In this dissertation the preparation method, the biological effect of antifatigue and hypoglycemic of Lycium ruthenicum fruit polysaccharide were studied. The results were summarized as follows:
1. The optimum conditions for the removal of saccharide by 80% ethanol and the extraction of Lycium ruthenicum fruit polysaccharide by hot water were established. The effects of extraction temperature, ratio of solid and liquid and extraction time of saccharide were investigated. The optimu...