TABLE 2.
Origin and genetic features of mcr-1-bearing plasmids in Salmonella strains subjected to sequence analysis in this study
| Strain name | Serotype | Yr of isolation | Approx size by S1-PFGE (kb) | Conjugative nature | Plasmid type | Sequence(s) analyzed |
|---|---|---|---|---|---|---|
| HSSH21 | Typhimurium | 2014 | 30 | Conjugative | IncX4 | Contigs |
| HSSH23 | Enteritidis | 2012 | 60 | Conjugative | IncI2 | pHSSH23-MCR1 |
| HXGX4 | Typhimurium | 2013 | 140 | Nonconjugative | IncHI2 | Contigs |
| HXGX3 | Typhimurium | 2015 | 180 | Nonconjugative | IncHI2 | Contigs |
| HSSH4 | Typhimurium | 2015 | 240 | Nonconjugative | IncHI2 | Contigs |
| HSHLJ1 | Typhimurium | 2015 | 250 | Conjugative | IncHI2 | pHSHLJ1-MCR1 |