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Survivin-2B增强甲氨蝶呤抑制BEL-7402

Progress in Modern Biomedicine(2013)

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Abstract
目的:研究高表达Survivin-2B对化疗药物甲氨蝶呤抑制肝肿瘤细胞株BEL-7402作用的影响。方法:构建真核表达重组质粒Survivin-2B/pcDNA3.1(-),利用增强型绿色荧光蛋白pEGFP-C1真核质粒测定脂质体转染条件及效率,采用该条件瞬时转染Survivin-2B/pcDNA3.1(-)、Survivin/pcDNA3.1(-)以及pcDNA3.1(-)阴性对照质粒至肝肿瘤细胞株Bel-7402,MTT法检测100mg/ml甲氨蝶呤作用时,各组细胞抑制情况的差异。结果:成功构建Survivin-2B/pcDNA3.1(-)重组质粒,脂质体转染48 h转染效率为62%,甲氨蝶呤对高表达Survivin-2B的Bel-7402细胞抑制率最高。结论:Survivin-2B与甲氨蝶呤同时作用可以提高对Bel-7402细胞的抑制率,为肿瘤治疗提供了新思路。
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Key words
BEL-7402,Survivin,Splice variant,Survivin-2B
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