Table 3. Antibacterial activity of different bioactive agents against the strain HL11.
| Bioactive agents | Concentration (mg/L) | Radius of the inhibition zone (mm) | Bioactive agents | Concentration (mg/L) | Radius of the inhibition zone (mm) |
|---|---|---|---|---|---|
| Tea polyphenol | 100 | 20.5±1 | Polylysine | 100 | 21.0±1 |
| 50 | 17.0±1 | 50 | 16.0±1 | ||
| 25 | 14.5±1 | 25 | 14.5±1 | ||
| 12.5 | 12±0.5 | 12.5 | 13±0.5 | ||
| Lactic acid | 100 | 20.0±1 | Allicin | 100 | 18.0±1 |
| 50 | 16.5±1 | 50 | 14.0±1 | ||
| 25 | 14.5±1 | 25 | 12.5±1 | ||
| 12.5 | 11±0.5 | 12.5 | 10.5±0.5 | ||
| Gallic acid | 30 | 19.0±1 | Ampicillin | 100 | 22.0±1 |
| 15 | 15.0±1 | 50 | 18.0±1 | ||
| 10 | 13.5±1 | 25 | 15±1 | ||
| 5 | 0 | 12.5 | 13.5±1 | ||
| Sterile distilled water | 0 | 0 |
Values are means ± SD resulting from at least three independent experiments performed in triplicate.