Table 4.
Antibacterial activity of tested EOs from T. balsamita and standard antibiotics.
| Bacteria | MIC50 (MIC90) μg/mL | ||||
|---|---|---|---|---|---|
| FEO | LEO | SEO | MEM | VAN | |
| Gram-positive | |||||
| L. monocytogenes | 0.246 ± 0.003 (0.436 ± 0.001) |
0.246 ± 0.003 (0.436 ± 0.001) |
0.246 ± 0.003 (0.436 ± 0.001) |
0.63 ± 0.04 (0.85 ± 0.05) |
0.63 ± 0.04 (0.85 ± 0.05) |
| S. aureus | 0.53 ± 0.05 (0.61 ± 0.05) |
0.016 ± 0.002 (0.022 ± 0.001) |
0.009 ± 0.002 (0.011 ± 0.01) |
0.33 ± 0.03 (0.56 ± 0.05) |
0.021 ± 0.003 (0.032 ± 0.004) |
| S. pneumoniae | 0.53 ± 0.05 (0.61 ± 0.05) |
0.13 ± 0.02 (0.18 ± 0.02) |
0.13 ± 0.02 (0.18 ± 0.02) |
0.33 ± 0.03 (0.56 ± 0.05) |
0.33 ± 0.03 (0.56 ± 0.05) |
| Gram-negative | |||||
| E. coli | 0.246 ± 0.003 (0.436 ± 0.001) |
0.246 ± 0.003 (0.436 ± 0.001) |
0.53 ± 0.05 (0.61 ± 0.05) |
0.33 ± 0.03 (0.56 ± 0.05) |
0.021 ± 0.003 (0.032 ± 0.004) |
| H. influenzae | 0.063 ± 0.004 (0.088 ± 0.002) |
0.063 ± 0.004 (0.088 ± 0.002) |
0.036 ± 0.002 (0.054 ± 0.004) |
0.041 ± 0.001 (0.063 ± 0.002) |
0.33 ± 0.03 (0.56 ± 0.05) |
| Y. enterocolitica | 0.016 ± 0.002 (0.022 ± 0.003) |
0.036 ± 0.002 (0.054 ± 0.004) |
0.036 ± 0.002 (0.054 ± 0.004) |
0.041 ± 0.002 (0.063± 0.002) |
0.072 ± 0.003 (0.091 ± 0.003) |
MEM—meropenem; VAN—vancomycin.