Antimicrobial Effects of Postbiotic Mediators Derived from Lactobacillus rhamnosus GG and Lactobacillus reuteri on Streptococcus mutans .

We showed that PMs isolated from two strains inhibited biofilm, metabolic activity, and gene expression. Therefore, these derivatives may be a suitable biofilm-destruction agent against . However, the oral environment is a complex ecosystem that needs further investigation.