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An Oncogenic Hepatocyte-Induced Orthotopic Mouse Model of Hepatocellular Cancer Arising in the Setting of Hepatic Inflammation and Fibrosis
Published on: September 12, 2019
Sorafenib for lung cancer: is the "Battle" still open?
Abstract:
In the recent years, the improved understanding of the biological relevance of angiogenesis as a major cancer hallmark led to the development of a heterogeneous group of agents targeting this key process. Among the anti-angiogenic drugs (including monoclonal antibodies such as Bevacizumab, and other molecules with different mechanism of action, such as the vascular disrupting agents Vadimezan), the tyrosine kinase inhibitors (TKIs, Sorafenib, Sunitinib, Pazopanib, and Axitinib), are commonly thought to inhibit angiogenesis through a most rational and promising approach. In this regard, many tyrosine kinase inibitors, such as Sorafenib, are multi-targeted, which allows for the inhibition of those multiple functional pathways which are considered to be critical for both tumor development and progression. Besides, this multi-targeted activity may theoretically increase efficacy but also toxicity. As a member of this group, Sorafenib has already been approved for the treatment of advanced renal cell carcinoma (RCC) and hepatocellular carcinoma not suitable for locoregional treatment, and it is currently under investigation for advanced non small cell lung cancer (NSCLC), either alone or in combination with other biological/cytotoxic agents.
Insights
Tyrosine kinase inhibitors (TKIs) show promise in cancer treatment by targeting angiogenesis, a key process in tumor growth. Sorafenib, a multi-targeted TKI, is approved for advanced renal cell and hepatocellular carcinoma, with ongoing research in non-small cell lung cancer.
Area of Science:
- Oncology
- Molecular Biology
- Pharmacology
Background:
- Angiogenesis is a critical hallmark of cancer, driving tumor growth and progression.
- Anti-angiogenic drugs, including tyrosine kinase inhibitors (TKIs), represent a promising therapeutic strategy.
- Sorafenib is a multi-targeted TKI approved for advanced renal cell carcinoma (RCC) and hepatocellular carcinoma (HCC).
Discussion:
- TKIs, such as Sorafenib, Sunitinib, Pazopanib, and Axitinib, are designed to inhibit angiogenesis.
- Multi-targeted TKIs like Sorafenib inhibit multiple pathways crucial for tumor development and progression.
- The multi-targeted nature of TKIs may enhance efficacy but also potentially increase toxicity.
Key Insights:
- Sorafenib's multi-targeted action inhibits critical tumor growth pathways.
- Approved indications for Sorafenib include advanced RCC and HCC.
- Sorafenib is under investigation for advanced non-small cell lung cancer (NSCLC).
Outlook:
- Further research is needed to fully understand the efficacy and toxicity profiles of multi-targeted TKIs.
- Combination therapies involving TKIs may offer improved outcomes for various cancers.
- Investigating Sorafenib in NSCLC, alone or in combination, could lead to new treatment options.
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