Table 2.
In vitro anti-bacterial effect of ethanolic root-extract of Solena amplexicaulis
| Test organism | Source ID | Diameter of zone of inhibition (mm) | ||
|---|---|---|---|---|
| (ATCC) | Ethanolic extract of the root from | Tetracycline 30 μg/disc | ||
| 2 mg/disc | 4 mg/disc | |||
| Gram positive | ||||
| Bacillus subtilis | 11774 | 7 | 10 | 21 |
| Staphylococcus aureus | 25923 | 7.5 | 10 | 24 |
| Bacillus cereus | 10876 | 7 | 10.5 | 12 |
| B. polymyxa. | 842 | 8.5 | 11.0 | 21 |
| B .megaterium | 13578 | 7 | 11.5 | 28 |
| Enterococcus faecalis | 29212 | 6.5 | 9.5 | 19 |
| Gram negative | ||||
| Klebsiella pneumoniae | 65154 | 11.5 | 16.5 | 22 |
| Salmonella typhi | 12022 | 12.0 | 18.5 | 27 |
| Shigella flexneri | 13883 | 10.5 | 14.5 | 15 |
| Shigella sonnei | 8992 | 10 | 14.5 | 14 |
| Proteus vulgaris | 13315 | 11 | 15.5 | 17 |
| E. coli | 25922 | 13.5 | 18 | 19 |
| Vibrio cholerae | 15748 | 12.5 | 22.5 | 26 |
| Pseudomonas aeruginosa | 25853 | 12 | 19.5 | 21 |