摘要：本文综述天然植物多糖的结构及生理活性研究进展，主要介绍植物多糖的生理活性，如抗肿瘤、免疫调节、抗疲劳、降血糖、抗病毒、抗氧化等。

    关键词：植物多糖；结构；生理活性

    中图分类号：Q539文献标识码：A文章编号：1672-979X(2007)04-0051-04

    Research Advance on Structure and Biological Activities of Natural Plant Polysaccharides

    LI Er-chun, DING Hong-jun, JIN Xiao-hui

    (Department of Food Engineering, Shaanxi Normal University, Xi,an 710062, China)

    Abstract：This paper reviews the structure and biological activities of natural plant polysaccharides. The biological activities, such as anti-tumor, immunological regulation, anti-fatigue, reducing blood sugar, anti-virus and anti-oxidation, etc, are mainly introduced.

    Key words：plant polysaccharide; structure; biological activity

    多糖是指由10个以上单糖通过糖苷键连接的聚合物 ......