Table 1 Bacterial strains used in this study
Strain/plasmid | Species | Source | Date of Isolation (mo/yr) | Hospital | VRE genotype | Multilocus sequence typing | PFGE types | MIC (mg/L)a | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VAN | TEC | AMP | GEN | KAN | STR | CHL | TET | ERY | CIP | ||||||||
M1 | E. faecium | feces | 09/09 | A | VanB | ST78 | I-C | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M2 | E. faecium | feces | 10/09 | A | VanB | ST78 | I-C | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M3 | E. faecium | feces | 10/09 | A | VanB | ST78 | I-A | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 32 |
M4 | E. faecium | feces | 10/09 | A | VanB | ST78 | I-B | 3 | 1 | 256 | 8 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M5 | E. faecium | feces | 10/09 | A | VanB | ST78 | III | 3 | 1 | 128 | 8 | 128 | 256 | 8 | 64 | >256 | 64 |
M6 | E. faecium | feces | 10/09 | A | VanB | ST78 | II | 3 | 1 | 256 | 8 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M7 | E. faecium | feces | 10/09 | A | VanB | ST78 | I-C | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M8 | E. faecium | feces | 10/09 | A | VanB | ST78 | I-A | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
M9 | E. faecium | feces | 10/09 | A | VanB | ST78 | III | 3 | 1 | 128 | 8 | 128 | 256 | 8 | 64 | >256 | 64 |
M10 | E. faecium | feces | 0/09 | A | VanB | ST78 | I-A | 3 | 1 | 256 | > 1024 | > 102 | 32 | 8 | 64 | >256 | 64 |
Y7 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y8 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y9 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y10 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y11 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y12 | E. faecium | feces | 02/10 | B | VanB | ST78 | II | 3 | 1 | 128 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y13 | E. faecium | feces | 03/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y14 | E. faecium | feces | 03/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
Y15 | E. faecium | feces | 03/10 | B | VanB | ST78 | II | 3 | 1 | 256 | > 1024 | > 1024 | 32 | 8 | 64 | >256 | 64 |
FA2–2 | E. faecalis | – | – | – | – | – | – | 1 | 1 | 2 | 32 | 128 | 64 | 8 | 2 | 0.5 | 1 |
FA2–2/pMG2200 | E. faecalis | – | – | – | VanB | – | – | 64 | 1 | 2 | 32 | 128 | 64 | 8 | 2 | 0.5 | 1 |
M1TCb | E. faecalis | – | – | – | VanB | – | – | 3 | 1 | 2 | > 1024 | > 1024 | 64 | 8 | 64 | 0.5 | 1 |
Y1TCb | E. faecalis | – | – | – | VanB | – | – | 3 | 1 | 2 | > 1024 | > 1024 | 64 | 8 | 64 | 0.5 | 1 |
BM4105RF | E. faecium | – | – | – | – | – | – | 1 | 1 | 3 | 8 | > 1024 | 32 | 2 | 1 | 0.5 | 2 |
M1TC2c | E. faecium | – | – | – | VanB | – | – | 3 | 1 | 3 | > 1024 | > 1024 | 32 | 2 | 128 | 0.5 | 2 |
Y7TC2c | E. faecium | – | – | – | VanB | – | – | 3 | 1 | 3 | > 1024 | > 1024 | 32 | 2 | 128 | 0.5 | 2 |