乳腺癌SULT1A1、ICAM5基因单核苷酸多态性的研究

Progress in Modern Biomedicine(2010)

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Abstract
目的:探讨硫酸基转移酶(sulfotransferase,SULT)lA1、细胞间粘附分子(ICAM5)基因多态性与女性乳腺癌易感性的关系.方法:采外周血DNA后用等位基因特异性扩增法(allele specific amplification,ASA)检测青岛市200例正常对照者和160例乳腺癌患者的SULTIA1、ICAM5基因多态性分布,并进行统计学分析.结果:(1)SULTlA1 Arg/Arg、Arg/His、His/His三种基因型分布在对照组和病例组之间的差异无显著意义(P=0.103);病例组、对照组His等位基因频率分别为19.5%和9.2%(P=0.039),此差别有统计学意义;在淋巴结转移方面SULTIA1基因三种基因型在阴、阳性组间的差异有统计学意义(P=0.038).(2)ICAM5基因各基因型及等位基因分布频率在病例组和对照组间的差异无显著意义(P=0.245,P=0.294);从临床病例分型方面进一步分析,基因型GG与携带变异基因A的GA及AA基因型相比差异均无统计意义.结论:SULTlA1 His等位基因与汉族女性乳腺癌的发生可能相关.
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Key words
breast cancer,single nucleotide polymorphisms,cell adhesion molecule,sulfate transferase 1A1
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