Table 5.
Samples | Diameters of Inhibition of the Violacein Pigment Production (mm) |
---|---|
Pennyroyal EO (15 µL/disk) a |
89.97 ± 1.22 |
DMSO (15 µL/disk) b |
0.00 |
Resveratrol (5 µg/disk) c |
8.59 ± 0.25 |
p-Values | <0.001 ab,* <0.001 ac,* |
Results expressed as mean ± SD; upper letters (a, b, c) were used to identify the pairs of samples under statistical comparison; * indicates a significant result (p-value < 0.05).