose by having the opposite configuration at carbon 2. D arabinose occurs inter alia in the polysaccharide… …   Dictionary of molecular biology

  • arabinose — Pentose Pen tose, n. [Penta + ose.] (Chem.) Any of a group of sugars of the formula {C5H10O5}, such as as {arabinose} or {ribose}; so called from the five carbon atoms in the molecule. They are not fermented by yeast. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • Arabinose — A|ra|bi|no|se [zu ↑ Gummi arabicum; ↑ ose (1)], die , n; Syn.: arabino Pentose: farbloses, süß schmeckendes Monosaccharid in ↑ Pektinen u. a. Pflanzengummen. * * * Arabinose   [nach dem Vorkommen im Gummiarabikum] die, , ein einfacher Zucker… …   Universal-Lexikon

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