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Updated: May 12, 2026

Detection of Targetable Alterations in Non-small Cell Lung Cancer using Next-generation Sequencing
Published on: October 10, 2025
Targeted agents in non-small cell lung cancer therapy: What is there on the horizon?
Victoria M Villaflor1, Ravi Salgia
1Department of Medicine, Section of Hematology/Oncology University of Chicago, Chicago, IL, USA.
Abstract:
Lung cancer is a heterogeneous group of diseases. There has been much research in lung cancer over the past decade which has advanced our ability to treat these patients with a more personalized approach. The scope of this paper is to review the literature and give a broad understanding of the current molecular targets for which we currently have therapies as well as other targets for which we may soon have therapies. Additionally, we will cover some of the issues of resistance with these targeted therapies. The molecular targets we intend to discuss are epidermal growth factor receptor (EGFR), Vascular endothelial growth factor (VEGF), anaplastic large-cell lymphoma kinase (ALK), KRAS, C-MET/RON, PIK3CA. ROS-1, RET Fibroblast growth factor receptor (FGFR). Ephrins and their receptors, BRAF, and immunotherapies/vaccines. This manuscript only summarizes the work which has been done to date and in no way is meant to be comprehensive.
Insights
This review covers current and emerging molecular targets for personalized lung cancer treatment, including epidermal growth factor receptor (EGFR) and vascular endothelial growth factor (VEGF). It also addresses challenges like therapy resistance.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Lung cancer is a complex disease with significant research advancements in personalized treatment approaches over the last decade.
- Understanding molecular heterogeneity is crucial for effective lung cancer management.
Purpose of the Study:
- To review current literature on molecular targets for lung cancer therapy.
- To provide an overview of established and emerging therapeutic targets.
- To discuss challenges related to targeted therapy resistance.
Main Methods:
- Literature review of scientific publications.
- Synthesis of information on molecular targets and associated therapies.
- Analysis of resistance mechanisms in targeted lung cancer treatments.
Main Results:
- Identified key molecular targets including epidermal growth factor receptor (EGFR), vascular endothelial growth factor (VEGF), anaplastic large-cell lymphoma kinase (ALK), KRAS, C-MET/RON, PIK3CA, ROS-1, RET, Fibroblast growth factor receptor (FGFR), and Ephrins.
- Highlighted the availability of therapies for some targets and the potential for others.
- Discussed the issue of resistance to targeted therapies.
Conclusions:
- Personalized medicine in lung cancer has advanced significantly due to research into molecular targets.
- Ongoing research continues to identify new targets and therapeutic strategies.
- Addressing resistance mechanisms is critical for improving long-term patient outcomes.
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