Table 3.
Effects of X. aethiopica and M. myristica extracts at different concentrations on qualitative violacein inhibition and swarming/swimming motility.
| X. aethiopica | M. myristica | |||
|---|---|---|---|---|
| Conc. | % of Violacein Inhibition (on C. violaceum CV12472) | |||
| MIC | 80.5 ± 3.0 * | 75.1 ± 2.5 | ||
| MIC/2 | 37.3 ± 0.7 | 35.8 ± 0.6 | ||
| MIC/4 | 19.4 ± 1.0 | 15.5 ± 1.1 | ||
| MIC/8 | 5.6 ± 0.2 | - | ||
| MIC/16 | - | - | ||
| % motility inhibition (on P. aeruginosa PA01) | ||||
| Conc. (μg/mL) | Swimming inh. | Swarming inh. | Swimming inh. | Swarming inh. |
| 100 | 25.1 ± 0.5 | 28.9 ± 2.0 | 29.2 ± 0.0 | 31.7 ± 1.2 |
| 75 | 13.6 ± 0.5 | 12.0 ± 0.5 | 16.5 ± 0.8 | 22.3 ± 1.0 |
| 50 | - | - | - | 11.6 ± 0.5 |
*: Data are the mean of three replicates ± SD. Statistically different (p < 0.05).