Current status of molecularly targeted therapy for hepatocellular carcinoma: clinical practice

Masatoshi Kudo1

  • 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

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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