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Rutoside induce the expression of Caspase-3 in leukaemia cell apoptosis
Author(s): 
Pages: 604-606,封2
Year: Issue:  6
Journal: ACTA ACADEMIAE MEDICINAE CPAPF

Keyword:  芸香苷Caspase-3细胞凋亡K562细胞;
Abstract: [目的]研究芸香苷诱导白血病K562细胞凋亡过程中Caspase-3基因的表达.[方法]体外培养白血病K562细胞,锥虫蓝拒染法观察芸香苷对K562细胞的生长抑制作用.Hoechst33342/PI双荧光染色后,观察细胞核变化.TRIzol试剂提取芸香苷组及对照组细胞RNA,核酸定量仪检测纯度,RT-PCR扩增,紫外透射检测扩增产物,扩增产物测序,观察Caspase-3 mRNA的表达.[结果]芸香苷浓度为2×10-5、4×10-5、8×10-5mol/L时,细胞生长受到显著抑制,并呈剂量依赖性;RT-PCR产物经过序列测定证实经浓度为2×10-5 mol/L、4×10-5 mol/L的芸香苷处理后细胞诱导Caspase-3基因表达升高.[结论]芸香苷诱导白血病细胞发生凋亡,Caspase-3基因表达是其作用机制之一.
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