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LncRNA PVT1对肾癌细胞株786-0增殖、侵袭和迁移的影响研究 被引量:1

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摘要 目的:探讨长链非编码核糖核酸PVT1(LncRNA PVT1)在肾癌细胞株786-0中表达及其对肾癌细胞株786-0增殖、侵袭、迁移的影响。方法:采用实时荧光定量PCR(qRT-PCR)法比较人正常肾细胞株与人肾癌细胞株786-0中LncRNA PVT1表达差异,采用小干扰RNA(siRNA)转染786-0,使LncRNA PVT1基因沉默后通过CCK-8法检测LncRNA PVT1沉默对细胞增殖能力的影响,Transwell小室法检测LncRNA PVT1沉默对786-0细胞迁移能力、侵袭能力的改变,通过蛋白质印记法(Western blot)检测增殖相关蛋白β-catenin、cyclin D1及侵袭迁移相关蛋白N-cadherin、vimentin、E-cadherin表达情况。结果:与正常组、癌旁组相比,肾癌组细胞LncRNA-PVT1相对表达量显著升高(P<0.05);与空白组、阴性对照组相比,siPVT1组LncRNA-PVT1相对表达量显著降低(P<0.05),转染后48 h后OD值显著降低(P<0.05),细胞β-catenin、Cyclin D1蛋白水平显著降低(P<0.05),侵袭细胞数、迁移细胞数显著降低(P<0.05),N-cadherin、vimentin蛋白表达显著降低(P<0.05),E-cadherin蛋白表达显著升高(P<0.05)。结论:肾癌细胞株786-0中LncRNA PVT1高表达,沉默LncRNA PVT1表达可抑制786-0细胞增殖、降低细胞侵袭、迁移能力。
出处 《中国中西医结合肾病杂志》 2022年第2期156-159,I0004,共5页 Chinese Journal of Integrated Traditional and Western Nephrology
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