QIU Yu-yu WU Cong-ping LIU Jin-hua ZHANG Xian-zhong Taishan Medical University,Tagan,China 27100 LI Xiao-xia SUN Shu-hong College of Animal Science and Technology,Shangdong Agricultural University,Taian,China 271018
Abstract:
Subgroup JAvian Leukosis Virus was isolated and identified from a breeding farm with sus- pected sick chickens by inoculating the samples into embryo fibroblast,by indirect immunofluorescence as- say(IFA)and PCR amplification technology.The results of IFA with ALV-J specific monoclonal antibody JE9 and PCR showed that the suspected sick chickens had been infected by ALV-J.