Table 2.
The effective concentrations of antimicrobials resulting in a 50% decrease in cell amount (EC50, pg.cell−1) in the absence or presence of quorum-quenching (QQ) enzymes loaded onto bacterial cellulose (BC) samples.
| G(+) Bacterial Cells: Bacillus subtilis B-522 | ||||
| QQ Enzyme | Colistin | Polymyxin B | Indolicidin | Temporin A |
| None | 6.16 ± 0.19 | 5.13 ± 0.16 | 66.72 ± 0.43 | 7.90 ± 0.06 |
| His6-OPH | 1.41 ± 0.03 | 0.38 ± 0.01 | 12.24 ± 0.23 | 5.31 ± 0.01 |
| Penicillin acylase | 0.47 ± 0.03 | 0.21 ± 0.01 | ||
| Thermolysin | 614 ± 13 | 364 ± 12 | ||
| Carboxypeptidase A | 14,166 ± 94 | 1684 ± 53 | ||
| G(−) Bacterial Cells: Pseudomonas sp. 78G | ||||
| None | 4.61 ± 0.22 | 4.35 ± 0.11 | 6.93 ± 0.18 | 2.24 ± 0.03 |
| His6-OPH | 0.13 ± 0.02 | 1.16 ± 0.16 | 2.61 ± 0.24 | 1.18 ± 0.02 |
| Penicillin acylase | 0.37 ± 0.02 | 0.97 ± 0.02 | ||
| Thermolysin | 17.28 ± 0.49 | 3.14 ± 0.32 | ||
| Carboxypeptidase A | 7.05 ± 0.19 | 33.28 ± 1.39 | ||