Asprellcosides B of Inhibits Influenza A Virus Infection by Blocking the Hemagglutinin- Mediated Membrane Fusion.

is routinely used in China as a traditional medicinal herb to treat influenza (Flu). However, its specific antiviral activity and underlying molecular mechanism have not yet been determined. In this study, we sought to determine the antiviral activity and mechanism of Asprellcosides B, an active component extracted from , and used against the influenza A virus cell culture.