A review on the isolation and structure of tea polysaccharides and their bioactivities

被引:210
作者
Nie, Shao-Ping [1 ,2 ]
Xie, Ming-Yong [1 ]
机构
[1] Nanchang Univ, State Key Lab Food Sci & Technol, Nanchang 330047, Jiangxi, Peoples R China
[2] Agr & Agri Food Canada, Food Res Program, Guelph, ON N1G 5C9, Canada
基金
中国国家自然科学基金;
关键词
Tea polysaccharides; Extraction; Structure; Bioactivities; GREEN TEA; ACIDIC POLYSACCHARIDE; QUANTIFICATION; GLYCOPROTEIN; COMPONENTS; OXIDATION;
D O I
10.1016/j.foodhyd.2010.04.010
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Tea polysaccharides were found to be mostly glycoconjugates in which a protein carries one or more carbohydrate chains covalently attached to a polypeptide backbone, usually via N- or O-linkages. It has been reported that they have showed various bioactivities, such as anti-cancer, anti-HIV, hypoglycemic and immunological activities, and so on. In this paper, the various aspects of the investigation results of tea polysaccharides in the past 20 years were summarized, including the extraction and purification processes, the structure and bioactivities. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:144 / 149
页数:6
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