Evidence-Based Complementary and Alternative Medicine / 2011 / Article / Fig 2

Original Article

Screening for Antiviral Activities of Isolated Compounds from Essential Oils

Figure 2

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.

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