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The cell cycle and virus infection
Stevan R Emmett1, Brian Dove, Laura Mahoney
1School of Biochemistry and Microbiology, University of Leeds, Leeds, UK.
Methods in Molecular Biology (Clifton, N.J.)
|December 4, 2004
Summary
Viruses manipulate the host cell cycle to enhance replication. This study explores viral interactions with cell cycle control, including the nucleolus, using advanced methods like proteomics.
Area of Science:
- Virology
- Cell Biology
- Molecular Biology
Background:
- Viruses subvert host cell cycle machinery to optimize replication.
- While DNA and retroviruses have been extensively studied, RNA viruses also impact the cell cycle.
- The nucleolus is increasingly recognized as a key player in cell cycle regulation.
Purpose of the Study:
- To investigate the intricate interactions between viruses and the host cell cycle.
- To understand how viruses, including RNA viruses, interfere with cellular processes.
- To explore the role of the nucleolus in virus-host cell cycle dynamics.
Main Methods:
- Developed and adapted various strategies to study virus-cell cycle interactions.
- Employed techniques such as virus yield determination and replication measurements.
- Utilized flow cytometry, confocal analysis, and proteomic approaches for comprehensive analysis.
Main Results:
- Viral interference with the cell cycle offers diverse benefits for viral replication.
- RNA viruses, replicating in the cytoplasm, also significantly affect the cell cycle.
- Proteomic analyses reveal numerous cell cycle proteins impacted by viral infections.
Conclusions:
- Viruses extensively interact with and manipulate the host cell cycle, including nucleolar functions.
- Advanced methodologies, particularly proteomics, are crucial for dissecting these complex viral-host interactions.
- Understanding these interactions is vital for comprehending viral pathogenesis and developing antiviral strategies.