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肺癌中TSG101蛋白与Notch3受体表达的相关性
引用本文:常家辉,陆平,蔡存伟,李菲,钟志永,张道荣. 肺癌中TSG101蛋白与Notch3受体表达的相关性[J]. 中国肺癌杂志, 2009, 12(2). DOI: 10.3779/j.issn.1009-3419.2009.02.04
作者姓名:常家辉  陆平  蔡存伟  李菲  钟志永  张道荣
作者单位:1. 中国医科大学基础医学院病理学教研室,沈阳,110001
2. 齐齐哈尔医学院附属五院大庆市龙南医院病理科,大庆,163453
3. 辽宁省肿瘤医院病理科,沈阳,110042
摘    要:背景与目的 TSG101蛋白是内吞分选通路的重要因子,该通路的异常会减少果蝇中Notch受体的降解,导致此受体信号对细胞分化、发育调节的紊乱.在哺乳动物中,Notch受体家族中的3亚型与肺组织发育及肺癌发生密切相关.本实验的目的是初步探讨在人类肺癌中,TSG101蛋白与Notch3受体之间的表达是否也存在关联.方法 分别采用Western blot和免疫组化sP法检测TSC101蛋白与Nowh3受体在肺癌组织、细胞系中的表达.并应用抗体封闭TSG101蛋白功能后观察Notch3受体的表达变化.结果 TSG101蛋白在肺癌中比正常肺组织表达减少,而Notch3受体在肺癌中比正常肺组织表达则增多,此变化均与肺癌的分化及淋巴结转移相关.当用抗体封闭肺癌细胞系中TSG101蛋白功能时,Notch3受体检测水平呈上升变化.结论 肺癌中TSG101蛋白表达下调,与Notch3受体检测水平七升有相关性.

关 键 词:肺肿瘤  TSG101蛋白  Notch3受体  内吞分选

The Relationship between TSG101 Protein and Notch3 Receptor in Lung Cancer
Jiahui CHANG,Ping LU,Cunwei CAI,Fei LI,Zhiyong ZHONG,Daorong ZHANG. The Relationship between TSG101 Protein and Notch3 Receptor in Lung Cancer[J]. Chinese journal of lung cancer, 2009, 12(2). DOI: 10.3779/j.issn.1009-3419.2009.02.04
Authors:Jiahui CHANG  Ping LU  Cunwei CAI  Fei LI  Zhiyong ZHONG  Daorong ZHANG
Affiliation:Jiahui CHANG,Ping LU,Cunwei CAI,Fei LI,Zhiyong ZHONG,Daorong ZHANG Department of Pathology,College of Basic Medical Sciences,China Medical University,Shenyang 110001,China
Abstract:Background and objective TSG101 protein is one of the key factors in Endosomal sorting pathway.The abnormality of this pathway could decrease degradation of Notch receptor which leads to disorder of cell differentiation and development in drosophila.In mammal,the Notch3 receptors correlate with lung tissue development and lung carcinogenesis.The purpose of this study is to explore the relationship between TSG101 protein and Notch3 receptor in human lung cancer.Methods Immunohistochemical method(S-P method) ...
Keywords:Lung neoplasms  TSG101 protein  Notch3 receptor  Endosomes  
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