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家族性乳腺癌中BRCA1、ER、C-erbB-2的表达及相关性研究

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摘要 目的探讨家族性乳腺癌和散发性乳腺癌中BRCA1表达的差异,及其与雌激素受体(ER)、C-erbB-2表达的相关性。方法采用SP免疫组化法检测家族性乳腺癌及非家族性乳腺癌组织中BRCA1、ER、C-erbB-2的表达。结果BRCA1蛋白在家族性乳腺癌中表达明显高于散发性乳腺癌(P<0.05);BRCA1阳性表达与ER的阳性表达负相关(P<0.05),与C-erbB-2的阳性表达无相关性(P>0.05)。结论BRCA1在家族性乳腺癌中起着十分重要的作用,BRCA1异常表达的患者,其ER的表达阴性居多,而与C-erbB-2蛋白关系不明确。
出处 《山东医药》 CAS 北大核心 2009年第24期64-65,共2页 Shandong Medical Journal
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