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Screening and Identification of Small Peptides Targeting Fibroblast Growth Factor Receptor2 using a Phage Display Peptide Library
Published on: September 30, 2019
Fibroblast Growth Factor Receptor (FGFR): A New Target for Non-small Cell Lung Cancer Therapy
Federica Biello1, Giovanni Burrafato, Erika Rijavec
1UOS Tumori Polmonari, IRCCS AOU San Martino IST- Istituto Nazionale per la Ricerca sul Cancro, Largo Rosanna Benzi n°10, 16132 Genova, Italy. febiello@gmail.com.
Abstract:
Lung cancer is still the leading cause of cancer related death worldwide. Fibroblast growth factor receptor (FGFR) is a tirosine-kinase receptor that is seen to be amplified or mutated in non-small cell lung cancer (NSCLC) and it plays a crucial role in tumour development and maintenance. The authors analyzed the state of the art of FGFR by reviewing the current literature. Fibroblast growth factor (FGF)-FGFR pathway and their aberrations are described, with the evaluation of their possible prognostic role in NSCLC and in particular in squamous cell carcinomas, in which FGFR is more often amplified. New therapeutic agents targeting FGFR signaling have been developed and are now in clinical evaluation. Dysregulation of FGF signaling in tumour cells is related to FGFR gene amplification or mutation, although it is still uncertain which of these aberrations represents a real predictor of response to specific inhibitors. However, recent evidence has questioned whether FGFR is a real target in squamous cell histology. The effectiveness of FGFR inhibitors is also still unclear since there are no clinical data on selected patients. Moreover, the management of specific side effects related to inhibition of the physiological role of FGF should be more thorough.
Insights
Fibroblast growth factor receptor (FGFR) plays a key role in non-small cell lung cancer (NSCLC). Research reviews FGFR aberrations and targeted therapies, but their effectiveness and FGFR
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- Lung cancer remains a leading cause of cancer mortality globally.
- Fibroblast growth factor receptor (FGFR) pathway dysregulation, via amplification or mutation, is implicated in non-small cell lung cancer (NSCLC) development.
- FGFR alterations are particularly noted in squamous cell carcinomas, a subtype of NSCLC.
Purpose of the Study:
- To review the current literature on the Fibroblast growth factor (FGF)-FGFR pathway in NSCLC.
- To evaluate the prognostic role of FGFR aberrations in NSCLC, especially squamous cell carcinomas.
- To assess the status and challenges of novel FGFR-targeted therapies in NSCLC.
Main Methods:
- Comprehensive literature review of existing studies on FGFR in NSCLC.
- Analysis of the FGF-FGFR pathway and its aberrations.
- Evaluation of potential prognostic significance and therapeutic targeting of FGFR.
Main Results:
- FGFR amplification/mutation is linked to tumor development in NSCLC.
- New FGFR inhibitors are under clinical evaluation, but their predictive biomarkers remain uncertain.
- The role of FGFR as a therapeutic target in squamous cell histology is under scrutiny, with limited clinical data on efficacy and side effect management.
Conclusions:
- FGFR pathway dysregulation is a significant factor in NSCLC, particularly squamous cell carcinoma.
- While FGFR inhibitors represent a promising therapeutic avenue, their clinical effectiveness, predictive markers, and management of side effects require further investigation.
- The precise role of FGFR as a target in specific NSCLC subtypes needs clarification.
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