Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Antiviral activity of serial dilutions of (a) star anise oil, phenylpropanoids and (b) sesquiterpenes against HSV-1 in viral suspension assays. Diluted drugs were tested up to the maximum noncytotoxic concentration. Number of virus plaques was determined 3 days after infection and compared to untreated control. Results are presented as percentage of plaque reduction, experiments were repeated independently and data are the mean of three experiments ± SD.
