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- W949849345 abstract "目的研究层黏素受体(LNR)反义硫代磷酸寡核苷酸片段(AsODN)对人胆管癌QBC939细胞基质蛋白水解酶-2(MMP-2)、基质蛋白水解酶-9(MMP-9)以及尿激酶型纤维蛋白溶解酶原激酶(u—PA)蛋白表达的影响。方法应用Western blotting分析浓度12/μmol/L的LNR AsODN作用48h后,QBC939细胞MMP-2、MMP-9以及u—PA蛋白表达水平。结果LNR AsODN能明显抑制人胆管癌细胞表达MMP-2、MMP-9以及u-PA,与对照组相比,MMP-2、MMP-9、u—PA蛋白表达下降分别为21.8%、16.5%和9.0%(P〈0.05)。结论胆管癌细胞QBC939蛋白水解酶MMP-2、MMP-9以及u—PA基因表达水平与层黏素受体的表达水平明显相关,LNRAsODN表达能够使胆管癌细胞蛋白水解酶基因表达下降,提示层黏素受体在介导胆管癌转移中发挥重要作用。" @default.
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- W949849345 date "2006-01-01" @default.
- W949849345 modified "2023-09-23" @default.
- W949849345 title "层黏素受体下调对蛋白水解酶MMP-2、MMP-9、u-PA蛋白表达的影响" @default.
- W949849345 hasPublicationYear "2006" @default.
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