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Preparation of Monoclonal Antibodies against Mycoplasma capricolum subsp. capripneumoniae and Screening of Antibody Binding Epitopes

ZHENG Ying-ying1, PIAN Ya-ya2, CHU Yue-feng1, ZHAO Ping1, HE Ying1, JIAN Ying-na1, JIANG Yong-qiang2, LU Zhong-xin1   

  1. 1.Key Laboratory of Animal Virology of the Ministry of Agriculture,Key Laboratory of Grazing Animal Disease of the Ministry of Agriculture, State Key Laboratory of Veterinary Etiological Biology, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou 730046, China; 2.State Key Laboratory of Pathogen and Biosecurity, Institute of Microbiology and Epidemiology, Academy of Military Medical Sciences, Beijing 100071, China
  • Received:2014-01-09 Online:2014-08-20 Published:2014-08-22

Abstract: The aim of this research was to prepare monoclonal antibodies against Mycoplasma capricolum subsp.capripneumoniae (M.capricolum subsp.capripneumoniae, Mccp), and also screen antibody binding epitopes. We inactivated Mccp with formaldehyde, and then immunized BALB/c mice. We applied conventional fusion cell technology to obtain hybridoma cell, subclones, and ascites of monoclonal antibodies. We used enzyme-linked immunoassay (ELISA) and immunoblotting (Western blotting) technologies to identify the specificity of monoclonal antibodies, and enzyme digestion method to identify antibody binding epitopes. Finally, we successfully screened five monoclonal antibodies and identified three antibody binding epitopes, which provided a preliminary and reliable experimental basis for further scientific research.

Key words: Mycoplasma capricolum subsp.capripneumoniae; monoclonal antibodies; antibody binding epitopes