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- W884734110 abstract "目的:探讨mir-15a和mir-16-1诱导人淋巴瘤Raji细胞株的凋亡。方法:利用Oligofectamine 2000脂质体法将化学合成的mir-15a和mir-16-1寡核苷酸,随机序列,分别转染Raji细胞。采用间接免疫荧光及流式细胞仪检测Bcl-2蛋白表达情况,半定量RT-PCR检测Bcl-2 mRNA表达水平,台盼蓝拒染法和CCK8法检测mir-15a和mir-16-1对Raji细胞的生长抑制作用,Hoechst染色观察细胞凋亡形态,流式细胞仪——ArmexinV/PI双染色法检测细胞凋亡率。结果:间接免疫荧光法显示Raji细胞经转染mir-15a和mir-16-1寡核苷酸48h后,Bcl-2蛋白的表达量降低,与空白对照组和随机序列组有显著性差异(P〈0.05);RT-PCR法显示各组间Bcl-2 mRNA的表达无显著性差异;台盼蓝拒染法和CCK8法显示,转染后各时间点mir-15a和mir-16-1寡核苷酸组Raji细胞的生长受到抑制,Hoechst染色可见明显凋亡细胞,流式细胞仪——AnnexinV/PI双染色法检测显示,mir-15a组早期凋亡率和晚期凋亡率分别为9.74%和9.65%,mir-16-1组早期凋亡率和晚期凋亡率分别为9.70%和9.34%,明显高于空白对照组和随机对照组。结论:mir-15a和mir-16-1可诱导淋巴瘤细胞凋亡。" @default.
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- W884734110 date "2008-01-01" @default.
- W884734110 modified "2023-09-24" @default.
- W884734110 title "mir-15a和mir-16-1诱导人淋巴瘤Raji细胞株的凋亡" @default.
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