Anti-hepatitis virus constituents from Corydalis saxicola Experimental study on polysaccharide of Cipangopaludina chinensis against HBV in vitro Anti-hepatitis virus constituents from Corydalis saxicola Effect and mechanism of danshensu on hepatitis B virus reverse transcriptase and antigen expression Screening of Antiviral Agents from Medicinal Herbs by Means of Hepadnaviruses Models Effect of echinacoside on replication and antigen expression of hepatitis B virus In vitro anti-HBV activities of phyllocoumarin and (-)-epicatechin from Schisandra lancifolia Effect of Extracts from Phyllanthus urinaria L. on HBsAg Production in PLC/PRF/5 Cell Line Function Analysis of Up-regulated Gene(URG11)Based on Its Bioinformatics Anti-HBV constituents from Euphorbia fischeriana