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doi: 10.1016/j.carbpol.2014.05.077
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PubMed ID:25129724

NLM Ψһ ID:8307156
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Antioxidant and immunological activities of polysaccharides from Gentiana scabra Bunge roots.

×÷Õß:Wang, Zhanyong; Wang, Chenyu; Su, Tingting; Zhang, Jing

Carbohydrate polymers

¾í:112

Ò³:114-8

DOI:10.1016/j.carbpol.2014.05.077

³ö°æÄê:2014-Nov-4 (Epub 2014 Jun 04)
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Two polysaccharide fractions, GSP I-a and GSP II-b, were isolated from Gentiana scabra Bunge roots. Both GSP I-a and GSP II-b comprised seven monosaccharides: fructose, mannose, rhamnose, galacturonic acid, glucose, galactose, and fucose. Ultraviolet and infrared analyses show that GSP I-a and GSP II-b are proteoglycans. In vitro evaluation of the antioxidant activity suggests that GSP I-a and GSP II-b scavenge 1,1-diphenyl-2-picrylhydrazyl radicals. However, the scavenging activity of the latter is stronger than that of the former. GSP I-a and GSP II-b have relatively low reducing powers and scavenging activities toward superoxide anions and hydroxyls. GSP I-a and GSP II-b significantly increase lymphocyte proliferation when lipopolysaccharide is used as a mitogen for lymphocytes, but only GSP I-a can significantly increase lymphocyte proliferation within the test-dosage range when concanavalin A is used as a mitogen.
Copyright 2014 Elsevier Ltd. All rights reserved.

¹Ø¼ü´Ê

¹Ø¼ü´ÊÁбí:Antioxidant; Gentiana scabra Bunge; Lymphocyte proliferation
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µØÖ·:College of Chemistry, Chemical Engineering and Environmental Engineering, Liaoning Shihua University, Fushun 113001, PR China. Electronic address: wangzy125@gmail.com.
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ÎÄÏ×ÀàÐÍ:Journal Article

ÓïÖÖ:English

PubMed ID:25129724

NLM Ψһ ID:8307156

´´½¨ÈÕÆÚ: 18 Aug 2014         

µç×Ó³ö°æ:04 Jun 2014

¹ú¼Ò/µØÇø: England

ISSN:1879-1344
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·ÖÖ÷Ìâ×Ó¿â:Index Medicus

״̬:In-Data-Review
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Ìú¸Ëľ³æ (ÕýʽдÊÖ)

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4Â¥: Originally posted by muse at 2014-09-23 19:00:33
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PubMed ID:25129724

NLM Ψһ ID:8307156

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