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Distribution of inhibition zone diameters swine E. coli and S. enterica strains through disk diffusion test against colistin.
| Disk difusion | Number of strains with colistin inhibition zone values (mm) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | |
| E. coli | [0 | 0 | 4 | 0] | 34 | 3 | 74 | 2 | 8 | 0 | 1 | 0 |
| S. enterica | [0 | 0 | 5 | 0] | 17 | 12 | 69 | 4 | 12 | 0 | 5 | 0 |
The values inside [] represent resistant strains.
