Glycyrrhizin, a glycoside of glycyrrhetic acid , is a major and active constituent of the root of Glycyrriza sp. (licorice) which is the most commonly used herb in traditional Chinese medicine.Glycyrrhizin possessed a variety of pharmacological effects, including anti-inflammatory、 antiviral and antioxidative activities . It has been clinically used as a remedy for the treatment of chronic hepatitis and immunodeficiency virus infection. Moreover , Glycyrrhizin was recently reported to inhibit the replicatio...