Fig. 2From: Effect of epigallocatechin gallate on dental biofilm of Streptococcus mutans: An in vitro study The effect of epigallocatechin gallate (EGCG) on biofilm biomass of S. mutans. Biofilm biomass of S. mutans after a 24 h incubation with different concentrations of EGCG, as determined by crystal violet (CV) staining measured at an optical density (OD) of 595 nm. n = 3; *p < 0.05 compared with the control samplesBack to article page