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Fig. 4 | BMC Oral Health

Fig. 4

From: Plant-based oral care product exhibits antibacterial effects on different stages of oral multispecies biofilm development in vitro

Fig. 4

Antibacterial effect of five-minute REPHA-OS® on species distribution in mature biofilms. a Tukey Box Plots of biofilm volume, b mean value ± standard deviation of the live/dead distribution, and c Tukey Box Plots of metabolic activity determined by Resazurin Assay of bacteria in biofilm after five-minute incubation with REPHA-OS® or the corresponding ethanol concentration. Black brackets show significant differences between REPHA-OS® and the respective ethanol concentration, each at a significance level of p ≤ 0.05. d Mean value ± standard deviation of viable bacterial species distribution of control biofilms after 24-h and 26-h growth (BHI/VitK and BHI/VitK red) and biofilms after two-hour and five-minute REPHA-OS® treatment and the corresponding ethanol control. As the latter samples had to be pooled, no standard deviation could be calculated

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