کد مقاله کد نشریه سال انتشار مقاله انگلیسی نسخه تمام متن
8505572 1555307 2018 9 صفحه PDF دانلود رایگان
عنوان انگلیسی مقاله ISI
Characterization of quinolone resistance mechanisms in Enterobacteriaceae isolated from companion animals in Europe (ComPath II study)
موضوعات مرتبط
علوم زیستی و بیوفناوری علوم کشاورزی و بیولوژیک علوم دامی و جانورشناسی
پیش نمایش صفحه اول مقاله
Characterization of quinolone resistance mechanisms in Enterobacteriaceae isolated from companion animals in Europe (ComPath II study)
چکیده انگلیسی
Among them, 20% (32/160) carried at least one PMQR (18/32 qnrB, qnrS or qnrD, 10/32 aac(6′)-Ib-cr and 13/32 oqxAB), and 80% (128/160) no PMQR. qnrB was detected in 3 E. coli, 2 K. pneumoniae and 1 E. cloacae strains; qnrS in 6 E. coli and 1 P. mirabilis and aac(6′)-Ib-cr in 4 E. coli, 5 K. pneumoniae and 1 E. cloacae strains. All qnrD1 were detected in P. mirabilis. oqxAB was detected in 12/14 K. pneumoniae and 1 E. cloacae. No qepA genes were detected. From the 32 PMQR-positive strains, 10 showed enrofloxacin MICs ≤2 mg/L and 22 MICs ≥8 mg/L, the latter carrying 1-4 mutations in QRDR. For the 128 non-PMQR strains, 37 showed enrofloxacin MICs ≤2 mg/L with 0-2 QRDR mutations, and 91 MICs ≥4 mg/L carrying 1-4 QRDR mutations. In conclusion, qnr was the major PMQR and qnrD only detected in Proteeae. Mutations in QRDR play a markedly greater role in mediating fluoroquinolone resistance than PMQR.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Veterinary Microbiology - Volume 216, March 2018, Pages 159-167
نویسندگان
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