arabinogalactan

noun arab·i·no·ga·lac·tan \ ə-¦ra-bə-ˌnō-gə-¦lak-tən , -ˌtan \

Definition of arabinogalactan

plural arabinogalactans
: a polysaccharide that is found especially in the wood of larch trees (genus Larix) and that yields arabinose and galactose on hydrolysis
  • Supplemental larch comes from the inner bark of the western larch tree and contains arabinogalactans (which are dense sugars) and soluble fiber.
  • —Nicole BourassaNatural HealthMarch 2002
  • Their review of the literature in the past 25 years found that larch bark arabinogalactan isn't digested, and its main effect is flatulence.
  • —Jocelyn KaiserScience2 Nov. 2007
called also arabogalactan
Note: Arabinogalactan is used as a dietary supplement.

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Origin and Etymology of arabinogalactan

arabin(ose) +-o- + galactan


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