| Penicillin Use |
Penicillin used as a growth promotor, at 2.2 mg/kg in feed. |
Chicken |
Broilers |
12 |
| Bambermycin use |
2 mg bambermycin per kg of feed vs no antibiotics. Selected for tetracycline-resistant E. coli isolates. |
Chicken |
Broilers |
17 |
| Salinomycin Use |
Salinomycin used as a growth promotor, at 60 mg/kg in feed. |
Chicken |
Broilers |
12 |
| Penicillin use |
2.2 mg procaine penicillin per kg of feed vs no antibiotics. |
Chicken |
Broilers |
12 |
| Bacitracin use |
4.4 mg bacitracin per kg of feed vs no antibiotics. |
Chicken |
Broilers |
12 |
| Salinomycin and Bacitracin Use |
Salinomycin and bacitracin used as growth promotors, at 1.1 mg/kg and 3.3 mg/kg respectively. |
Chicken |
Broilers |
12 |
| Bacitracin and Salinomycin use |
3.3 mg bacitracin + 1.1 mg salinomycin per kg of feed vs no antibiotics. Selected for tetracycline-resistant E. coli isolates. |
Chicken |
Broilers |
17 |
| Bacitracin and Salinomycin use |
3.3 mg bacitracin + 1.1 mg salinomycin per kg of feed vs no antibiotics. |
Chicken |
Broilers |
12 |
| Salinomycin use |
60 mg salinomycin per kg of feed vs no antibiotics. Selected for tetracycline-resistant E. coli isolates. |
Chicken |
Broilers |
17 |
| Bacitracin Use |
Bacitracin used as a growth promotor, at 4.4 mg/kg in feed. |
Chicken |
Broilers |
12 |
| Bacitracin use |
4.4 mg bacitracin per kg of feed vs no antibiotics. Selected for tetracycline-resistant E. coli isolates. |
Chicken |
Broilers |
17 |
| Bambermycin use |
2 mg bambermycin per kg of feed vs no antibiotics. |
Chicken |
Broilers |
12 |
| Salinomycin use |
60 mg salinomycin per kg of feed vs no antibiotics. |
Chicken |
Broilers |
12 |
| Bambermycin Use |
Bambermycin used as a growth promotor, at 2 mg/kg in feed. |
Chicken |
Broilers |
12 |
| Penicillin use |
2.2 mg procaine penicillin per kg of feed vs no antibiotics. Selected for tetracycline-resistant E. coli isolates. |
Chicken |
Broilers |
17 |