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Purification of Viral DNA for the Identification of Associated Viral and Cellular Proteins
Published on: August 31, 2017
The suppression of apoptosis by α-herpesvirus
Yu You1,2,3, An-Chun Cheng1,2,3, Ming-Shu Wang1,2,3
1Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Wenjiang, Chengdu City 611130, Sichuan, P.R. China.
Abstract:
Apoptosis, an important innate immune mechanism that eliminates pathogen-infected cells, is primarily triggered by two signalling pathways: the death receptor pathway and the mitochondria-mediated pathway. However, many viruses have evolved various strategies to suppress apoptosis by encoding anti-apoptotic factors or regulating apoptotic signalling pathways, which promote viral propagation and evasion of the host defence. During its life cycle, α-herpesvirus utilizes an elegant multifarious anti-apoptotic strategy to suppress programmed cell death. This progress article primarily focuses on the current understanding of the apoptosis-inhibition mechanisms of α-herpesvirus anti-apoptotic genes and their expression products and discusses future directions, including how the anti-apoptotic function of herpesvirus could be targeted therapeutically.
Insights
Alpha-herpesviruses employ sophisticated anti-apoptotic strategies to evade host defenses and promote viral replication. Understanding these mechanisms could lead to new therapeutic targets for herpesvirus infections.
Area of Science:
- Immunology
- Virology
- Molecular Biology
Background:
- Apoptosis is a crucial immune mechanism for eliminating infected cells, primarily regulated by death receptor and mitochondria-mediated pathways.
- Viruses, including alpha-herpesviruses, have evolved mechanisms to suppress apoptosis, aiding their propagation and immune evasion.
- Alpha-herpesvirus utilizes a complex anti-apoptotic strategy throughout its life cycle.
Purpose of the Study:
- To review the current understanding of apoptosis inhibition by alpha-herpesvirus.
- To elucidate the mechanisms employed by alpha-herpesvirus anti-apoptotic genes and their products.
- To discuss future therapeutic strategies targeting herpesvirus-induced apoptosis suppression.
Main Methods:
- Review of existing literature on alpha-herpesvirus and apoptosis.
- Analysis of molecular mechanisms underlying viral anti-apoptotic gene function.
- Discussion of potential therapeutic interventions.
Main Results:
- Alpha-herpesviruses encode specific anti-apoptotic factors.
- These factors interfere with key components of the apoptotic signalling pathways.
- The virus actively manipulates host cell death pathways for its benefit.
Conclusions:
- Alpha-herpesvirus possesses multifaceted strategies to inhibit apoptosis.
- Targeting these viral anti-apoptotic functions presents a promising therapeutic avenue.
- Further research is needed to fully exploit these mechanisms for clinical application.
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