抗博爾納病病毒磷蛋白單克隆抗體的制備及鑒定
[Abstract]:Objective to prepare monoclonal antibody against recombinant (BDV) phosphorous protein (p24) of Borna disease virus and identify its specificity. Methods mice were immunized with purified recombinant BDVp24, and myeloma cells were fused with spleen cells. The cell lines secreting anti-p24 monoclonal antibody were screened by ELISA method, and were cloned and subcloned. The final two cell lines were injected into mouse abdominal cavity to prepare monoclonal antibody. After purification by affinity purification, the titers were determined by ELISA method. The specificity of McAb was identified by Western blot and immunofluorescence. Results two hybridoma cell lines secreting anti-p24 McAb stably were established. The antibody subclasses were all of IgG1 type. The purity of purified ascites anti p24 monoclonal antibody was 98% and the titer of Elisa was more than 1:81. The antibody could recognize the p24 protein expressed by recombinant p24 protein and human oligodendrocyte (Oligodendroglia cell,OL) cells infected with BDV. Conclusion A highly sensitive and specific monoclonal antibody against BDVp24 was successfully prepared, which provides a basis for the development of the diagnostic method of Borna disease virus and the study of infection mechanism.
【作者單位】: 重慶三峽醫(yī)藥高等專(zhuān)科學(xué);A(chǔ)醫(yī)學(xué)部;重慶醫(yī)科大學(xué)神經(jīng)科學(xué)研究中心;重慶三峽中心醫(yī)院神經(jīng)內(nèi)科;
【基金】:國(guó)家重點(diǎn)基礎(chǔ)研究發(fā)展計(jì)劃(973計(jì)劃,No.2009CB918300)~~
【分類(lèi)號(hào)】:R392-33
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