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Updated: Dec 1, 2025

The Use of Mouse Splenocytes to Assess Pathogen-associated Molecular Pattern Influence on Clock Gene Expression
Published on: July 24, 2018
The Circadian Clock and Viral Infections
Helene Borrmann1, Jane A McKeating1, Xiaodong Zhuang1
1Nuffield Department of Clinical Medicine, University of Oxford, Oxford, UK.
The circadian clock regulates immune responses and infection severity. Understanding this link may lead to new antiviral therapies and improve disease management.
Area of Science:
- Chronobiology
- Virology
- Immunology
Background:
- The circadian clock governs mammalian physiology, orchestrating daily biological rhythms.
- Circadian rhythms synchronize central and peripheral clocks, impacting immune function and infection susceptibility.
- These rhythms influence drug and vaccine efficacy, highlighting their clinical relevance.
Purpose of the Study:
- To review the interplay between the circadian clock and viral infections.
- To emphasize the importance of circadian systems in host defense against viruses.
- To explore potential for novel antiviral therapies based on circadian pathways.
Main Methods:
- Review of experimental and clinical evidence.
- Analysis of circadian regulatory circuits.
- Examination of clock-regulated host-pathogen interactions.
Main Results:
- Circadian rhythms significantly modulate immune responses to viral infections.
- Clock-controlled host factors influence viral replication and pathogenesis.
- Timing of therapeutic interventions can impact treatment outcomes.
Conclusions:
- The circadian clock is a critical regulator of viral infections.
- Further research into virus-clock interactions is essential for clinical applications.
- Exploiting circadian biology offers promising avenues for antiviral drug development.
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