山萘酚对人肝癌Bel-7402细胞增殖、迁移、侵袭及凋亡的影响

被引:7
作者
仲富瑞 [1 ]
程宦立 [1 ]
张浩 [1 ]
杜毅超 [1 ,2 ]
胡启辉 [1 ]
付文广 [1 ,2 ]
夏先明 [1 ,2 ]
机构
[1] 西南医科大学附属医院肝胆外科
[2] 西南医科大学附属医院四川省院士(专家)工作站
关键词
山萘酚; 肝肿瘤; 细胞增殖; 细胞运动; 细胞凋亡;
D O I
暂无
中图分类号
R285.5 [中药实验药理];
学科分类号
100806 [中药药理学];
摘要
目的探讨山萘酚对人肝癌Bel-7402细胞增殖、迁移、侵袭及凋亡的影响,并探讨其相关分子机制。方法将体外培养的肝癌Bel-7402细胞随机分为对照组和低、中、高浓度实验组,实验组分别用低、中、高浓度山萘酚(25、50、100μmol/L)处理,对照组予以等量二甲基亚砜处理。用CCK-8法检测山萘酚对Bel-7402细胞活力的影响;平板克隆检测山萘酚对细胞克隆形成能力的影响;细胞划痕和Transwell小室侵袭实验检测山萘酚对细胞迁移和侵袭的影响; Western Blot检测凋亡及周期相关蛋白表达情况。多组间比较采用单因素方差分析,进一步两两比较采用LSD-t检验。结果对照组和低、中、高浓度实验组的细胞活力在处理24 h后分别为(100. 00±2. 72)%、(75. 70±2. 42)%、(62. 79±2. 45)%、(43. 41±2. 11)%,与对照组比较,各实验组细胞活力均明显下降(P值均<0. 05)。各组细胞克隆形成数分别为923. 3±35. 2、682. 7±24. 4、464. 0±22. 0、327. 3±14. 0,与对照组比较,各实验组细胞克隆形成能力均明显下降(P值均<0. 05)。处理24 h后,各组的相对迁移率分别为(100. 00±1. 11)%、(63. 33±1. 16)%、(51. 72±3. 23)%、(37. 18±2. 71)%,穿膜细胞数目分别为212. 0±3. 0、134. 0±2. 0、71. 0±2. 0、34. 0±1. 0,与对照组比较,各实验组相对迁移率和穿膜细胞数均明显下降(P值均<0. 05)。处理48 h后,与对照组比较,低、中、高浓度实验组抗凋亡蛋白Bcl-2的表达水平均明显降低(P值均<0. 05),促凋亡蛋白Bax表达水平均明显升高(P值均<0. 05),周期蛋白CyclinD1表达水平均明显降低(P值均<0. 05)。结论山萘酚可抑制人肝癌Bel-7402细胞的增殖、迁移和侵袭能力,促进其凋亡,作用机制可能与调控凋亡蛋白Bax/Bcl-2以及下调周期蛋白CyclinD1的表达有关。
引用
收藏
页码:2725 / 2729
页数:5
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