Table 3.
Characteristics of isolates cultured from the same samplesa.
| Sample ID | Isolates | Genotype patterns | Virulence genes | Biofilm related genes | Antimicrobial resistance | Enterotoxin production | Biofilm formation | Farms |
|---|---|---|---|---|---|---|---|---|
| M11 | M11-1 | PFGE cluster II-CC1-ST1-t127-agr III | sea-sec | icaA-icaD-clfA-clfB-can-fnbA-fnbB | - | SEA-SEC | ++ | A |
| M11-2 | PFGE cluster II-CC1-ST1-t127-agr III | pvl-sea-sec | icaA-icaD-clfA-clfB-can-fnbA-fnbB | - | SEA-SEC | ++ | A | |
| M17 | M17-1 | PFGE cluster II-CC1-ST1-t127-agr III | pvl-sea-sec | icaA-icaD-clfA-clfB-can-fnbA-fnbB | - | SEA-SEC | +++ | A |
| M17-2 | PFGE cluster II-CC1-ST1-t127-agr III | pvl-sea-sec | icaA-icaD-clfA-clfB-can-fnbA | - | SEA-SEC | ++ | A | |
| M23 | M23-1 | PFGE cluster V-CC50-ST50-t518-agr IV | pvl | icaA-icaD-clfA-clfB-can-fnbA-fnbB | - | - | +++ | A |
| M23-2 | PFGE cluster V-CC50-ST50-t518-agr IV | pvl-sea-sec | icaA-icaD-clfA-clfB-can-fnbA-fnbB | TET | SEC | ++ | A | |
| M34 | M34-1 | PFGE cluster II-CC1-ST1-t127-agr III | pvl-sea-sec | icaA-icaD-clfA-clfB-can-fnbA-fnbB | - | SEA-SEC | ++ | A |
| M34-2 | PFGE cluster III-CC97-ST97-t730-agr I | pvl-sec-sed | icaA-icaD-clfA-clfB-can-fnbA-fnbB | PEN-CIP-ENO | SEC-SED | ++ | A | |
| M87 | M87-1 | PFGE cluster I-CC1-ST1-t2279-agr III | pvl-seb | icaA-icaD-clfA-clfB-can-fnbA-fnbB | PEN | SEB | +++ | B |
| M87-2 | PFGE cluster I-CC1-ST1-t2279-agr III | pvl | icaA-icaD-clfA-clfB-can-fnbA-fnbB | PEN | - | ++ | B | |
| M91 | M91-1 | PFGE cluster I-CC1-ST1-t2279-agr III | pvl-seb | icaA-icaD-clfA-clfB-can-fnbA-fnbB | PEN | SEB | ++ | B |
| M91-2 | PFGE cluster VI-CC398-ST398-t14156-agr I | - | icaA-icaD-clfA-clfB-can-fnbA-fnbB | PEN-CIP-ENO-ERY-TIL | - | + | B |
a
“-”means that isolates did not have this genotype or phenotype.