| Title | Description | Host | Host Type | Outcomes |
|---|---|---|---|---|
| Macrolide use | Use of macrolides in cattle; single SQ injection (Tilmicosin, Tulathromycin) or in-feed (Tylosin). Erythromycin-resistance determined by presence of genes erm(A), erm(B), erm©, erm(F), erm(T), erm(X), mef(A). | Cattle | Beef Steers | 1 |
| Macrolide use | Use of macrolides in cattle; single SQ injection (Tilmicosin, Tulathromycin) or in-feed (Tylosin). Erythromycin-resistance determined by presence of genes erm(A), erm(B), erm©, erm(F), erm(T), erm(X), mef(A). Control: No Antibiotics | Cattle | Beef Steers | 1 |
| Macrolide use | Use of macrolides in cattle; single SQ injection o (Tilmicosin, Tulathromycin) or in-feed (Tylosin). Erythromycin-resistance determined by presence of genes erm(A), erm(B), erm©, erm(F), erm(T), erm(X), mef(A). | Cattle | Beef Steers | 1 |