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牛病毒性腹泻病毒E_0-E_2融合基因重组卡介苗的构建 被引量:1

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摘要 为了增强重组卡介苗对牛病毒性腹泻黏膜病的免疫效果,本研究将敲除疏水氨基酸及密码子优化的E0基因与去除了C末端的疏水序列E2截短基因采用重叠延伸PCR的方法进行融合后,将其分别与p MV261/p MV361载体连接,电转化至卡介苗中,构建重组卡介苗。45℃热诱导重组卡介苗表达,对表达产物进行SDS-PAGE和Western blotting分析。结果证明E0-E2融合基因在卡介苗中成功表达,目的蛋白大小为66.5 ku,且具有反应原性。
出处 《畜牧与兽医》 北大核心 2015年第10期89-92,共4页 Animal Husbandry & Veterinary Medicine
基金 国家自然科学基金(31372436) 国家科技支撑计划(2011BAI03B02-1)
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