Fig. 12From: Theranostic nanoplatforms of emodin-chitosan with blue laser light on enhancing the anti-biofilm activity of photodynamic therapy against Streptococcus mutans biofilms on the enamel surfaceEffects of different treatment groups on the generation of intracellular reactive oxygen species (ROS) in Streptococcus mutans. *Significantly different from the control group (no treatment), P < 0.05Back to article page