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沉默VEGF对胃癌细胞侵袭的影响

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摘要 目的用RNA干扰技术抑制VEGF基因表达,探讨RNA干扰对胃癌细胞的侵袭的影响。方法设计合成VEGF shRNA,体外脂质体介导转染胃癌细胞株BGC-823,EL1SA检测细胞培养上清液中VEGF蛋白的表达,体外侵袭实验比较细胞侵袭能力变化。结果 VEGF shRNA明显下调VEGF基因的表达,VEGF表达下调后,胃癌细胞体外侵袭能力显著降低。结论VEGF shRNA显著抑制了VEGF的表达和胃癌细胞侵袭。
出处 《中国卫生产业》 2011年第09Z期55-56,共2页 China Health Industry
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