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Updated: Dec 8, 2025

A Syngeneic Mouse Model of Metastatic Renal Cell Carcinoma for Quantitative and Longitudinal Assessment of Preclinical Therapies
Published on: April 12, 2017
Epigenetic Dysregulation in Advanced Kidney Cancer: Opportunities for Therapeutic Interventions
Austin Goldsamt1, Nur P Damayanti2, Filomena De Nigris3
1From the Department of Medicine, University at Buffalo, Buffalo, NY.
Abstract:
Understanding the complex epigenome of advanced renal cell carcinoma may lead to novel epigenomic-based pharmaceutical strategies and identify new targets for therapeutic interventions. Epigenetic changes, such as DNA methylation and histone acetylation, modulate the activity of significant oncogenic signaling pathways by regulating gene expression. Such pathways include the WNT-β-catenin pathway, the von Hippel-Lindau-hypoxia-inducible factor pathway, and epithelial-mesenchymal transition pathway. Common genetic alterations in histone modifier genes in renal cell carcinoma may not only be responsible for the pathogenesis of this disease but also represent potential biomarkers of response to immunotherapies. Rational combinations strategies with histone deacetylase inhibitors are being tested in clinic trials. Renal cell carcinoma represents an ideal setting to dissect the epigenetic-driven changes in the tumor microenvironment that modulate the response to targeted therapies.
Insights
Advanced renal cell carcinoma (RCC) epigenome research reveals new therapeutic targets. Epigenetic modifications influence key cancer pathways, offering potential biomarkers for immunotherapy response.
Area of Science:
- Oncology
- Epigenetics
- Molecular Biology
Background:
- Epigenetic alterations, including DNA methylation and histone acetylation, are crucial in advanced renal cell carcinoma (RCC) pathogenesis.
- These modifications regulate gene expression, impacting critical oncogenic signaling pathways like WNT-β-catenin, VHL-HIF, and epithelial-mesenchymal transition.
Purpose of the Study:
- To explore the complex epigenome of advanced RCC for novel pharmaceutical strategies.
- To identify new therapeutic targets and biomarkers for treatment interventions in RCC.
Main Methods:
- Analysis of epigenetic modifications (DNA methylation, histone acetylation) in RCC.
- Investigation of the role of histone modifier genes in RCC pathogenesis and immunotherapy response.
- Examination of epigenetic changes in the tumor microenvironment.
Main Results:
- Epigenetic changes significantly modulate oncogenic signaling pathways in RCC.
- Alterations in histone modifier genes may serve as biomarkers for predicting immunotherapy response.
- The tumor microenvironment's epigenetics influences response to targeted therapies.
Conclusions:
- Understanding RCC epigenetics can drive the development of novel epigenomic-based therapies.
- Targeting epigenetic mechanisms and combining them with agents like histone deacetylase inhibitors shows therapeutic promise.
- RCC is a valuable model for studying epigenetics in the tumor microenvironment and its impact on treatment efficacy.
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