Swine | Weaners
1
Feed was supplemented with zinc at 50 mg/kg (referent), and 2500 mg/kg (exposed). The zinc level was adjusted by supplementing corn starch with analytical grade zinc oxide. E. coli isolated from ileum/colon digesta. Recorded as sulfonamide/trimethoprim.
| Resistance | Microbe | Outcome | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sulfonamides, Combinations With Other Antibacterials Excl. Trimethoprim / | Escherichia coli |
|