Andrographolide induces cycle arrest at G2/M phase and intrinsic apoptosis in gastric carcinoma cells(穿心莲内酯诱导胃癌细胞周期抑制和内源性凋亡)
研究了穿心莲内酯诱导胃癌细胞SGC-7901生长抑制、周期阻滞与细胞凋亡的作用机制.用梯度浓度的穿心莲内酯作用于SGC-7901细胞,以MTT法检测药物对细胞的生长抑制情况;以流式细胞技术检测SGC-7901的周期分布状况、胞内的ROS水平以及线粒体膜电位的变化;以Annexin V-FITC/PI双染法检测细胞凋亡的水平;以Western blot检测不同加药浓度处理后的细胞内相关蛋白水平的变化.可知穿心莲内酯对SGC-7901细胞具有时间依赖和浓度依赖的抑制效果,48 h的IC50约为24 µg • mL-1;并且能够有效抑制G2/M期的周期进展,随后诱发内源性凋亡途径;与此同时,细胞内的...
Main Authors: | LIUQizhang(刘奇章), GONGXingguo(龚兴国) |
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Format: | Article |
Language: | zho |
Published: |
Zhejiang University Press
2017-07-01
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Series: | Zhejiang Daxue xuebao. Lixue ban |
Subjects: | |
Online Access: | https://doi.org/10.3785/j.issn.1008-9497.2017.04.011 |
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