Table 5.
In vitro screening of antimicrobial activity of metabolites extracted into the crude EA fraction from PDB of rhizosphere fungi performed on MHA (for bacterial pathogens) and SDA (for yeast pathogens).
| Test pathogenic organism | Mean diameter of the ZOI ± SD (mm) for crude EA extracts (n = 3) | Mean diameter of the ZOI ± SD (mm) for positive control (n = 3) | ||||
|---|---|---|---|---|---|---|
| Trichoderma virens | Trichoderma asperellum | Chloramphenicol (30 μg/disk) | Gentamycin (10 μg/disk) | Fluconazole (25 μg/disk) | Ketoconazole (15 μg/disk) | |
| B. cereus | 12.3 ± 0.6C | 17.6 ± 0.6B | 23 ± 1A | — | — | — |
| S. aureus | 22.8 ± 0.3B | 28 ± 1.7A | 30 ± 0A | — | — | — |
| E. coli | 15.7 ± 1.2C | 18.7 ± 0.6B | — | 22 ± 0A | — | — |
| P. aeruginosa | 15.3 ± 1.1C | 22.3 ± 0.6B | — | 30 ± 0A | — | — |
| C. albicans | 18.3 ± 0.6B | 13 ± 1C | — | — | 44 ± 0A | — |
| C. parapsilosis | 15.3 ± 0.6B | 14 ± 1B | — | — | — | 30 ± 0A |
| C. tropicalis | — | 14 ± 0A | — | — | — | 27 ± 0B |
Mean values sharing common letters in each row are not significantly different p ≤ 0.05.