Table 2.
Inhibition of biofilm formation by Escherichia coli O157:H7 and Salmonella Typhimurium JSG 1748 using GCEO.
| Bacterial strain | Concentration (%) |
Biofilm mass (%) |
Inhibition (%) |
Log10 CFU ml−1 |
|---|---|---|---|---|
| E. coli | 0.000 | 100 ± 0.00 | - | 9.50 ± 0.03 |
| 0.007 | 68.75 ± 0.07 | 31.25 | 9.52 ± 0.02 | |
| 0.015 | 35.71 ± 0.00 | 64.29 | 9.55 ± 0.01 | |
| 0.031 | 34.02 ± 0.00 | 65.98 | 9.55 ± 0.02 | |
| 0.062 | 29.59 ± 8.32 | 70.41 | 9.48 ± 0.02 | |
| 0.125 | 14.41 ± 4.41 | 85.59 | 9.43 ± 0.00 | |
| S. Typhimurium | 0.000 | 100 ± 0.00 | - | 9.62 ± 0.01 |
| 0.007 | 100 ± 0.00 | - | 9.75 ± 0.04 | |
| 0.015 | 93.87 ± 5.44 | 6.13 | 9.72 ± 0.02 | |
| 0.031 | 44.50 ± 5.69 | 45.50 | 9.69 ± 0.08 | |
| 0.062 | 40.55 ± 4.48 | 49.45 | 9.83 ± 0.03 | |
| 0.125 | 0.00 ± 0.00 | 100 | 9.74 ± 0.09 |