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PTEN在乳腺癌研究中的进展 被引量:9

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摘要 PTEN是一种新近发现的具有磷酸酶活性的抑癌基因 ,通过对多条细胞内信号转导通路的去磷酸化调节 ,发挥调控细胞周期与诱导细胞凋亡的作用。PTEN基因在乳腺癌中的缺失或突变率很高 ,其功能丧失与乳腺癌恶性转化密切相关。研究乳腺癌中PTEN的表达与功能 ,对进一步理解乳腺癌发生演进的分子机制有重要意义 ,也为其早期诊断和预后判断提供了新的指标。
出处 《国外医学(生理病理科学与临床分册)》 2003年第6期577-580,共4页 Foreign Medical Sciences(Pathophysiology and Clinical Medicine)
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