O型口蹄疫病毒前导蛋白的研究

田  祺, 曹 俊伟
内蒙古农业大学生命科学学院;内蒙古自治区生物制造重点实验室;地区特色家畜生物技术创新团队

摘要


口蹄疫是由口蹄疫病毒(Foot and mouth disease virus,FMDV)引起的一种急性热性高度传染性疾病,主要
感染猪牛羊等偶蹄动物。FMDV为单链正链病毒,只有一个开放阅读框,其中前导蛋白基因位于ORF的5端;前导
蛋白在影响病毒毒力方面发挥重要作用。口蹄疫病毒前导蛋白(Lpro)作为口蹄疫病毒首个翻译的蛋白,在病毒毒
力等方面发挥着重要作用,研究表明敲除前导蛋白会使口蹄疫病毒毒力降低。

关键词


口蹄疫;前导蛋白;核因子κB;免疫应答;干扰素

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参考


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