Fig. 1.

The change in Streptococcus mutans and Lactobacillus paracasei bacterial load, on enamel samples, at 24 and 48 hours, after treatment (MIC and half-MIC) with the synergistic plant combination. Treatment 1: one-hour pretreatment with the sample. Treatment 2: simultaneous addition of sample and bacterial inoculum. Treatment 3: one-hour pre-incubation with bacterial inoculum. Control: untreated bacterial inoculum. (A) S. mutans at MIC; (B) L paracasei at MIC; (C) S. mutans at half-MIC; (D) L paracasei at half-MIC