Table 3.
Antimicrobial activity of SSEO in mm.
| Microorganism | Inhibition Zone | Activity of EO | Control |
|---|---|---|---|
| Gram-positive bacteria | |||
| Bacillus subtilis | 12.00 ± 1.00 | *** | 33 ± 1.0 |
| Enterococcus faecalis | 4.67 ± 0.58 | * | 29 ± 0.5 |
| Staphylococcus aureus | 6.67 ± 0.58 | ** | 32 ± 1.0 |
| Gram-negative bacteria | |||
| Pseudomonas aeruginosa | 8.00 ± 1.00 | ** | 25 ± 1.0 |
| Salmonella enterica | 3.67 ± 0.58 | * | 27 ± 2.0 |
| Yersinia enterocolitica | 3.67 ± 0.58 | * | 27 ± 1.5 |
| Pseudomonas fluorescens biofilm | 7.67 ± 0.58 | ** | 28 ± 1.0 |
| Yeasts | |||
| Candida albicans | 11.33 ± 0.58 | *** | 28 ± 2.0 |
| Candida glabrata | 8.33 ± 0.58 | ** | 33 ± 1.5 |
| Candida krusei | 7.67 ± 0.58 | ** | 33 ± 3.0 |
| Candida tropicalis | 7.67 ± 0.58 | ** | 33 ± 1.0 |
| Fungi | |||
| Aspergillus flavus | 10.33 ± 0.58 | ** | 32 ± 0.58 |
| Botrytis cinerae | 9.67 ± 0.58 | ** | 33 ± 1.0 |
| Penicillium citrinum | 8.67 ± 0.58 | ** | 31 ± 0.58 |
* Weak activity (zone 1–5 mm); ** moderate activity (zone 5–10 mm); *** strong activity (over 10 mm); antibiotics used as a control: cefoxitin for G− bacteria, gentamicin for G+ bacteria, fluconazole for microscopic filamentous fungi.