Table 1.
Antimicrobial resistance profiles identified via MIC testing of donor, recipients, and transconjugants.
| Strains | Ampicillin [µg/mL] | Rifampicin [µg/mL] | Zn(NO3)2 [mM] |
|---|---|---|---|
| Donor | |||
| ESBL E. coli | 512 | 8 | 1 |
| WT Recipients | |||
| S. Infantis | 0.5 | 16 | 1 |
| S. London | 0.5 | 16 | 1 |
| S. Enteriditis | 0.5 | 8 | 1 |
| Raised rifR recipients | |||
| S. Infantis rifR C5 | 0.5 | > 800 | 1 |
| S. London rifR C8 | 0.5 | > 800 | 1 |
| S. Enteriditis rifR C2 | 0.5 | > 800 | 1 |
| S. Infantis Transconjugants | |||
| Conjugation with 0 mM Zn(NO3)2 | 256 | > 800 | 1 |
| Conjugation with 0.25 mM Zn(NO3)2 | 256 | > 800 | 1 |
| Conjugation with 1 mM Zn(NO3)2 | 256 | > 800 | 1 |
| S. London Transconjugants | |||
| Conjugation with 0 mM Zn(NO3)2 | 512 | > 800 | 1 |
| Conjugation with 0.25 mM Zn(NO3)2 | 512 | > 800 | 1 |
| Conjugation with 1 mM Zn(NO3)2 | 512 | > 800 | 1 |
| S. Enteriditis Transconjugants | |||
| Conjugation with 0 mM Zn(NO3)2 | 128 | > 800 | 1 |
| Conjugation with 0.25 mM Zn(NO3)2 | 128 | > 800 | 1 |
| Conjugation with 1 mM Zn(NO3)2 | 128 | > 800 | 1 |