Fig. 15From: 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 surfaceThe mRNA expression levels of gtfB in Streptococcus mutans biofilm following different treatment groups. *Significantly different from the control group (no treatment), P < 0.05Back to article page