Figure 2.
DENV-2 foci in Vero cells treated with or without baicalein. prophylactic treatment with 12.5 μg/ml of baicalein (A) or without baicalein (B); during adsorption with 12.5 μg/ml of baicalein (C) or without baicalein (D); after virus adsorption with 12.5 μg/ml of baicalein (E) or without baicalein (F); direct virucidal activity with 12.5 μg/ml of baicalein (G) or without baicalein (H). Foci were detected using dengue hyperimmune sera after 4 days of incubation.