真核细胞转录起始因子4E表达与乳腺癌血管生成及淋巴结转移的关系

Journal of Postgraduates of Medicine(2004)

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Abstract
目的探讨乳腺癌中真核细胞转录起始因子4E(eIF-4E)基因表达与血管生成及转移的关系.方法以Western-blot法检测57例手术切除乳癌标本匀浆中eIF-4E基因表达,免疫组化法检测乳癌组织微血管密度(MVD)表达,结合临床资料进行分析.结果 34例淋巴结阳性组织中eIF-4E水平上调10.11±0.30,MVD升高32.28±7.42,与淋巴结转移阴性组(5.94±0.13,24.67±8.12)比较差异显著(t=4.37、2.51,P<0.05).相关分析表明,eIF-4E表达与乳癌血管生成及淋巴结转移正相关.结论 eIF-4E基因通过调控乳癌血管生成参与淋巴结转移.eIF-4E表达可作为乳癌淋巴结转移的判定因素.
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Cancer
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