Table 2.
Inhibition zone (IZ) diameters and minimum inhibitory concentrations (MIC) of the essential oil (EO) extracted from the leaves of Moroccan endemic Thymus. atlanticus against bacteria and yeasts using the disc diffusion and micro-well dilution assays.
| Microorganisms | EO | Ciprofloxacin | Fluconazole | |||
|---|---|---|---|---|---|---|
| IZ (mm) | MIC (mg/mL) | IZ (mm) | MIC (mg/mL) | IZ (mm) | MIC (mg/mL) | |
| Gram-positive bacteria | ||||||
| Staphylococcus aureus | 13.0 | 1.12 | 26.0 | 0.01 | - | - |
| Micrococcus luteus | 12.0 | 0.56 | 27.0 | 0.03 | - | - |
| Bacillus subtilis | 22.0 | 0.56 | 35.0 | 0.01 | - | - |
| Gram-negative bacteria | ||||||
| Escherichia coli | 18.0 | 0.56 | 12.0 | 0.06 | - | - |
| Klebsiella pneumoniae | 16.0 | 0.56 | 09.0 | 01.0 | - | - |
| Pseudomonas aeruginosa | 07.0 | 4.47 | 08.0 | 0.25 | - | - |
| Yeasts | ||||||
| Candida albicans | 15.0 | 0.56 | - | - | 20.0 | 1 |
| Candida glabrata | 18.0 | 0.56 | - | - | 13.0 | 1 |
| Candida krusei | 20.0 | 0.56 | - | - | 24.0 | 1 |
| Candida parapsilosis | 12.0 | 0.56 | - | - | 28.2 | 1 |
IZ: inhibition zones (mm). MIC: minimum inhibitory concentration (mg/mL).