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Updated: Feb 13, 2026

A Syngeneic Mouse Model of Metastatic Renal Cell Carcinoma for Quantitative and Longitudinal Assessment of Preclinical Therapies
Published on: April 12, 2017
Expression Profiles of Genes-Potential Therapy Targets-and Their Relationship to Survival in Renal Cell Carcinoma
N V Apanovich1, M V Peters2, P V Apanovich1
1Research Centre for Medical Genetics, Моscow, 115478, Russia.
Abstract:
The main mechanisms of pathogenesis of clear cell renal cell carcinoma (CCRCC) are realized through the PI3K-AKT-mTOR and Ras-RAF-ERK signaling pathways. Targeted therapy is directed primarily at the genes and their encoded products that are components of these pathways. The levels of expression and coexpression of target genes were determined, and the difference in the functioning of the genes of one of the two major signaling pathways in tumors of CCRCC patients with different life duration (more and less than 3.5 years) and the relationship of the VEGFA gene expression level with the life duration was revealed.
Insights
Clear cell renal cell carcinoma (CCRCC) pathogenesis involves PI3K-AKT-mTOR and Ras-RAF-ERK pathways. Gene expression differences in these pathways correlate with patient survival and VEGFA levels.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Clear cell renal cell carcinoma (CCRCC) pathogenesis is primarily driven by the PI3K-AKT-mTOR and Ras-RAF-ERK signaling pathways.
- Targeted therapies for CCRCC focus on inhibiting key genes and proteins within these critical pathways.
Purpose of the Study:
- To investigate the expression and coexpression levels of target genes within the PI3K-AKT-mTOR and Ras-RAF-ERK pathways in CCRCC.
- To analyze differences in pathway gene function between CCRCC patients with varying lifespans (above and below 3.5 years).
- To determine the relationship between VEGFA gene expression and patient survival duration.
Main Methods:
- Gene expression and coexpression analysis.
- Comparative analysis of signaling pathway gene function based on patient survival data.
- Correlation analysis between VEGFA expression and lifespan.
Main Results:
- Identified differences in the functioning of genes within one of the major signaling pathways in tumors from CCRCC patients with different lifespans.
- Revealed a correlation between the expression level of the VEGFA gene and patient survival duration.
Conclusions:
- The study highlights the differential roles of signaling pathway genes in CCRCC progression and patient outcomes.
- VEGFA expression is a potential prognostic biomarker for clear cell renal cell carcinoma survival.
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