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猪圆环病毒2型LAMP检测方法的建立

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摘要 本试验首先以PCV2的ORF2基因作为靶基因设计4条特异性引物,再优化LAMP反应体系各成分以找到最佳配比,经过特异性与灵敏度试验的验证,最终建立快速检测PCV2的LAMP方法。结果显示,该方法最短可在1h内完成整个检测过程,最小检测量接近1拷贝质粒DNA,灵敏度远高于本实验室常用的PCR方法,且相同条件下PCV1、PPV、PRV均不发生扩增,特异性良好。除通过琼脂糖凝胶电泳得到阶梯状条带外,还可加入SYBR Green I染料肉眼判定结果。
出处 《山东畜牧兽医》 2016年第5期9-11,共3页 Shandong Journal of Animal Science and Veterinary Medicine
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