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Detection of genomic instability in pancreatic cancer by random amplified polymorphic DNA analysis
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PANCREATOLOGY
- Issue:
- 1
- DOI:
- 10.3760/cma.j.issn.1674-1935.2004.01.004
- Key Word:
- 胰腺肿瘤;基因扩增;不稳定性
Abstract： 目的分析胰腺癌细胞和组织的基因不稳定性. 方法应用RAPD方法7种引物扩增4株胰腺癌细胞株BxPC-3、AsPC-1、SW1990和PaTu8988,3例手术切除胰腺癌及其癌旁组织,1例正常胰腺组织的DNA片段.结果PaTu8988与SW1990扩增的DNA片段类型基本一致,但与BxPC-3、AsPC-1的类型不同;胰腺癌和癌旁组织扩增的DNA类型多数相同,少数存在差异,但与正常胰腺组织及胰腺癌细胞株不同.结论胰腺癌组织中存在着基因不稳定性,这是造成肿瘤异质性的基础.
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