检测鹿黏膜病病毒LDR-PCR方法的建立
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摘要
为准确特异灵敏地检测鹿黏膜病病毒(BVDV),本研究建立了一种新的LDR-PCR方法。首先在病毒的保守区内设计1对LDR探针,LDR探针两端各连有1段引物对应序列,以连接产物为模板进行PCR,琼脂糖凝胶电泳检测结果。通过对LDR反应的退火温度、连接酶浓度及探针浓度等反应条件进行优化,确定了LDR最佳的反应体系,并建立了LDR-PCR方法。结果表明,本方法可以特异地检测BVDV,最低检测限为10~1个拷贝。此方法的建立为BVDV基础研究和临床应用提供了良好的技术平台,为进一步开发高通量的多病原检测技术提供了技术基础。
In order to accurately specific and sensitive detection of deer mucosal disease virus(BVDV),this study established a new LDR-PCR method.First,the conservative region of the virus to design a pair LDR probes,LDR probes attached at each end of the corresponding period of the primer sequences to the ligation product as a template PCR,agarose gel electrophoresis test results.By LDR reaction annealing temperature,the ligase concentration and reaction conditions such as probe concentrations were optimized to determine the optimum LDR reaction system,and the establishment of LDR-PCR method.The results show that this approach can specifically detect BVDV,the lowest detection limit of 10 copies.This method is an BVDV establish basic research and clinical applications provide a good technical platform,provide the technical foundation for the further development of high-throughput multi-pathogen detection technology.
引文
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