Table 9.
Antibiogram of 52 E. coli isolates from slaughterhouses A and B located in the Federal District region, using the disk-diffusion method and interpreted, according to CLSI parameters [34], as resistant I, intermediate (I), or sensitive (S).
| Antimicrobial | Resistant | Intermedite | Sensitive |
|---|---|---|---|
| Nalidixic acid | 1A-1B-1C-1D; 2A-2B-2C; 3A-3D; 4A-4E; 5A-5B-5C-5D; 6A-6B-6D-6E; 7B-7C-7D; 8B-8C-8D; 9A-9B-9D-9E; 10A-10C-10D; 11A-11B-11C-11D-11E; 12E |
3B-3E 7A-7E 8A |
1E; 4D 8E; 9C ‘10B-10E 12A-1-B-12D |
| Amoxicillin | 1A-1B-1C-1D-1E; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E; 5A-5B-5C-5D; 6A-6B-6E; 7A-7B-7D-7E; 8A-8B-8C-8D-8E; 9A-9B-9D 10A, 10B, 10D 11A-11B-11C-11D-11E 12A-12B-12D-12E |
- | 6D 7C 9-C-9E 1-C-10E |
| Ampicillin | 1A-1B-1C-1D-1E; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E - 5A-5B-5C-5D; 6A-6B-6E 7A-7B-7D-7E 8A-8B-8C-8D-8E; 9A-9B-9D; 10A, 10B, 10D 11A-11B-11C-11D-11E 12A-12B-12D-12E |
- | 6D 7C 9-C-9E 1-C-10E |
| Cefazolin | 1D 8A-8D 10A-10C |
1A-1B-1C-1E; 2A-2B-2C; 3A-3B-3D-3E; 4A-4D-4E; 5A-5B-5C-5D; 6A-6B-6D-6E 8B-8C-8E; 9A; 11E |
7A-7B-7C-7D-7E; 9B-9C-9D-9E; 10B-10D-10E; 11A-11B-11C-11D 12A-12B-12D-12E |
| Ceftazidime | 2A-2B 8A 9C |
1C | 1A-1B-1D-1E; 2C; 3A-3B-3D-3E; 4A-4D-4E; 5A-5B-5C-5D; 6A-6B-6D-6E 7A-7B-7C-7D-7E 8B-8C-8D-8E; 9A-9B-9D-9E; 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E; 12A-12B-12D-12E |
| Ciprofloxacin | 1C-1D; 2C; 3B-3D-3E; 4E 5D; 6D 7C; 9A 10A-10D |
1A; 4A; 5B; 6A 7A-7E; 8A 9D; 10C |
1B-1E; 2A-2B; 3A 4D 5A-5C; 6B-6E 7B-7D; 8B-8C-8D-8E 9B-9C-9E; 10B-10E 11A-11B-11C-11D-11E 12A-12B-12D-12E |
| Chloramphenicol | 1A-1C-1D; 2A-2B-2C 3A-3B-3D-3E; 4A-4E 5A-5B-5D; 6A-6B-6D-6E 7A-7B-7C-7D-7E; 8A-8B-8C-8E; 9A-9B-9D-9E 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E; 12E |
8D | 1B-1E 4D; 5C 9C 12A-12B-12D |
| Doxycycline | 1A-1B; 6D 7A-7B-7C-7D-7E 8A-8B-8C-8D-8E 9A-9B-9D-9E 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E; 12E |
1D-1E | 1C; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E 5A-5B-5C-5D 6A-6B-6E 9C 12A-12B-12D |
| Streptomycin | 1A-1C-1D-1E; 2A-2B-2C; 3A-3B-3D-3E; 4A-4D-4E; 5A-5C-5D; 6A-6B-6D-6E 7A-7B-7C-7D-7E 8A-8B-8C-8E; 9A-9B-9D; 10A-10B-10E 11A-11B-11C-11D-11E; 12E |
8D 9E 10C-10D |
1B 5B 9C 12A-12B-12D |
| Erythromycin | 1A-1B-1C-1D-1E; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E 5A-5B-5C-5D; 6A-6B-6D-6E 7A; 8A-8B-8C-8D 10C-10D-10E 11A-11B-11C-11D-11E; 12E |
- | 7B-7C-7D-7E; 8E 9A-9B-9C-9D-9E 10A-10B 12A-12B-12D |
| Gentamicin | 1C-1D 2C 4E; 5B-5D 7C |
- | 1A-1B-1E; 2A-2B; 3A-3B-3D-3E; 4A-4D; 5A-5C; 6A-6B-6D-6E 7A-7B-7D-7E; 8A-8B-8C-8D-8E; 9A-9B-9C-9D-9E 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E 12A-12B-12D-12E |
| Sulfonamide | 1A-1C-1D-1E; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E 5A-5B-5C-5D; 6A-6B-6D-6E 7A-7B-7C-7D-7E; 8C-8E; 9A-9B-9E; 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E 12D-12E |
- | 1B 8A-8B-8D 9C-9D 12A-12B |
| Tetracycline | 1A-1B; 6D 7A-7B-7C-7D-7E 8A-8B-8C-8D-8E 9A-9B-9D-9E 10A-10B-10C-10D-10E 11A-11B-11C-11D-11E; 12E |
- | 1C-1D-1E; 2A-2B-2C 3A-3B-3D-3E; 4A-4D-4E 5A-5B-5C-5D; 6A-6B-6E 9C 12A-12B-12D |