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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
pharmacology, toxicology and pharmaceutics
Isolation, partial characterisation and immunomodulating activities of polysaccharides from Vernonia kotschyana Sch. Bip. ex Walp
Journal of Ethnopharmacology, Volume 91, No. 1, Year 2004
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Description
The roots from Vernonia kotschyana Sch. Bip. ex Walp. (Baccharoides adoensis var. kotschyana (Sch. Bip. ex Walp.) M.A. Isawumi, G.El-Ghazaly & B. Nordenstam) (Asteraceae) are used in Malian folk medicine for the treatment of gastritis, gastro duodenal ulcers, as an aid to ameliorate digestion and as a wound healing remedy. Since a common feature among these conditions is related to immune responses, immunomodulating activities of fractions isolated from both the 50°C and the 100°C water extracts from Vernonia kotschyana were investigated in this study. The active principles were identified as acidic polysaccharide fractions, containing pectic arabinogalactan type II structures, which showed both complement fixing ability and T-cell independent induction of B-cell proliferation in vitro. Some activity was also observed on macrophages. The present study may provide additional support for the popular use of this plant to improve intestinal health. © 2003 Elsevier Ireland Ltd. All rights reserved.
Authors & Co-Authors
Nergård, Cecilie Sogn
Norway, Oslo
Universitetet I Oslo
Diallo, Drissa
Unknown Affiliation
Michaelsen, Terje Einar
Norway, Oslo
Universitetet I Oslo
Norway, Oslo
Folkehelseinstituttet
Malterud, Karl Egil
Norway, Oslo
Universitetet I Oslo
Kiyohara, Hiroaki
Japan, Tokyo
Kitasato University
Yamada, Haruki
Japan, Tokyo
Kitasato University
Paulsen, Berit Smestad
Norway, Oslo
Universitetet I Oslo
Statistics
Citations: 82
Authors: 7
Affiliations: 3
Identifiers
Doi:
10.1016/j.jep.2003.12.007
ISSN:
03788741
Research Areas
Environmental
Health System And Policy