Table 3 Comparison of resistance in E. coli serovars O138, O139, and O149 from 2016 to 2017
From: Antibiotic resistance in porcine pathogenic bacteria and relation to antibiotic usage
Compound | E. coli O138 N = 19 R (%) | E. coli O139 N = 76 R (%) | E. coli O149 N = 132 R (%) |
|---|---|---|---|
Ampicillin | 13 (68) | 29 (38) | 64 (48) |
Amoxicillin-clavulanic acid | 1 (5) | 0 (0) | 3 (2) |
Apramycin | 3 (16) | 7 (9) | 12 (9) |
Ceftiofur | 0 (0) | 0 (0) | 2 (2) |
Chloramphenicol | 4 (21) | 7 (9) | 33 (25) |
Ciprofloxacin | 0 (0) | 0 (0) | 0 (0) |
Colistin | 0 (0) | 0 (0) | 0 (0) |
Florfenicol | 1 (5) | 3 (4) | 20 (15) |
Cefotaxime | 1 (5) | 0 (0) | 3 (2) |
Gentamicin | 3 (16) | 3 (4) | 9 (7) |
Nalidixic acid | 0 (0) | 0 (0) | 20 (15) |
Neomycin | 2 (11) | 0 (0) | 17 (13) |
Sulphamethoxazole | 15 (79) | 40 (53) | 86 (65) |
Spectinomycin | 12 (63) | 24 (32) | 67 (51) |
Streptomycin | 14 (74) | 39 (51) | 97 (73) |
Tetracycline | 15 (79) | 43 (57) | 85 (64) |
Trimethoprim | 11 (58) | 31 (41) | 69 (52) |