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KMID : 1023520150380020095
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Korean Journal of Veterinary Service
2015 Volume.38 No. 2 p.95 ~ p.100
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Prevalence and antimicrobial resistance of Salmonella isolated in poultry farms
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Kang Mi-Seon
Lee Su-Ji
Shin Young-Sik
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Abstract
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An investigation was carried out to determine the prevalence and antimicrobial resistance of Salmonella isolated from chicks and ducks. A total of 2,522 samples collected from 281 farms were examined from 2013 to 2014. The overall prevalence of Salmonella spp. was 21.7% (61/281) of farms and 83 isolates (3.3%) were isolated from 2,522 samples. Nine serotypes of Salmonella spp. were identified such as S. Typhimurium (19/83), S. Enteritidis (12/83), S. London (11/83), S. Senftenberg (8/83), S. Infantis (4/83), S. Montevideo (3/83), S. Hadar (3/83), S. Saintpaul (1/83), S. Rissen (1/83) and S. Arizonae (2/83). Nineteen isolates were found to be untypable serotypes. In the results of antimicrobial resistance test, all of isolates were resistant to at least two antimicrobial agent and the high resistance was found to nalidixic acid (66.3%), streptomycin (57.8%). All of isolates were susceptible to amoxacillin/clavulic acid, cefeprime, ampicillin, sulfamethoxazole/trimethoprim. This results indicated the serotypes of Salmonella isolates are widely distributed in chicks and ducks. Therefore further epidemiological studies should be carried out in breeder farm and a hatchery.
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KEYWORD
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Antimicrobial resistance, Chicks and ducks, Salmonella, Serotypes
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