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J亚群禽白血病病毒的免疫荧光检测效果
引用本文:秦爱建,刘岳龙,周绮雯,黄维嘉.J亚群禽白血病病毒的免疫荧光检测效果[J].中国预防兽医学报,2001,23(3):214-216.
作者姓名:秦爱建  刘岳龙  周绮雯  黄维嘉
作者单位:杨州大学畜牧兽医学院,
基金项目:江苏省教育厅自然基金重点项目(代号00KJB230002);教育部基金.扬州大学博士启动基金。
摘    要:应用特异性抗J亚群禽白血病病毒(ALV-J)的单克隆抗体JE9建立了免疫荧光检测ALV-J抗原和抗体的方法。结果表明,在ALV-JADOL-Hcl感染鸡胚成纤维细胞(CFF)24小时后,可以用1FA检测出阳性细胞,感染72小时后,可以检测出最小病毒感染量≥1.25TCID50/孔。对人工感染ALV-J鸡肾脏冰冻切片检测结果证明,免疫荧光法可以检测出组织中的ALV-J抗原,表现强阳性反应。用重组病毒rBac4817-env感染的Sf9细胞作抗原,可以检测出鸡血清中抗ALV-J的特异性抗体。该方法在ALV-J的控制中必将产生重要作用。

关 键 词:禽白血病病毒  J亚群  单克隆抗体  免疫荧光试验
文章编号:1008-0589(2001)03-0214-03
修稿时间:2000年11月7日

Detection of Subgroup J Avian Leukosis Virus by Immunofluorescence Assay
QIN Aijian,LIU Yuelong,ZHOU Qiwen,HUANG Weijia.Detection of Subgroup J Avian Leukosis Virus by Immunofluorescence Assay[J].Chinese Journal of Preventive Veterinary Medicine,2001,23(3):214-216.
Authors:QIN Aijian  LIU Yuelong  ZHOU Qiwen  HUANG Weijia
Abstract:A procedure for detecting avian leukosis virus Subgroup J(ALV_J)by immunofluorescence assay(IFA)was developed.The results showed that CEF infected with ALV_J ADOL_Hcl for 24hr was positive to Monoclonal antibody JE9 which were specific to envelope protein of ALV_J in IFA.The sensitivity of detection was not less than 1.25 TCID 50 per well CEF cells in 96_well plate.Frozen section of kideny infected with ALV_J showed positive but SPF chicken tissue negative in IFA.Sf9 cells infected with recombinant baculovirus rBac4817_env could be used to detect antibodies of ALV_J in chickens.The procedure will be very useful in control of ALV_J in the future.
Keywords:Avian leukosis virus  Subgroups J  Monoclonal antibody  Immunofluorescence assay
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