Table 3.
Clonal Relationship, Integron Structures, and Plasmid Types Detected in the 11 Integron-Positive Salmonella enterica Strains Recovered from Poultry Meat
| |
Class 1 integrons |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Strain | Serotype | Year | PFGE | MLST | Plasmid type | intI1 | Promoter | qacEΔ1+sul1 | Arrangements included into the variable region |
| C4135 | Salmonella Enteritidis | 2007 | P1 | ST11 | IncI1, IncN | + | PcW | − | dfrA1-aadA1 |
| C3893 | Salmonella Schwarzengrund | 2007 | P2 | ST96 | IncI1, IncN, IncFIB, IncFII | + | PcH1TTN-10 | + | qacH-dfrA1b-aadA1b-catB2 |
| C4136 | Salmonella Saintpaul | 2007 | P3 | ST27 | IncI1, IncN, IncFIB, IncFII | + | PcW | − | dfrA1-aadA1 |
| C4137 | Salmonella Hadar | 2008 | P4 | ST33 | IncN | + | PcWTGN-10 | − | Unknown |
| C4138 | Salmonella Typhimurium | 2007 | P5 | ST19 | IncI1, IncN | + | PcWTGN-10a | + | aadA2/blaPSE-1 |
| C4139 | Salmonella Zanzibar | 2007 | P6 | ST867 | IncI1, IncN | + | PcH1 | − | estX-psp-aadA2-cmlA1-aadA1-qacH-IS440-sul3-orf1-mef(B)Δ-IS26 |
| C4140 | Salmonella Zanzibar | 2009 | P6 | ST867 | IncN | + | PcH1 | − | estX-psp-aadA2-cmlA1-aadA1-qacH-IS440-sul3-orf1-mef(B)Δ-IS26 |
| C4141 | Salmonella Norwich | 2009 | P7 | ST64 | IncI1, IncP | + | PcH1 | − | estX-psp-aadA2-cmlA1-aadA1-qacH-IS440-sul3-orf1-mef(B)Δ-IS26 |
| C4142 | Salmonella Virchow | 2009 | P8 | ST16 | IncI1 | + | PcH1 | − | estX-psp-aadA2-cmlA1-aadA1-qacH-IS440-sul3-orf1-mef(B)Δ-IS26 |
| C4143 | Salmonella Enteritidis | 2009 | P9 | ST11 | IncI1 | + | PcW | − | dfrA1-aadA1 |
| C4144 | Salmonella Zanzibar | 2009 | P10 | ST867 | IncN, IncP | + | PcH1 | − | Unknown |
a
PcWTGN-10 variant was found in both integrons (aadA2/blaPSE-1).
PFGE, pulsed-field gel electrophoresis; MLST, multilocus sequence typing.