Table 4.
General features of PMQR-harboring E. coli isolates recovered from animals of different sources.
| Isolate | Origin | Year | Serotype | MIC (mg/L) | PMQR | Other resistance genes | Virulence factors | MLST | Plasmids | pMLST | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mx | Cp | Ga | Le | Of | Ef | Na | Nx | ||||||||||
| LV46221 | Dove | 2008 | O86:H12 | 0.75 | 0.38 | 0.75 | 0.38 | 1 | 1.5 | 8 | 0.75 | qnrS1 | blaTEM−1 | gad, iss | ST2297 | IncN | ST1 |
| LV46743 | Dog | 2008 | O86:H12 | 0.5 | 0.38 | 0.5 | 0.5 | 1.5 | 2 | 8 | 1.5 | qnrS1 | blaTEM−1 | gad | ST2297 | IncN | ST1 |
| LV36464 | Dolphin | 2009 | O25:H4 | >32 | >32 | 8 | >32 | >32 | >32 | >256 | >256 | aac(6′)-Ib-cr | aac(3)-IIa, blaCTX−M−15 blaTEM−1,blaOXA−1 catB3, tetA | iss, sat, gad | ST131 | IncFIA, IncX | F-:A1:B- |
| LV27950 | Dolphin | 2011 | O25:H4 | 12 | >32 | 8 | 8 | >32 | >32 | >256 | >256 | aac(6′)-Ib-cr | aac(3)-IIa, blaCTX−M−15 blaTEM−1,blaOXA−1 catB3, tetA | iss, sat | ST131 | IncFIA | F-:A1:B- |
Mx, moxifloxacin; Cp, ciprofloxacin; Ga, gatifloxacin; Le, levofloxacin; Of, ofloxacin; Ef, enrofloxacin; Na, nalidixic acid; Nx, norfloxacin.
PMQR, Plasmid-mediated quinolone resistance.
MLST, Multilocus sequence typing.