Fig. 9From: Lactobacillus cell envelope-coated nanoparticles for antibiotic delivery against cariogenic biofilm and dental cariesAnti-caries effect after different treatments as evaluated by Keyes’ scoring and the biosafety of LA/TCS@PLGA-NPs in vivo. A Quantitative assessment of carious lesions on smooth surfaces. B Quantitative assessment of carious lesions on the sulcal surface. C Representative images of carious lesions. Data are presented as the mean ± SD. nsP > 0.05; *P < 0.05; compared with the control groupBack to article page