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Volume 18, Number 7—July 2012

Research

Enterococcus faecalis Clones in Poultry and in Humans with Urinary Tract Infections, Vietnam

Louise Ladefoged Poulsen, Magne Bisgaard, Nguyen Thai Son, Nguyen Vu Trung, Hoang Manh An, and Anders DalsgaardComments to Author 
Author affiliations: University of Copenhagen, Copenhagen, Denmark (L.L. Poulsen, M. Bisgaard, A. Dalsgaard); Military Medical University, Ha Dong, Hanoi, Vietnam (N.T. Son, H.M. An); and Hanoi Medical University, Hanoi (N.V. Trung)

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Table 2

Antimicrobial drug susceptibility (MIC) testing of Enterococcus faecalis isolated from humans with urinary tract infections and poultry in the same household, Vietnam, January 2008–January 2010*

Strain Antimicrobial drug and test interval, µg/mL
CHL, 2–64 DAP, 0.25–16 ERY, 0.5–32 GEN, 16–1,024 KAN, 128–2,048 MXF, 0.25–8 STR, 64–2048 Q-D, 0.25–16 TET, 1–32
90U 64 4† >32 >1,024 >2,048 <0.25 >2,048† 16 >32
90P >64 >16† 32 512 >2,048 <0.25 128† 16 >32
122U 64 4 >32 64† >2,048 <0.25 128† 16 >32
122P >64 4 >32 1,024† >2,048 <0.25 >2,048† 16 >32
186U 4 4 >32† <16 <128 <0.25 <64 16 >32†
186P 4 8 <0.5† <16 <128 <0.25 <64 16 <1†
191U 32 4 >32 >1,024 >2,048 <0.25 >2,048 16 32†
191P 64 8 >32 512 >2,048 <0.25 >2,048 16 <1†
204U 64† 4 >32† >1,024† >2,048† <0.25† >2,048† 16† 32
204P 4† 8 4† <16† <128† 2† <64† 0.5† 32
217U 4 4 <0.5 32 <128 <0.25 256 8 <1
217P 4 4 <0.5 <16 <128 <0.25 256 8 <1
221U 64 4 <0.5 <16† <128 <0.25 128 8 >32
221P 64 4 1 64† <128 <0.25 128 8 >32

*CHL, chloramphenicol; DAP, daptomycin; ERY, erythromycin; GEN, gentamicin; KAN, kanamicin; MXF, moxifloxacin; STR, streptomycin; Q-D, quinupristin-dalfopristin; TET, tetracycline.
†>1 dilution difference between urine and poultry strain.

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