Inhibitory Effects of Chrysanthemum boreale Essential Oil on Biofilm Formation and Virulence Factor Expression of Streptococcus mutans

Table 2

Effect of essential oil of C. boreale on acid production of S. mutans.

Conc. (mg/mL)	pH (before incubation)	pH (after incubation)
Control	7.00 ± 0.00	5.47 ± 0.05
0.05	7.00 ± 0.00	5.43 ± 0.05
0.1	7.00 ± 0.00	5.33 ± 0.05
0.25	7.00 ± 0.00	7.33 ± 0.0
0.5	7.00 ± 0.00	7.33 ± 0.0
0.1% NaF	7.00 ± 0.00	7.37 ± 0.0

Data (pH) are represented as mean ± standard deviation. < 0.05 when compared with the control group after incubation.