Polysaccharide components of the water-soluble mucilage from the bark of the silk cotton or kapok tree (Ceiba pentandra var. indica)

Raju, T.S. (1997) Polysaccharide components of the water-soluble mucilage from the bark of the silk cotton or kapok tree (Ceiba pentandra var. indica). Biotechnology and Applied Biochemistry, 25 (3). pp. 217-221.

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Official URL: https://doi.org/10.1111/j.1470-8744.1997.tb00435.x

Abstract

The mucilaginous polysaccharide complex isolated from the bark of the silk cotton or kapok tree (Ceiba pentondra var. indica) upon delignification followed by graded Cetavlon and ethanol precipitation afforded acidic and neutral polysaccharide fractions which were further purified by ion-exchange chromatography. The acidic fractions contained two structurally similar glucuronorhamnogalacturonans with different physical properties Raju, Gowda and Anjaneyalu (1989) Carbohydr. Res. 191, 321-332], The neutral polysaccharide fraction was further fractionated by DMSO into DMSO-soluble and DMSO-insoluble fractions. The DMSO-soluble fraction contained L-arabinose and D-galactose in a molar ratio of about 2:1, and the DMSO-insoluble fraction contained D-glucose and traces of D-xylose, indicating that the water-soluble mucilage of C. pentondra is composed of at feast four different polysaccharide components: two structurally similar glucuronorhamnogalacturonans, an arabinogalactan and a xyloglucan.

Item Type: Article
Subjects: C Chemical Science > Chemistry
Divisions: Department of > Chemistry
Depositing User: Users 23 not found.
Date Deposited: 02 Jun 2021 06:27
Last Modified: 02 Jun 2021 06:27
URI: http://eprints.uni-mysore.ac.in/id/eprint/16614

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