FGFR Fusions in Cancer: From Diagnostic Approaches to Therapeutic Intervention

Area of Science:

• Oncology
• Molecular Biology
• Genetics

Background:

• Fibroblast growth factor receptors (FGFRs) are critical tyrosine kinases regulating cellular functions.
• Aberrant FGFR signaling is implicated in the pathogenesis and progression of numerous human cancers.
• FGFR genomic alterations, particularly gene fusions, are emerging as significant therapeutic targets.

Purpose of the Study:

• To review common FGFR aberrations in human cancers.
• To discuss methodologies for detecting FGFR gene fusions.
• To explore the utility of FGFR alterations as prognostic and predictive biomarkers.

Main Methods:

• Literature review of studies on FGFR aberrations and their clinical relevance.
• Analysis of next-generation sequencing (NGS) techniques for identifying FGFR fusions.
• Evaluation of clinical trial data for FGFR-targeted therapies.

Main Results:

• Frequent FGFR aberrations, including gene fusions, identified across various cancer types.
• NGS technologies have enhanced the sensitivity and specificity of FGFR fusion detection.
• FGFR alterations show potential as biomarkers for guiding targeted treatment strategies.

Conclusions:

• FGFR genomic alterations represent actionable targets in oncology.
• Accurate detection of FGFR fusions is crucial for patient stratification.
• Targeted therapies inhibiting FGFR signaling hold promise for patients with specific FGFR alterations.