Fig. 3From: Nanochitosan antimicrobial activity against Streptococcus mutans and Candida albicans dual-species biofilmsThe viability of C. albicans (a) and S. mutans (b), the remaining biofilm mass (c) and biofilm mass reduction (d) in each treatment group. Bar which is designated as S. mutans and C. albicans means single-species biofilm group. Bars with different letters represent significantly different according to Tukey’s HSD testBack to article page