The clinical spectrum of the 2009 pandemic influenza A (H1N1) infection ranged from self-limited mild illness to progressive pneumonia,or even a fatal outcome.W
A new lignan rhamnoside identified as 2,6-di(4’,5’-dihydroxyphenyl)-3,7-dioxabicyclo[3.3.0]octane-1-hydroxy-5-O-rhamnopyranoside (1) has been isolated from th