Table 1.
Antimicrobial activity of aqueous and organic solvent extracts of UK-282
| Aqueous/organic solvent extracts and positive control | Zones of inhibition (cm) Mean ± SD |
||||||
|---|---|---|---|---|---|---|---|
| B. subtilis | S. epidermidis | B. linens | M. luteus | P. fluorescens | E. coli | S. cereviseae | |
| Aqueous | 0.7 ± 0.06 | 0.8 ± 0.04 | – | 0.9 ± 0.16 | 0.8 ± 0.04 | – | – |
| EA | 1.5 ± 0.08 | 1.8 ± 0.16 | 1.7 ± 0.06 | 2 ± 0.04 | 1 ± 0.16 | 0.9 ± 0.04 | 1.9 ± 0.06 |
| BT | – | 1.1 ± 0.04 | 0.9 ± 0.16 | – | – | – | – |
| HE | – | – | – | – | – | – | – |
| DCM | – | – | – | – | – | – | – |
| PE | – | – | – | – | – | – | – |
| Tetracycline | 2.7 ± 0.08 | 2.3 ± 0.04 | 2.5 ± 0.08 | 3.0 ± 0.08 | 2.6 ± 0.12 | 1.8 ± 0.04 | 2.8 ± 0.20 |
EA ethyl acetate extract, BT butanol extract, HE hexane extract, DCM dichloromethane extract, PE petroleum ether extract