#$%^&*AU2014100709A420140724.pdf#####In Vitro Anti-influenza Virus Activities of a New Lignan Glycoside from the Latex of Calotropis gigantea ABSTRACT The present invention provides a novel lignan glycoside compound represented by formula (I) and the use thereof as an anti-influenza agent. A method of treating influenza comprising administering an effective amount of a lignan glycoside compound to a subject in need thereof is also provided. The lignan glycoside compound comprises at least one vanilloyl moiety. Further, a method of isolating (+)-pinoresinol 4-0-[6"-0vanilloyl]-p8-D-glucopyranosideas as represented by formula (III) is also provided. M006.03 1.DRF 24 Spec draft v.1