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Updated: Jul 13, 2026

Modeling Spontaneous Metastatic Renal Cell Carcinoma (mRCC) in Mice Following Nephrectomy
Published on: April 29, 2014
[Effect of angiogenesis inhibitors on renal cell carcinoma]
1Országos Onkológiai Intézet, Budapest. bodrogi@oncol.hu
Abstract:
Sporadic renal cell carcinomas are characterized by EGFR (HER-1) and EGFR-2 (HER-2) expression, however, signal transduction inhibitors of this pathway were clinically ineffective. Clear cell renal cell cancer is hormone-, irradiation- and chemotherapy resistant with moderate sensitivity to immunotherapy. The only clinically effective class of agents in case of this tumor type was proved to be the angiosuppressive agents. In 2005 FDA approved sorafenib for the first line treatment while in 2006 sunitinib for second line treatment in the cytokine resistant medium-risk renal cell carcinoma. This was followed by the European approval of both agents for second line treatment of renal cell cancer. Sunitinib was approved for first line treatment of renal cell cancer in Europe based on a phase III trial comparing it to interferon. Temsirolimus obtained its approval for the treatment of high risk renal cell cancer patients in 2007. Last but not least, FDA approval is on the way in case of bevacizumab as well to treat renal cell cancer. Based on the data demonstrated on the ASCO'2007, various modalities have to be developed for various stages of progression of clear cell renal cell cancer.
Insights
Angiogenesis inhibitors are the most effective treatment for advanced renal cell carcinoma. New targeted therapies and combination treatments are needed for different stages of clear cell renal cell cancer.
Area of Science:
- Oncology
- Medical Science
Background:
- Sporadic renal cell carcinomas exhibit Epidermal Growth Factor Receptor (EGFR/HER-1) and EGFR-2 (HER-2) expression, but pathway inhibitors showed limited clinical efficacy.
- Clear cell renal cell cancer is resistant to hormone, irradiation, and chemotherapy, with only moderate sensitivity to immunotherapy.
Purpose of the Study:
- To review the clinical effectiveness of various treatment modalities for renal cell carcinoma.
- To highlight the emergence of anti-angiogenic agents as a key therapeutic class.
Main Methods:
- Review of clinical trial data and regulatory approvals for renal cell carcinoma treatments.
- Analysis of treatment outcomes for different risk groups and stages of clear cell renal cell cancer.
Main Results:
- Angiogenesis inhibitors, such as sorafenib and sunitinib, have been approved for first- and second-line treatments.
- Temsirolimus is approved for high-risk renal cell cancer patients.
- Bevacizumab is nearing FDA approval for renal cell cancer treatment.
Conclusions:
- Angiogenesis inhibitors represent the most effective therapeutic class for renal cell carcinoma to date.
- Development of diverse treatment strategies tailored to various stages of clear cell renal cell cancer progression is crucial.
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