Figure 2From: In vitro anti-Herpes simplex virus activity of crude extract of the roots of Nauclea latifolia Smith (Rubiaceae) Dose–response curve of N. latifolia extract against acyclovir-sensitive (●) and –resistant HSV-2 (■). Vero cells were infected at a MOI of 0.001 pfu/cell, exposed for 24 h to different extract concentrations and tested in a plaque reduction assay. Data are presented as % of control. Values are mean ± SD of three separate determinations.Back to article page