RNA 干扰 mPGES-1 基因对 K562/A 细胞增殖及凋亡的影响

【目的】探讨RNA干扰膜结合型前列腺素E2合酶1(mPGES-1)对阿霉素耐药的人红白血病细胞株K562/A细胞增殖、凋亡及耐药性的影响及其可能的机制。【方法】通过RNA干扰技术抑制K562/A细胞中mPGES-1表达。分组:①未处理组(K562/A),②干扰后的阴性对照组(K562/A-NC),③干扰组(K562/A-KD),④干扰后加入外源性PGE2组(K562/A-KD+PGE2);CCK-8法检测细胞活力;流式细胞术检测细胞凋亡;ELISA法检测PGE2浓度;Western blot检测蛋白水平。【结果】RNA干扰可明显下调K562/A细胞mPGES-1表达,抑制PGE2合成(<...

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Bibliographic Details
Main Authors: 邱梦, 聂大年, 谢双锋, 肖洁, 吴裕丹, 王秀菊, 杨文娟, 李益清
Format: Article
Language:zho
Published: Editorial Office of Journal of Sun Yat-sen University 2020-01-01
Series:Zhongshan Daxue xuebao. Yixue kexue ban
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Online Access:http://xuebaoyx.sysu.edu.cn/zh/article/43566447/
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