Table 4.
The antimicrobial activity of actinobacteria extracts obtained from liquid culture media (TSB) against test bacteria
| Ethyl acetate extract | Methanolic extract | |||||
|---|---|---|---|---|---|---|
| Strain code | S. aureus 25923 | P. aeruginosa 27853 |
E. coli 25922 |
S. aureus 25923 | P. aeruginosa 27853 |
E. coli 25922 |
| KUMS-C1 | 0 | 0 | 0 | 0 | 0 | 0 |
| KUMS-C2 | 0 | 0 | 0 | 11.8 | 0 | 11.7 |
| KUMS-C3 | 0 | 0 | 0 | 10.7 | 0 | 11.5 |
| KUMS-C4 | 0 | 0 | 0 | 0 | 0 | 0 |
| KUMS-C5 | 0 | 0 | 0 | 0 | 0 | 0 |
| KUMS-C6 | 11.8 | 10.5 | 12.9 | 0 | 0 | 0 |
| Positive control | 15.4 | 10.7 | 17.7 | 15.3 | 10.2 | 19.3 |
The diameter of inhibition zones of active extract is recorded in millimeters after incubation at 37 °C for 24 h. Zero means the extract did not have activity towards test bacteria. Imipenem and vancomycin were used as positive controls, while methanol and ethyl acetate were negative controls