口蹄疫是由口蹄疫病毒引起的一种偶蹄动物传染病目前常用接种弱毒疫苗的方法预防疫苗的主要成分是该病毒的一种结构蛋白vp1�学家尝试利用转基因 Template




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tomski口蹄疫是由口蹄疫病毒引起的一种偶蹄动物传染病目前常用接种弱毒疫苗的方法预防疫苗的主要成分是该病毒的一种结构蛋白vp1�学家尝试利用转基因 coloring