Fig. 5From: Effect of epigallocatechin gallate on dental biofilm of Streptococcus mutans: An in vitro study The effect of epigallocatechin gallate (EGCG) on the DNA content of S. mutans biofilm. Quantitative polymerase chain reaction (qPCR) analysis of the DNA content in S. mutans biofilms after treatment with different concentrations of EGCG for 24 h. n = 3; *p < 0.05 compared with the control samplesBack to article page