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. 2019 Nov 12;9:16611. doi: 10.1038/s41598-019-52998-6

Figure 4.

Figure 4

Results of biofilm inhibition tests in case of cinnamon EO. Biofilm inhibition activity of different formulated cinnamon EO against Streptococcus mutans. The concentration of cinnamon EO was its MIC/2 values, 0.40 g/L. C: control. HS: PnE with HS stabilising agent. 20ET: PnE with 20ET stabilising agent. 40ET: PnE with 40ET stabilising agent. E: ethanol/ethanolic solution. Tw: CE with Tween80 surfactant.