Table 3. Inhibition zone of the fish gelatin films with 0–0.35% B. gymnorhiza and S. alba leaves extract.
| Mangrove | Concentration | Diameter of inhibition zone (mm) | |||
|---|---|---|---|---|---|
| S. aureus | E. coli | B. subtillis | Salmonella sp. | ||
| B. gymnorhiza | 0% | – | – | – | – |
| 0.05% | – | 0.84 ± 0.05e | – | – | |
| 0.15% | 1.43 ± 0.06c | 1.25 ± 0.06d | 1.31 ± 0.06d | 0.74 ± 0.02b | |
| 0.25% | 1.87 ± 0.02b | 2.06 ± 0.08b | 1.84 ± 0.05c | 1.35 ± 0.08c | |
| 0.35% | 2.32 ± 0.08a | 1.96 ± 0.02b | 2.27 ± 0.08a | 1.89 ± 0.06a | |
| S. alba | 0% | – | – | – | – |
| 0.05% | 0.42 ± 0.02e | 0.72 ± 0.01e | – | – | |
| 0.153% | 1.25 ± 0.02d | 1.19 ± 0.02d | 1.44 ± 0.04e | 0.53 ± 0.02b | |
| 0.25% | 1.52 ± 0.03c | 1.80 ± 0.06c | 1.92 ± 0.02c | 1.29 ± 0.03c | |
| 0.35% | 1.99 ± 0.04b | 2.22 ± 0.06a | 2.42 ± 0.03b | 1.76 ± 0.02a | |
Notes.
Means in the same column with different superscripts are significantly different (p < 0.05).