4Staub AN. Removal of protein from polysaccharides. Methods Carb Chem , 1965,5:5-10.
5GuoY(郭勇).Modem Biological Technology(现代生化技术).Shanghai:Shanghai Science and Technology Publishing House, 1987. 121.
6XuSY(徐叔云),BianRL(卞如濂),ChenX(陈修).Methodology in Pharmacological Experiment(药理实验方法学). Beijing : People' s Medical Publishing House, 2003. 1435-1436.
7Chen Q. Methodology in Pharmacological Study on Chinese Materia Mediea (中药药理实验方法学). Seijing: People' s Medical Publishing House, 1993. 757.
8XuSY(徐叔云),BianRL(卞如濂),ChenX(陈修).Methodology in Pharmacological Experiment (药理实验方法学).Beijing: People's Medical Publishing House, 2003.1766-1767.
9WangYW(王岳五) ZhangHB(张海波) ShiYR(史玉荣) etal.Inhibition of Glycyrrhize polysaccharide on virus[J].南开大学学报:自然科学版,2001,34:126-128.
10Shimizu N. The core structure and immunological activities of glycyrrhizan UA, the main polysaccharide from the root of Glycyrrhiza uralensis. Chem Pharm Bull, 1992, 40: 2125- 2128.