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Expression of stem cell specific gene Oct-4 in human cancer cell lines and its significance
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PANCREATOLOGY
- Issue:
- 6
- DOI:
- 10.3760/cma.j.issn.1674-1935.2007.06.003
- Key Word:
- 干细胞;细胞系,肿瘤;Oct-4
Abstract： 目的 探讨干细胞相关基因Oct-4在多种人肿瘤细胞系中的表达.方法 体外培养人胰腺癌、宫颈癌、肝癌、乳腺癌、结肠癌细胞系,应用RT-PCR和Western blot法分别检测Oct-4 mRNA和蛋白在各种人肿瘤细胞系中的表达.结果 Oct-4 mRNA和蛋白在胰腺癌细胞系SW1990、PANC1、BxPC3、PC3,宫颈癌细胞系HELA,肝癌细胞系HepG2,乳腺癌细胞系MCF-7和结肠癌细胞系CaCo2中均有表达.结论 干细胞相关基因Oct-4在肿瘤细胞中的表达,一方面说明恶性肿瘤与干细胞具有密切的关系,另一方面也说明Oct-4基因在这些肿瘤的发生中起到重要作用.
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