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KMID : 1023520080310010071
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Korean Journal of Veterinary Service
2008 Volume.31 No. 1 p.71 ~ p.77
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Detection of porcine circovirus 2, porcine reproductive and respiratory syndrome virus and Mycoplasma hyopneumoniae from swine lungs with lesions by PCR
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Chu Keum-Suk
Kang Mi-Seon
Jo Young-Suk
Lee Jeong-Won
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Abstract
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Today swine respiratory disease is one of the most important diseases because of its economic losses and severe infection nationwide, and swine society as well as veterinary service are trying to prevent the diseases in Korea. This study would like to obtain some information useful for the control of the diseases. A total of 174 lung specimens with lesion consisted of 3 sorts; 60 were collected from nursey pigs requested for diagnostic service from March of 2006 to October of 2007, 58 finishing pigs and 56 sows were selected from slaughterhouse from September to November 2007. In the detection test of pathogens by PCR, porcine circovirus 2 (PCV2), porcine reproductive and respiratory syndrome virus (PRRSV) and Mycoplasma hyopneumoniae were positive in 95.4%, 31.6%, and 20.1%, respectively. Double infection rate with PCV2 and PRRS was 30.4%, PCV2 and M hyopneumoniae was 19.5%, triple infection with PCV2, PRRS and M hyopneumoniae was 5.7%, respectively.
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KEYWORD
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PCV2, PMWS, PRRS, M hyopneumoniae
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