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Preexistence and Clonal Selection of MET Amplification in EGFR Mutant NSCLC (2010)_香港中文大学

香港中文大学 辅仁网/2017-06-28

Preexistence and Clonal Selection of MET Amplification in EGFR Mutant NSCLC
Publication in refereed journal


香港中文大学研究人员 ( 现职)
莫树锦教授 (肿瘤学系)


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Web of Sciencehttp://aims.cuhk.edu.hk/converis/portal/Publication/493WOS source URL

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摘要MET amplification activates ERBB3/PI3K/AKT signaling in EGFR mutant lung cancers and causes resistance to EGFR kinase inhibitors. We demonstrate that MET activation by its ligand, HGF, also induces drug resistance, but through GAB1 signaling. Using high-throughput FISH analyses in both cell lines and in patients with lung cancer, we identify subpopulations; of cells with MET amplification prior to drug exposure. Surprisingly, HGF accelerates the development of MET amplification both in vitro and in vivo. EGFR kinase inhibitor resistance, due to either MET amplification or autocrine HGF production, was cured in vivo by combined EGFR and MET inhibition. These findings highlight the potential to prospectively identify treatment naive, patients with EGFR-mutant lung cancer who will benefit from initial combination therapy.

着者Turke AB, Zejnullahu K, Wu YL, Song Y, Dias-Santagata D, Lifshits E, Toschi L, Rogers A, Mok T, Sequist L, Lindeman NI, Murphy C, Akhavanfard S, Yeap BY, Xiao Y, Capelletti M, Iafrate AJ, Lee C, Christensen JG, Engelman JA, Janne PA
期刊名称Cancer Cell
出版年份2010
月份1
日期19
卷号17
期次1
出版社Elsevier (Cell Press)
页次77 - 88
国际标準期刊号1535-6108
电子国际标準期刊号1878-3686
语言英式英语

Web of Science 学科类别Cell Biology; CELL BIOLOGY; Oncology; ONCOLOGY

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