A broad band of silence

被引:6
作者
Smith, JS [1 ]
Costello, JF [1 ]
机构
[1] Univ Calif San Francisco, Dept Neurol Surg, San Francisco, CA 94143 USA
关键词
D O I
10.1038/ng0506-504
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
Aberrant methylation of a CpG island in cancer is thought to silence a single gene but not its neighbors. A new study in colon cancer shows that transcriptional silencing can also be unexpectedly diffuse, encompassing all the genes over the 4 Mb of chromosome band 2q14.2, marked by archipelagos of methylated islands and uniform heterochromatin modification.
引用
收藏
页码:504 / 506
页数:4
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