Table 3 Antibiotic resistance of Aeromonas spp. isolated from milkfish steaks stored under different atmospheres
Antibiotic (concentration/mL)a | Percentage of resistant strains | ||
|---|---|---|---|
A. hydrophila (n = 18) | A. veronii biovar veronii (n = 28) | A. veronii biovar sobria (n = 15) | |
Erythromycin (15 μg) | 46.2 | 57.1 | 16.6 |
Ampicillin (25 μg) | 100 | 100 | 100 |
Penicillin G (10 μg) | 100 | 100 | 100 |
Carbenicillin (100 μg) | 58.3 | 78.3 | 50 |
Cephalothin (30 μg) | 92.3 | 84.6 | 83.3 |
Colistin (10 μg) | 89 | 3.3 | 5.5 |