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补中益气汤对A549/DDP移植瘤裸鼠中Bad,NF-κB,caspase-9,Survivin,mTOR表达的影响

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica(2017)

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Abstract
探讨补中益气汤对A549/DDP移植瘤裸鼠中Bad,NF-κB,caspase-9,Survivin,mTOR表达的影响.BALB/C裸鼠60只随机分为空白对照组、荷瘤对照组、顺铂组和补中益气汤高剂量+顺铂组(高联组)、补中益气汤中剂量+顺铂组(中联组)、补中益气汤低剂量+顺铂组(低联组),培养A549/DDP细胞(浓度为5×106个/mL),接种于各组,观察各组成瘤情况.给予相应治疗,14 d后取瘤组织固定、切片,免疫组织化学方法、Real-time PCR方法检测各组裸鼠移植瘤中Bad,NF-κB,caspase-9,Survivin,mTOR蛋白和mRNA的表达水平.结果显示补中益气汤联合顺铂可降低移植瘤体积,中联组和高联组的抑瘤率与顺铂组比较,差异有统计学意义(P<0.05);与荷瘤对照组比较,中联组和高联组Bad,NF-κB,Survivin,mTOR的蛋白和mRNA的表达明显减少(P<0.05),caspase-9的蛋白和mRNA在中联组和高联组的表达逐渐增多,与荷瘤对照组比较,差异有统计学意义(P<0.05);Bad,NF-κB,caspase-9的mRNA,中联组和高联组与顺铂组、低联组、荷瘤对照组比较有统计学意义(P<0.05),低联组、顺铂组、荷瘤对照组两两比较,无统计学差异,各因子蛋白和mRNA的表达中联组和高联组比较,无统计学意义.结果表明补中益气汤与顺铂联合作用可抑制A549/DDP移植瘤的生长,补中益气汤抑制A549/DDP移植瘤的作用可能是通过调节Bad,NF-κB,caspase-9,Survivin,mTOR,促进细胞凋亡实现的.
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Key words
A549/DDP,Bad,Buzhong Yiqi decoction,NF-κB,Survivin,caspase-9,mTOR,nude mice
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