• 華中科技大學(xué)同濟(jì)醫(yī)學(xué)院附屬同濟(jì)醫(yī)院普通外科(武漢430030);

目的 探討納米磁藥物靶向治療膽管移植瘤組織中凋亡相關(guān)基因caspase-3的表達(dá)。方法 建立荷人膽管癌裸鼠模型,隨機(jī)分為空白對(duì)照組、納米磁藥物組(藥物濃度為250 mg/kg)、納米磁藥物靶向A組(藥物濃度為150 mg/kg)和納米磁藥物靶向B組(藥物濃度為250 mg/kg); 取治療后第21 d的各組腫瘤組織用免疫組化及RT-PCR法測(cè)量其中caspase-3的蛋白及mRNA表達(dá)量并進(jìn)行分析。結(jié)果 納米磁藥物靶向B組中caspase-3的表達(dá)量最高,其次依次為納米磁藥物靶向A組、納米磁藥物組,空白對(duì)照組幾乎沒有caspase-3蛋白及mRNA的表達(dá),且各組間差異均有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)論 磁靶向治療腫瘤后能引起更多凋亡相關(guān)基因caspase-3表達(dá),并且隨納米磁藥物劑量增加,caspase-3表達(dá)增多。

引用本文: 李宏,鄭建偉,唐滔,鄒聲泉. caspase-3在納米磁藥物靶向治療膽管移植瘤組織中的表達(dá). 中國普外基礎(chǔ)與臨床雜志, 2006, 13(6): 685-688. doi: 復(fù)制

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