Table 1.
The inhibition zones (mm) induced in Gram+ and Gram− bacteria using disc assay under the influence of different levels (0–10 µg/disc) of native (NEW) and methylated (MEW) egg white and the associated MIC values (marked by *)
| Microorganisms | Substance dose (µg/disc) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| NEW | MEW | |||||||||
| 0.5 | 1 | 2 | 4 | 10 | 0.5 | 1 | 2 | 4 | 10 | |
| Inhibition zone (mm) | ||||||||||
| Gram+ | ||||||||||
| L. monocytogens | – | – | – | 12 ± 0.2* | 14 ± 0.3 | 40 ± 0.9* | 48 ± 1.2 | 50 ± 1.3 | 51 ± 1.4 | 53 ± 1.4 |
| L. ivanovii | – | – | – | – | 10 ± 0.1* | – | 41 ± 1.0* | 43 ± 1.0 | 47 ± 1.0 | 48 ± 1.2 |
| S. pyogenes | – | – | – | – | – | – | 42 ± 1.1* | 45 ± 1.1 | 47 ± 1.1 | 50 ± 1.3 |
| S. aureus | – | – | – | – | – | – | 35 ± 0.7* | 39 ± 0.8 | 43 ± 1.0 | 45 ± 1.1 |
| B. subtilis | – | – | – | – | – | – | 18 ± 0.3* | 23 ± 0.5 | 23 ± 0.5 | 28 ± 0.7 |
| B. cereus | – | – | – | – | 5 ± 0.04* | – | 12 ± 0.2* | 12 ± 0.1 | 13 ± 0.3 | 16 ± 0.4 |
| Gram− | ||||||||||
| K. oxytoca | – | – | – | – | – | 33 ± 0.6* | 45 ± 1.1 | 48 ± 1.2 | 48 ± 1.1 | 50 ± 1.3 |
| P. aerugenosa | – | – | – | – | – | – | 18 ± 0.4* | 20 ± 0.5 | 21 ± 0.4 | 25 ± 0.4 |
| S. typhimurium | – | – | – | – | – | – | 16 ± 0.3* | 19 ± 0.3 | 20 ± 0.4 | 23 ± 0.4 |
| E. coli | – | – | – | – | – | – | 12 ± 0.2* | 19 ± 0.4 | 20 ± 0.5 | 22 ± 0.3 |