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Adenovirus vector-attributed hepatotoxicity blocks clinical application in gene therapy
1Department of Preventive Veterinary Medicine, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, China.
Cytotherapy
|September 22, 2021
Summary
Adenoviruses (Ads) can cause liver damage (hepatotoxicity) in both natural infections and when used as gene therapy vectors. Understanding this virus-host relationship is crucial for developing safer AdV applications.
Area of Science:
- Virology
- Immunology
- Toxicology
Background:
- Adenoviruses (Ads) are common pathogens causing various illnesses and are widely used as viral vectors in gene therapy.
- Despite their utility, Ads are associated with significant liver toxicity (hepatotoxicity), limiting their clinical application.
- Understanding the mechanisms of AdV-induced hepatotoxicity is essential for improving the safety of gene therapy and vaccines.
Purpose of the Study:
- To systematically review the relationship between adenoviruses and hepatotoxicity.
- To elucidate the molecular mechanisms underlying AdV-induced liver injury.
- To examine AdV-mediated hepatotoxicity in animal models.
Main Methods:
- Literature review of studies on AdV-host interactions and hepatotoxicity.
- Analysis of molecular mechanisms of AdV-induced liver damage.
- Synthesis of findings from animal studies on AdV hepatotoxicity.
Main Results:
- Adenoviruses exhibit inherent liver tropism, facilitating targeted gene delivery.
- AdV infection triggers inflammatory responses leading to acute hepatotoxicity, particularly in immunocompromised individuals.
- Studies reveal specific viral and host factors contributing to AdV-mediated liver injury.
Conclusions:
- A comprehensive understanding of AdV-induced hepatotoxicity is vital for advancing AdV-based therapies.
- Further research into virus-host interactions can mitigate AdV-related liver injury.
- Safe development of AdV vectors requires careful consideration of their hepatotoxic potential.
