Jeong Chan RA,Hyuk Joon KWON,Byeung Gie KIM,Seok Hyon YOU
申请号：
US13414197
公开号：
US20120164253A1
申请日:
2012.03.07
申请国别(地区):
US
年份:
2012
代理人:
摘要：
The present invention relates to an antiviral composition comprising an Alnus japonica extract, more specifically, relates to a method for preparing high activated anti-influenza viral composition, which comprises an extract of the bark or stem of Alnus japonica, and an anti-influenza viral composition comprising the extract. An extract of the bark or stem of Alnus japonica according to the present invention has low toxicity to normal cells, while having an excellent antiviral effect even when administered at low concentration and thus the composition comprising the Alnus japonica extract can be used effectively in preventing and treating influenza viral infection.
