厚朴酚联合5-FU对人结肠癌HCT-8细胞增殖和SFRP-4表达的影响

被引:7
作者
何胜利 [1 ]
沈婕 [1 ]
徐选福 [2 ]
胡南华 [1 ]
蔡芸芸 [1 ]
机构
[1] 复旦大学附属肿瘤医院闵行分院肝胆胰肿瘤中西医结合科
[2] 同济大学附属上海市第十人民医院消化科
关键词
结肠肿瘤; 厚朴酚; 氟尿嘧啶; 分泌型卷曲蛋白4; HCT-8细胞;
D O I
暂无
中图分类号
R735.34 [];
学科分类号
100214 ;
摘要
目的 :探讨厚朴酚联合5-氟尿嘧啶(5-fluorouracil,5-FU)对人结肠癌HCT-8细胞增殖和分泌型卷曲蛋白4(secreted frizzled-related protein-4,SFRP-4)表达的影响。方法 :分别采用厚朴酚、5-FU和厚朴酚联合5-F U处理结肠癌HCT-8细胞后,MTT法检测细胞的增殖情况,Hoechst 33258染色法检测细胞凋亡的形态变化,FCM法检测细胞的周期分布,蛋白质印迹法检测细胞中SFRP-4和β-catenin蛋白的表达水平。结果 :厚朴酚、5-F U和厚朴酚联合5-FU均可抑制HCT-8细胞的增殖(P<0.05),其中联合用药组的抑制作用更强。厚朴酚、5-FU和厚朴酚联合5-FU作用后,HCT-8细胞出现明显的细胞凋亡的形态变化,联合用药组细胞凋亡的形态变化更明显。5-F U或厚朴酚联合5-F U作用于HCT-8细胞后,G0/G1期细胞所占比例增加,S期和G2/M期细胞所占比例下降(P均<0.05)。厚朴酚、5-FU和厚朴酚联合5-FU组HCT-8细胞中SFRP-4的表达水平明显高于未用药处理的空白对照组(P<0.05),5-FU联合厚朴酚组HCT-8细胞中β-catenin的表达水平显著低于5-FU组和厚朴酚组(P<0.05)。结论 :厚朴酚联合5-FU能显著抑制人结肠癌HCT-8细胞的增殖,增加G0/G1期细胞所占比例,其机制可能与调节HCT-8细胞中SFRP-4和β-catenin蛋白的表达水平有关。
引用
收藏
页码:1097 / 1101
页数:5
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