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소와 돼지도체에서 Yersinia entericolitica의 분리 및 특성
채희선 ( Hee Sun Chae ),김주영 ( Joo Young Kim ),김지은 ( Jee Eun Kim ),양윤모 ( Yun Mo Yang ),진경선 ( Kyung Sun Jin ),신방우 ( Bang Woo Shin ),김선흥 ( Sun Heung Kim ),이정학 ( Jung Hark Lee ) 한국동물위생학회 2008 한국동물위생학회지 (KOJVS) Vol.31 No.2
Yersinia enterocolitica is a zoonotic agent, and to cause food poisoning. This study was carried out to get some basic information for the control of Yersinia infection. A total of 1,680 samples were collected from beef and pork carcasses from January 2006 to December 2007 in Seoul. The isolation rate was higher in pork carcass than in beef carcass. Five(0.59%) Yersinia enterocolitica were isolated from the 840 of beef carcasses, and eighteen(2.14%) were isolated from the 840 of pork carcasses. Among 23 strains, 22 were classified into biotype 1A, and one was biotype 6. In serotyping of Y enterocolitica isolates, 21 strains were untypable (UT), and 2 were O5 and O8 respectively. In PCR, Ail gene was not detected in all of 23 strains that determined non-pathogenic. In antimicrobial susceptibility test, twelve strains(52.2%) of 23 isolates showed the multi-resistant patterns with over 3 drugs. PFGE was performed after the genomic DNA of twenty three isolates, which was digested with Xba I. the 23 isolates showed 12(A~L) PFGE type.
서울지역 식육판매업소의 미생물학적 오염도 및 위생관리수준 평가
전해창 ( Hae Chang Jeon ),김지은 ( Jee Eun Kim ),손장원 ( Jang Won Son ),채희선 ( Hee Sun Chae ),진경선 ( Kyung Sun Jin ),오재효 ( Jae Hyo Oh ),신방우 ( Bang Woo Shin ),이정학 ( Jung Hark Lee ) 한국동물위생학회 2011 한국동물위생학회지 (KOJVS) Vol.34 No.4
This study was performed to evaluate the microbial contamination level of meat processing in butcher`s shops in Seoul from January to November in 2010. A total of 695 samples (112 cotton work gloves, 342 utensils and equipments, 241 meat samples) were collected and the environmental hygiene of 89 butcher`s shops was investigated. The aerobic plate count (APC), E. coli and pathogenic bacteria such as Staphylococcus aureus, Salmonella spp. were tested in the samples. As a result, the level of count on APC ranged 0∼2.2×106 CFU/cm2 from the utensils & equipments, 1×102∼2.7×108 CFU/ glove from the cotton work gloves and 1×102∼9.3×106 CFU/g from the meat samples. The level of count on E. coli ranged 0∼2.5×103 CFU/cm2 from the utensils, 0∼8.6×104 CFU/glove from the cotton work gloves and 0∼1.4×105 CFU/g from the meat samples, respectively. Staphylococcus aureus and Salmonella spp. were detected in 11 samples and 2 samples from the cotton work gloves, utensils & equipments, respectively. The sanitation standard operating procedure (SSOP) was applicated at 49 butcher`s shops. In order to improve sanitation of meat in butcher`s shops, in this study, applications of SSOP, systemic sanitation education for employees, hygenic control of utensils & equipments, and continuous monitoring for microorganisms will be required.
농협 서울축산물공판장 도축우에서의 Neospora caninum 혈청항체 양성률 조사
김지은 ( Jee Eun Kim ),손장원 ( Jang Won Son ),양윤모 ( Yun Mo Yang ),전해창 ( Hae Chang Jeon ),진경선 ( Kyung Sun Jin ),김규현 ( Kyu Hyun Kim ),신방우 ( Bang Woo Shin ),이정학 ( Jung Hark Lee ) 한국동물위생학회 2011 한국동물위생학회지 (KOJVS) Vol.34 No.2
Neospora caninum is now recognized as one of the important causes of abortion in cattle worldwide, but there was no report on seroprevalence of antibodies to N. caninum in cattle at Seoul slaughtering center. Serum samples from 610 Korean indigenous cattle (Hanwoo) and 246 Holstein cattle from 452 farms located all over the country, Korea, were tested for N. caninum antibodies using a commercial enzyme-linked immunosorbent assay (ELISA) kit. Seven of 610 (1.1%) Hanwoo and 54 of 246 (22.0%) Holstein cattle were seropositive.