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应用Dot-ELISA快速检测牙鲆腹水病病原的研究
引用本文:朱壮春,陈阳,郝东升,姜广建,邢朝斌,吴鹏,白崇洲,李金龙,史相国.应用Dot-ELISA快速检测牙鲆腹水病病原的研究[J].水产科学,2010,29(3).
作者姓名:朱壮春  陈阳  郝东升  姜广建  邢朝斌  吴鹏  白崇洲  李金龙  史相国
作者单位:1. 华北煤炭医学院,生物科学系,河北,唐山,063000
2. 华北煤炭医学院,附属医院,河北,唐山,063000
3. 陡河水库管理处,河北,唐山,063000
基金项目:唐山市科技局科技攻关项目(06125401A-3)
摘    要:选用硝酸纤维素膜作固相载体,建立检测迟钝爱德华氏菌的斑点酶联免疫吸附试验诊断方法。根据棋盘试验,确定迟钝爱德华氏菌免疫血清最佳工作浓度为1∶800,酶标抗体最佳工作浓度为1∶200,以出现明显清晰斑点者判定为阳性。用该方法检测时,迟钝爱德华氏菌呈阳性,温和气单胞菌、嗜水气单胞菌、河流弧菌、溶藻弧菌、鳗弧菌、腐败希瓦氏菌、产碱普罗威斯登菌、阪崎肠杆菌和大肠杆菌均呈阴性。试验结果表明,Dot-ELISA方法简便、特异、快速、结果直观,便于在基层推广使用。

关 键 词:斑点酶联免疫吸附试验  牙鲆  迟钝爱德华氏菌  快速检测  

Rapid Detection of Pathogenic Bacteria of Ascites in Japanese Flounder(Paralichthys olivaceus)by Dot-ELISA
ZHU Zhuang-chun,CHEN Yang,HAO Dong-sheng,JIANG Guang-jian,XING Zhao-bin,WU Peng,BAI Chong-zhou,LI Jin-long,SHI Xiang-guo.Rapid Detection of Pathogenic Bacteria of Ascites in Japanese Flounder(Paralichthys olivaceus)by Dot-ELISA[J].Fisheries Science,2010,29(3).
Authors:ZHU Zhuang-chun  CHEN Yang  HAO Dong-sheng  JIANG Guang-jian  XING Zhao-bin  WU Peng  BAI Chong-zhou  LI Jin-long  SHI Xiang-guo
Institution:1.Department of Biological Sciences;North China Coal Medical College;Tangshan 063000;China;2 Affiliated Hospital of North China Coal Medical College;3.Douhe Reservoir Management;China
Abstract:A Dot-Enzyme Linked Immunosorbent Assay(Dot-ELISA)was successfully established for detection of Edwardsiella tarda found in Japanese flounder(Paralichthys olivaceus)by using nitrocellulose membrane as solid carrier. The working concentration of serum samples was 1∶800 dilution and that of the enzyme-labeled goat anti-rabbit IgG was 1∶200 dilution by chessboard assay. The samples with clear and obvious dots were judged as positive reaction. Edwardsiella tarda was positive in the Dot-ELISA, while Aeromonas sobria, A. hydrophila, Vibrio fluvialis, V.alginolyticus , V.anguillarum , Shewanella putrefaciens, Providencia alcalifaciens , Enterobacter sakazakii and Escherichia coli were negative in the assay. The trial indicated that this method was simple, specific, quick, direct, easy extention and application at basic units.
Keywords:Dot-ELISA  Japanese flounder(Paralichthys olivaceus)  Edwardsiella tarda  rapid detection
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