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白斑综合症病毒对对虾Caspase基因的调控

DOI: 10.11830/ISSN.1000-5013.2014.05.0537

Keywords: 对虾白斑综合症病毒, Caspase基因, 调控, 凋亡

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Abstract:

研究病毒感染对白斑综合症病毒基因的录调控的影响,将Caspase调控区的DNA进行生物素标记,然后与链霉亲和素修饰的琼脂糖结合.通过下拉发现,Caspase基因的启动子序列与white spot syndromic virus(WSSV)病毒的两个蛋白Vp38和Vp41B有相互作用.通过荧光素酶报告基因发现,Vp38和Vp41B对Caspase启动子活性分别有抑制和激活作用.采用RNAi技术下调两个WSSV蛋白的表达后,研究发现:Vp38和Vp41B分别对对虾血细胞的凋亡水平有促进和抑制的调控作用.

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