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A Competent Hepatocyte Model Examining Hepatitis B Virus Entry through Sodium Taurocholate Cotransporting Polypeptide as a Therapeutic Target
Published on: May 10, 2022
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Hepatitis B Virus-Associated Hepatocellular Carcinoma.
1Key Laboratory of Medical Molecular Virology (Ministries of Education and Health), Shanghai Medical College, Fudan University, Shanghai, People's Republic of China. yhxie@fudan.edu.cn.
Advances in Experimental Medicine and Biology
|October 21, 2017
Summary
Hepatocellular carcinoma (HCC), a major liver cancer, is strongly linked to chronic hepatitis B virus (HBV) infection. Understanding HBV
Area of Science:
- Hepatology
- Oncology
- Virology
Background:
- Liver cancer, particularly hepatocellular carcinoma (HCC), is a significant global health concern, ranking as the fifth most common cancer in men and ninth in women, and the second leading cause of cancer mortality.
- Chronic hepatitis B virus (HBV) infection affects approximately 350 million people worldwide and is implicated in over 50% of all HCC cases.
- HBV contributes to HCC development through both direct and indirect mechanisms, involving factors like viral replication, genotype, integration, and encoded oncoproteins.
Purpose of the Study:
- To elucidate the multifaceted roles of chronic hepatitis B virus (HBV) infection in the oncogenesis of hepatocellular carcinoma (HCC).
- To identify key HBV-related factors and host immune responses that promote HCC development.
- To highlight advancements in the prevention of HBV-associated HCC.
Main Methods:
- Review of existing literature on HBV infection and its association with HCC.
- Analysis of direct and indirect oncogenic mechanisms driven by HBV.
- Examination of the impact of host immune responses on liver pathology and mutation accumulation.
- Assessment of the efficacy of current preventive strategies, including HBV vaccines and antiviral therapies.
Main Results:
- Chronic HBV infection is a primary driver of HCC globally, with numerous viral factors contributing to cancer development.
- Persistent liver inflammation, driven by host immune responses to HBV, accelerates fibrosis, cirrhosis, and genetic mutations in hepatocytes.
- Significant progress has been made in preventing HBV-associated HCC through vaccination and antiviral treatments.
Conclusions:
- Chronic hepatitis B virus infection is a critical factor in the development of hepatocellular carcinoma, acting through complex viral and host-mediated pathways.
- Effective prevention and management strategies, including vaccination and antiviral therapies, are crucial for reducing the burden of HBV-associated HCC.
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