鬼臼毒衍生物诱导人肺腺癌A549细胞凋亡【精品论文】鬼臼毒衍生物诱导人肺腺癌A549细胞凋亡【关键词】鬼臼***;肺肿瘤;腺癌;,细胞凋亡;抗原,CD95;基因,BclApoptosisinhumanlungadenocarcinomacelllineA549byderivativeofpodophyllotoxin【Abstract】AIM:2,aderivativeofpodophyllotoxin,:MTTassay,electronmicroscopy,,,48,,,,;agarosegelelectrophoresisshowedanevidentDNAfragmentation;cellcycleanalysisindicatedanincreasedSphaseproportion,aswellasanapparentS/2decreasedBcl2proteinexpression(P<),whichisprobablyassociatedwiththedecreasedBcl2expressionandcellcyclearrest.【Keywords】podophyllotoxin;lungneoplasms;adenocarcinoma;apoptosis;antigens,CD95;genes,Bcl2【摘要】目的:2对人肺腺癌细胞A549的凋亡诱导作用,:采用四***偶氮唑蓝(MTT)比色法、电子显微镜、DNA琼脂糖凝胶电泳和细胞周期分析法检测A549细胞凋亡;采用流式细胞术(FCM)测定细胞Bcl2,,24,48,,,,电镜观察呈现典型的凋亡形态改变;DNA电泳可见明显的梯状条带;细胞周期分析显示S期细胞数明显增多,出现S/2能显著降低Bcl2蛋白表达(P<);Fas蛋白表达水
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