Fig. 1From: Chemical composition and anti-herpes simplex virus type 1 (HSV-1) activity of extracts from Cornus canadensis Antiviral activities against HSV-1 of crude extract and fractions obtained from C. canadensis. Extract and fractions were incubated with viruses prior infection (direct mode) or together with Vero cells and viruses during infection (absorption mode). The results are expressed as the percentage of inhibition of the lysis plaques at the indicated concentrationBack to article page