文章摘要
张琳琳辛晓燕△ 张建芳白露高静.5- 氮杂-2'-脱氧胞苷对卵巢癌细胞系CP70 顺铂耐药性的逆转作用[J].,2012,12(9):1644-1647
5- 氮杂-2'-脱氧胞苷对卵巢癌细胞系CP70 顺铂耐药性的逆转作用
5-Aza-CdR Resensitizes Cisplatin-resistant HumanOvarian Carcinoma Cells CP70
  
DOI:
中文关键词: 5- 氮杂-2'- 脱氧胞苷  卵巢癌  顺铂  耐药性
英文关键词: 5-Aza-CdR  Ovarian carcinoma  Cisplatin  Drug resistance
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作者单位
张琳琳辛晓燕△ 张建芳白露高静 第四军医大学西京医院妇产科 
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中文摘要:
      目的:探究5- 氮杂-2'- 脱氧胞苷体外逆转卵巢癌铂类耐药细胞系CP70 对顺铂的耐药性,并探讨与SOCS-2 表达的关系。方 法:免疫细胞化学和Western blot 方法检测使用5- 氮杂-2'- 脱氧胞苷处理细胞前后细胞内SOCS-2 表达水平。MTT 法检测单独使 用5- 氮杂-2'- 脱氧胞苷或顺铂及两药联合使用对CP70 细胞的抑制作用。结果:两药联合处理CP70 细胞后顺铂耐药逆转倍数为 1.34、1.63、2.34,联合处理组的细胞中SOCS-2 表达明显升高。结论:5- 氮杂-2'- 脱氧胞苷可以部分逆转CP70 细胞对顺铂的耐药 性,且此作用可能与增加细胞的SOCS-2 表达有关。
英文摘要:
      Objective: To investigate the effect of 5-Aza-CdR on resensitizing cisplatin-resistant human ovarian carcinoma ceils CP70 and discuss the related mechanism. Methods: Immunohistochemical analysis and Western blot were used to detect the expression of SOCS-2 in different groups. MTT assay was used to assess the inhibitory effects of 5-Aza-CdR, cisplatin alone or a combination of both on CP70 cells. Results: The resensitizing fold of cisplatin combined with 5-Aza-CdR was 1.34, 1.63, 2.34. The expression of SOCS-2 had the most prominent decrease in CP70 cells in the combination group. Conclusion: 5-Aza-CdR can partlly resensitize cisplatin- resistant CP70 cells, which might be related to the down-regulation of SOCS-2.
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