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전북지역 종계에서 avian pneumovirus 및 reovirus 항체가 조사
이정원 ( Jeoung Won Lee ),손구례 ( Ku Rye Shon ),박기승 ( Ki Shung Park ),김윤태 ( Youn Tae Kim ),김추철 ( Choo Cheol Kim ),한규삼 ( Kyu Sam Han ),이희문 ( Hee Mum Lee ),송희종 ( Hee Jong Song ) 한국동물위생학회 2006 한국동물위생학회지 (KOJVS) Vol.29 No.1
The ELISA titers to avian pneumovirus(APV) and avian reovirus(ARV) were surveyed to sera of 38 breeder farms(78 blocks, 1,560 hens) in Jeonbuk province during February to October, 2005. In APV, the positive ELISA were detected 36(94.7%) breeders, 71(91.0%) blocks, 1,057(67.8%) hens, and their S/P ratio was 1.940. Regionally, the positivity of 24 breeders farms in the Jeonju, Jeongeup, Namwon, and Jangsu were noted as 100%, whereas 85.7% in Iksan. The positivity to species such as Cobb(20), Ross(13) and Hanhyup-3(5), all of the breeding farms were detected as positive, 40(86.9%), 17(94.4%) and 14(100.0%) in blocks, 553(60.1%), 285(79.2%) and 219(78.2%) in hens, and their mean S/P ratio were 1.677, 1.769 and 2.254, respectively. The positivity of the breeders vaccinated with ARV, all of the 9 breeder farms(38 blocks) were noted as 100%, but 627(82.5%) in hens, and its mean S/P ratio was 1.273. Whereas nonvaccinated with ARV were 28(96.5%) in breeders farms, 38(95.0%) in blocks, 660(82.5%) in hens, and the mean S/P ratio was 1.612. In species which were vaccinated with ARV, 11 breeder farms(38 blocks) were noted as 100%, but 82.5% in hens, and their mean S/P ratio were 1.315. Whereas in nonvaccinated with ARV, 25(92.6%) in farms, 38(95.0%) in blocks and 660(82.5%) in hens were positive, and their mean S/P ratio was 1.532.
손구례 ( Ku Rye Shon ),이정원 ( Jeoung Won Lee ),이희문 ( Hee Mum Lee ) 한국동물위생학회 2007 한국동물위생학회지 (KOJVS) Vol.30 No.1
Bovine leukosis is one of the important diseases in Korea because of economic losses, and this study was conducted to provide basic information for the control of the disease. A total of 2,104 sera were obtained from 491 farms and examined by commercial kit. In the seroprevalence of farms and heads, 71 farms out of 491 were seropositive (14.5%) and 119 heads were positive (5.7%) out of 2,104. In the areal distribution of seropositiveness, Soseong-myeon showed the highest rate (39.5%, 15/38 farms)and Yeongwon-myeon was the lowest (2.6%, 1/38 farms). By age, positive rate in the below of 1 year old cattle was much less than that in the over of 1 year old, namely, the former was 1.9% (3/161 farms) and the latter 20.6% (68/330 farms). According to the farm size, there was no significant difference among the size. However, the highest rate was shown in the farms having 50-99 heads, 23.2% (13/56 farms).