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c-myc反义寡核苷酸对胃癌SGC7901增殖及凋亡的影响

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摘要 目的通过脂质体将c-myc正反义寡核苷酸转入人胃癌细胞SGC7901,测定c-myc正反义寡核苷酸对SGC7901细胞的增殖和凋亡的影响。方法通过脂质体将c-myc正反义寡核苷酸转入人胃癌细胞SGC7901,western blot检测c-myc蛋白的表达变化,MTT法检测增殖,流式细胞术检测凋亡。结果 c-myc反义寡核苷酸可以抑制SGC7901细胞c-myc蛋白的表达,并在72小时达到高峰,MTT检测到c-myc的反义寡核苷酸使细胞生长受到了明显的抑制,流式细胞仪监测c-myc反义寡核苷酸可明显的使得凋亡率上升其作用的高峰在第72小时达到高峰。结论 c-myc反义寡核苷酸可以明显得使得癌基因c-myc的表达受到抑制,从而发挥促进胃癌细胞SGC7901的凋亡并抑制细胞增殖的作用,而这些作用是与c-myc表达的抑制水平相平行的。
作者 陈建 薛亚晶
出处 《齐齐哈尔医学院学报》 2010年第17期2691-2692,共2页 Journal of Qiqihar Medical University
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