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1、益气活血方药对老年大鼠肝脏衰老相关基因表达的影响论文黎志萍,赵伟康,徐品初,陈方敏,金国琴,姚明忠【关键词】肝细胞[摘要]目的:观察益气、活血方药对老年大鼠肝脏衰老相关基因表达的影响。方法:以自然衰老大鼠为衰老模型,采用RTPCR、ethods:Arecipeforreplenishingqiandarecipeforactivatingbloodinisteredtoagingratsrespectively,andtheeffectsoftheaboverecipesontheexpressionsofsenescencerelatedgenes(p16,p21,P
2、A,cyclinD1andcyclinE)inedbyRTPCRandSF)和40μl混合蛋白酶抑制plete液(pleteEDTAfreeproteaseinhibitorcocktailtablet,1片加1ml水),4℃10000r/min离心10min,取上清液于-70℃冷冻保存。24h后10000r/min离心10min,取上清液分装,-70℃冷冻保存。Lododecylsulfatepolyacrylamidegelelectrophoresis,SDSPAGE)和免疫印迹反应,用SupersignalECL发光剂荧光显色X光胶片曝光,观察蛋白条带。1.5图
3、像处理及统计分析RTPCR、:Marker;1:Youngcontrolgroup;2:Untreatedgroup;3:Qibenefitingrecipetreatedgroup;4:Bloodactivatingrecipetreatedgroup图2cyclinD1、PA和cyclinE琼脂糖凝胶电泳(略)Fig2AgarosegelelectrophoresisofcyclinD1,PAandcyclinEM:Marker;1:Youngcontrolgroup;2:Untreatedgroup;3:Qibenefitingrecipetreatedgroup
4、;4:Bloodactivatingrecipetreatedgroup表1益气、活血方药对大鼠肝脏衰老相关基因mRNA表达的影响(目的基因/βactin)(略)Tab1EffectsofqibenefitingandbloodactivatingrecipesonmRNAexpressionsofp16,p21,PA,cyclinD1andcyclinEgenesintheliverofrats(targetgene/βactin)*P0.05,**P0.01,vsyoungcontrolgroup;△△P0.01,vsuntreatedgroup表2益气、活血方药对
5、大鼠肝脏衰老相关基因蛋白表达的影响(目的基因/βactin)(略)Tab2Effectsofqibenefitingandbloodactivatingrecipesonproteinexpressionsofp16,p21,PA,cyclinD1andcyclinEgenesintheliverofrats(targetgene/βactin)**P0.01,vsyoungcontrolgroup;△△P0.01,vsuntreatedgroup图3p16、p21、PA、cyclinD1和cyclinE蛋白印迹杂交结果(略)Fig3K.Agedependentmodi
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