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Updated: Mar 3, 2026

Establishing Dual Resistance to EGFR-TKI and MET-TKI in Lung Adenocarcinoma Cells In Vitro with a 2-step Dose-escalation Procedure
Published on: August 11, 2017
[Progress of c-MET Signaling Pathway and TKIs in Non-small Cell Lung Cancer]
Xiaoqing Yu1, Yanjun Xu2, Yun Fan2
1Zhejiang Chinese Medical University, Hangzhou 310053, China.
Abstract:
c-MET is considered a promising oncogenic driver in non-small cell lung cancer (NSCLC) after the discovery of epidermal growth factor receptor (EGFR) and anaplastic lymphoma kinase (ALK). MET activation including gene mutation, amplification and protein overexpression, all of these are potential therapeutic targets and are associated with poor prognosis. Clinical evidence suggests a role for MET activation as both a primary oncogenic driver in subsets of lung cancer, and as a secondary driver of acquired resistance to EGFR-tyrosine kinase inhibitor (TKI). This review focuses on the MET activation in NSCLC and the latest trials of its treatment.
Insights
MET activation is a key driver in non-small cell lung cancer (NSCLC), emerging after EGFR and ALK discoveries. Targeting MET offers new therapeutic strategies for NSCLC patients, especially those resistant to other treatments.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- c-MET is an oncogenic driver in non-small cell lung cancer (NSCLC).
- MET activation (mutation, amplification, overexpression) is linked to poor prognosis.
- MET is implicated as a primary driver and a resistance mechanism to EGFR-TKIs.
Purpose of the Study:
- To review MET activation in NSCLC.
- To discuss the latest clinical trials for MET-targeted therapies in NSCLC.
Main Methods:
- Literature review of scientific publications.
- Analysis of clinical trial data on MET inhibitors.
Main Results:
- MET activation is a significant factor in NSCLC pathogenesis.
- Emerging therapies targeting MET show promise.
- MET-targeted treatments are being investigated for various NSCLC subtypes.
Conclusions:
- MET pathway alterations are crucial therapeutic targets in NSCLC.
- Targeting MET presents a viable strategy for overcoming resistance and improving patient outcomes.
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