人参对胃癌SGC-7901侧群细胞裸鼠移植瘤生长及Bcl-2、Bax表达的影响

被引:8
作者
钱军 [1 ]
刘元 [1 ,2 ]
郭成旭 [1 ]
朱超 [1 ]
承泽农 [3 ]
机构
[1] 蚌埠医学院第一附属医院肿瘤外三科
[2] 蚌埠医学院研究生部
[3] 蚌埠医学院第一附属医院病理科
关键词
侧群细胞; 非侧群细胞; 裸鼠移植瘤; 人参;
D O I
10.19405/j.cnki.issn1000-1492.2016.06.003
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
目的探讨人参对胃癌SGC-7901侧群(SP)细胞裸鼠移植瘤生长及Bcl-2、Bax表达的影响。方法分选SP和非侧群(NSP)细胞;熬制人参汤剂,制备人参含药血清;Western blot法检测细胞中Bcl-2、Bax表达;建立裸鼠移植瘤模型,绘制瘤体生长曲线,计算抑瘤率;免疫组化法检测瘤体Bcl-2、Bax的表达。结果 SP细胞生理盐水(NS)组移植瘤体积明显大于NSP细胞NS组(P<0.05),NS组移植瘤体积明显大于相应人参组,差异有统计学意义(P<0.01),SP细胞人参组移植瘤体积与NSP细胞人参组差异无统计学意义;SP组和NSP组人参的抑瘤率分别为43.04%、31.55%;Western blot及免疫组化显示人参可抑制移植瘤Bcl-2、诱导Bax的表达,与相应NS组比较,差异有统计学意义(P<0.05,P<0.01)。结论 SP细胞的成瘤能力较NSP细胞强,人参可以抑制裸鼠移植瘤的生长,机制可能与诱导细胞凋亡相关。
引用
收藏
页码:773 / 777
页数:5
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