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肾癌中VHL基因的研究进展与临床应用 被引量:4

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摘要 VHL基因定位于染色体 3p2 5 -2 6区域 ,是典型的抑癌基因 ,其产物VHL蛋白可与ElonginB、ElonginC、CUL2蛋白组成VBC(VHL -ElonginB/C -CUL2 )复合物 ,介导体内多种蛋白的降解。VHL基因具有抑制细胞生长、抑制血管生成、调节细胞周期等作用 ,在多种途径上抑制肿瘤的发生、发展。肾癌中广泛存在VHL基因突变和杂合性缺失 (LOH) ,并有一定的甲基化发生率 ,VHL双基因失活是肾癌发生的重要原因。VHL基因失活检测对于肾癌的诊断、鉴别诊断有重要意义 。
作者 刘宁 那彦群
出处 《国外医学(泌尿系统分册)》 2005年第1期4-7,共4页 Foreign Medical Sciences(Urology and Nephrology Foreign Medical Sciences)
关键词 肾肿瘤 基因
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参考文献24

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