癌变·畸变·突变 ›› 1999, Vol. 11 ›› Issue (3): 119-122.doi: 10.3969/j.issn.1004-616x.1999.03.005

• 论著 • 上一篇    下一篇

应用等位基因特异性PCR 和多重差别PCR 检测肺癌患者CYP1A1 和GSTM1 的遗传多态性

陈森清 许 林 马国建 吴建中 薛开先   

  1. 江苏省肿瘤防治研究所 南京 210009
  • 收稿日期:1999-02-28 修回日期:1999-03-12 出版日期:1999-05-30 发布日期:1999-05-30

IDENTIFICATION OF GENETIC POLYMORPHISM OF CYP1A1 AND GSTM1 IN LUNG CANCER PATIENTS BY USING ALLELE-SPECIFIC PCR AND MULTIPLEX DIFFERENTIAL PCR

Chen Senqing , Xu Lin , Ma Guojian , Wu J ianzhong , Xue Kaixian   

  1. Jiangsu Instit ute of Cancer Research , Nanjing  210009
  • Received:1999-02-28 Revised:1999-03-12 Online:1999-05-30 Published:1999-05-30

摘要: 本文对等位基因特异性PCR(Allele-specific , AS2) 和多重差别(Multiplex differential , MD2) PCR 技术进行了优化,并用此法联合检测了105 例江苏地区健康人群及68 例肺癌患者CYP1A1、GSTM1 的等位基因型。结果表明:AS2PCR 及MD-PCR采用的设立双参照扩增体系,可一次同时检测CYP1A1 和GSTM1 的等位基因型。在肺癌患者组中,CYP1A1 的突变型Val/Val 的频率12/ 68 (17. 6 %) 约为健康组9/ 105 (8. 57 %) 的2105 倍,而GSTM1 纯合缺失的频率,肺癌组为39/ 68 (5713 %) ,与健康对照组42/ 105 (40 %) 相比,亦有显著增加( P < 0. 05) 。

关键词: 等位基因特异性PCR, 多重差别PCR, 遗传多态, 肺癌

Abstract: Allele2specific PCR(AS2PCR) and multiplex differential PCR (MD2PCR) were used to identify the genotypes of CYP1A1 and GSTM1 in 68 lung cancer patients and 105 healthy cont rols. The result s showed that genotypes of CYP1A1 and GSTM1 could be detected simultaneously with AS2PCR and MD2PCR ; The frequency of CYP1A12Val/ Val in lung cancer patient s group was 12/ 68 (17. 6 %) , about 2. 052fold than that in healthy cont rols 9/ 105 (8. 57 %) , and the f requency of GSTM1 0/ 0 was 39/ 68 (57. 4 %) , remarkably higher compared with 42/ 105 (40 %) in healthy cont rols ( P < 0. 05) 1

Key words: allele-specific PCR, multiplex differential PCR, polymorphism, CYP1A1, GSTM1