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Volume 10, Number 12—December 2004

Research

Cats as a Risk for Transmission of Antimicrobial drug−resistant Salmonella

Filip Van Immerseel*Comments to Author , Frank Pasmans*, Jeroen De Buck*, Ivan Rychlik†, Helena Hradecka†, Jean-Marc Collard‡, Christa Wildemauwe§, Marc Heyndrickx¶, Richard Ducatelle*, and Freddy Haesebrouck*
Author affiliations: *Ghent University, Merelbeke, Belgium; †Veterinary Research Institute, Brno, Czech Republic; ‡Scientific Institute of Public Health, Brussels, Belgium; §Pasteur Institute of Brussels, Brussels, Belgium; ¶Center for Agricultural Research, Melle, Belgium.

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Table 2

Characteristics of Salmonella isolates from catsa

Isolate no. Source Serotype Phage type PFGE patternb Resistance phenotypeb Resistance genotype
11 Diseased house cat 4:i:- ND ACSuTSxt blaTEM, cat, sul2, tet(A), dfrA1
40 Diseased house cat Bovismorbificans ND -
109 House cat Enteritidis 21 ND -
1145, 1147, 55 Diseased house cats Typhimurium 193 II A blaTEM
89, 165, 174, 198, 320, 326, 352, 355, 358, 359, 369, 380, 390, 392 Group-housed cats Typhimurium 120/ad Ia ACT blaTEM, cat, tet(A)
161, 350 Group-housed cats Typhimurium 120/ad Ib C cat
220, 339 Group-housed cats Typhimurium 120/ad Ic C cat

aA, ampicillin; C, chloramphenicol; Su, sulfonamides, T, tetracycline; Sxt, sulfamethoxazole-trimethoprim; ND, not determined; PFGE, pulsed-field gel electrophoresis.
bRoman numerals indicate the major types of fragment patterns; lowercase letters indicate minor variations in the respective fragment pattern.

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