Table 2.
Antimicrobial resistance phenotypes of 60 Salmonella isolates.
| Antibiotic | Resistance number of different sample isolates (%) |
||||
|---|---|---|---|---|---|
| Hatchery |
Farm | Slaughterhouse | Market | ||
| Serotype |
S. Typhimurium (n = 15) |
S. Anatum (n = 25) |
S. Typhimurium (n = 10) |
S. Typhimurium (n = 4) |
S. Typhimurium (n = 6) |
| β-Lactams | |||||
| Ampicillin (AMP) | 0 | 0 | 0 | 0 | 0 |
| Amoxicillin (AMC) | 0 | 0 | 0 | 0 | 0 |
| Cefazolin (CFZ) | 0 | 0 | 0 | 0 | 0 |
| Meropenem (MEM) | 0 | 0 | 0 | 0 | 0 |
| Aztreonam (ATM) | 0 | 0 | 0 | 0 | 0 |
| Aminoglycosides | |||||
| Kanamycin (KAN) | 0 | 0 | 0 | 0 | 0 |
| Gentamicin (GEN) | 0 | 0 | 0 | 0 | 0 |
| Streptomycin (STR) | 0 | 0 | 0 | 0 | 0 |
| Amikacin (AK) | 0 | 0 | 0 | 0 | 0 |
| Quinolone | |||||
| Ciprofloxacin (CIP) | 0 | 0 | 0 | 0 | 0 |
| Enrofloxacin (ENR) | 0 | 0 | 0 | 0 | 0 |
| Nalidixic acid (NAL) | 15 (100) | 17 (68) | 10 (100) | 4 (100) | 6 (100) |
| Sulfonamides | |||||
| Trimethoprim-sulfamethoxazole (SXT) | 0 | 0 | 0 | 0 | 0 |
| Tetracycline | |||||
| Tetracycline (TET) | 0 | 0 | 0 | 0 | 0 |
| Chloramphenicol | |||||
| Chloramphenicol (CHL) | 0 | 0 | 0 | 0 | 0 |
| Nitrofuran | |||||
| Nitrofurantoin (F) | 0 | 0 | 0 | 0 | 0 |