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Updated: May 25, 2026

Ultra-Fast Amplicon-Based Next-Generation Sequencing in Non-Squamous Non-Small Cell Lung Cancer
Published on: September 8, 2023
Genetic insight and therapeutic targets in squamous-cell lung cancer
1Max Planck Institute for Neurological Research with Klaus-Joachim-Zülch Laboratories of the Max Planck Society and the Medical Faculty of the University of Cologne, Cologne, Germany.
Abstract:
Squamous-cell lung cancer is one of the most prevalent subtypes of lung cancer worldwide and its pathogenesis is closely linked with tobacco exposure. Unfortunately, squamous-cell lung cancer patients do not benefit from major advances in the development of targeted therapeutics such as epidermal growth factor receptor (EGFR) inhibitors or anaplastic lymphoma kinase (ALK) inhibitors that show exquisite activity in lung adenocarcinomas with EGFR mutations or echinoderm microtubule associated protein like-4 (EML4)-ALK fusions, respectively. Major efforts have been launched to characterize the genomes of squamous-cell lung cancers. Among the new results emanating from these efforts are amplifications of the fibroblast growth factor receptor 1 gene and mutations of the discoidin domain receptor 2 gene as potential novel targets for the treatment of squamous-cell lung cancer patients. Here, we provide a review on these discoveries and their implications for clinical trials in squamous-cell lung cancer assessing the value of novel therapeutics addressing these targets.
Insights
Squamous-cell lung cancer lacks targeted therapies. Recent genomic studies reveal fibroblast growth factor receptor 1 amplifications and discoidin domain receptor 2 mutations as potential new treatment targets.
Area of Science:
- Oncology
- Genomics
- Molecular Biology
Background:
- Squamous-cell lung cancer (SCC) is a major global cancer subtype, strongly associated with tobacco use.
- Current targeted therapies, like epidermal growth factor receptor (EGFR) and anaplastic lymphoma kinase (ALK) inhibitors, are ineffective for SCC, unlike in lung adenocarcinomas.
- There is a critical need for novel therapeutic strategies for squamous-cell lung cancer.
Purpose of the Study:
- To review recent genomic discoveries in squamous-cell lung cancer.
- To highlight potential novel therapeutic targets, including fibroblast growth factor receptor 1 (FGFR1) and discoidin domain receptor 2 (DDR2).
- To discuss the implications of these findings for future clinical trials in SCC.
Main Methods:
- Review of recent scientific literature and genomic characterization studies of squamous-cell lung cancer.
- Analysis of identified genetic alterations, specifically FGFR1 amplifications and DDR2 mutations.
- Evaluation of the potential of targeting these alterations in therapeutic strategies.
Main Results:
- Genomic characterization has identified specific alterations in squamous-cell lung cancer.
- Fibroblast growth factor receptor 1 gene amplifications represent a potential therapeutic target.
- Discoidin domain receptor 2 gene mutations are also identified as a potential target for SCC treatment.
Conclusions:
- Novel therapeutic targets, FGFR1 and DDR2, have emerged from recent squamous-cell lung cancer genomic research.
- These discoveries offer new avenues for developing targeted treatments for patients with squamous-cell lung cancer.
- Further clinical trials are warranted to assess the efficacy of therapeutics targeting FGFR1 and DDR2 in SCC.
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