双氢青蒿素对小鼠Lewis肺癌移植瘤生长的影响

Chinese Journal of Clinical Pharmacology and Therapeutics(2008)

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Abstract
目的:探讨双氢青蒿素对小鼠Lewis肺癌移植瘤的抑瘤效应及其作用机制。方法:50只C57BL/6J小鼠皮下接种3LL细胞(2×106),随机分为5组,分别为生理盐水组,阳性对照顺铂组,双氢青蒿素高、中、低剂量组(150、100、50mg/kg),检测各组小鼠的体重变化和抑瘤率,应用流式细胞术进行瘤细胞的DNA倍体分析。结果:双氢青蒿素中、高剂量组体重无生理盐水组增加明显,其抑瘤率分别为53.50%及59.24%;流式细胞术检测双氢青蒿素能诱导肿瘤细胞凋亡,并能影响肿瘤的细胞周期,G0/G期及G2/M期细胞数大量减少,细胞被阻滞在S1期。结论:口服双氢青蒿素对Lewis小鼠肺癌有明显的抑制作用,可促进肿瘤细胞凋亡。
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Key words
lung cancer,C57BL/6J mice,apoptosis,Dihydroarteannuin,cell cycle
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