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A Three-Dimensional Spheroid Model to Investigate the Tumor-Stromal Interaction in Hepatocellular Carcinoma
Published on: September 30, 2021
Current status of molecularly targeted therapy for hepatocellular carcinoma: clinical practice
1Department of Gastroenterology and Hepatology, Kinki University School of Medicine, 377-2, Ohno-Higashi, Osaka-Sayama, Osaka, 589-8511, Japan. m-kudo@med.kindai.ac.jp
Abstract:
In recent years, molecular-targeted agents have been used clinically to treat various malignant tumors. In May 2009, sorafenib (Nexavar) was approved in Japan for "unresectable hepatocellular carcinoma (HCC)", and was the first molecular-targeted agent for use in liver cancer. To date, sorafenib is the only molecular-targeted agent whose survival benefit has been demonstrated in two global phase III randomized controlled trials, and it has now been approved worldwide. Phase III clinical trials are now underway to compare other molecular-targeted agents with sorafenib as first-line treatment agents, and to evaluate other multi-kinase inhibitors of the vascular endothelial growth factor and platelet-derived growth factor receptors, as well as drugs targeting the epidermal growth factor receptor, insulin-like growth factor receptor, and mammalian target of rapamycin, in addition to other molecules targeting other components of the signal transduction pathways. This review outlines the main pathways involved in the development and progression of HCC and the agents that target these pathways.
Insights
Sorafenib is the first molecular-targeted drug approved for liver cancer (HCC). Ongoing trials compare it with other agents targeting key pathways in HCC development and progression.
Area of Science:
- Oncology
- Molecular Biology
- Pharmacology
Background:
- Molecular-targeted agents represent a significant advancement in treating malignant tumors.
- Sorafenib (Nexavar) was the first molecular-targeted agent approved for unresectable hepatocellular carcinoma (HCC) in Japan in 2009.
- Sorafenib is the sole molecular-targeted agent with demonstrated survival benefits in two global phase III trials, leading to worldwide approval.
Purpose of the Study:
- To review the primary signaling pathways implicated in hepatocellular carcinoma (HCC) development and progression.
- To discuss current and emerging molecular-targeted agents for HCC treatment.
- To provide an overview of targeted therapies for liver cancer.
Main Methods:
- Review of published literature on HCC signaling pathways.
- Analysis of clinical trial data for molecular-targeted agents in HCC.
- Summary of approved and investigational targeted therapies for liver cancer.
Main Results:
- Sorafenib has established itself as a first-line treatment for HCC.
- Multiple other molecular-targeted agents are under investigation in phase III trials.
- These agents target key pathways including VEGFR, PDGFR, EGFR, IGF-1R, and mTOR.
Conclusions:
- Molecular-targeted therapies have transformed HCC treatment paradigms.
- Further research is exploring novel agents and combinations to improve patient outcomes.
- Understanding HCC signaling pathways is crucial for developing effective targeted treatments.
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