Establishing Persistent Infection with Foot-and-Mouth Disease Virus in BHK-21 Cells
Author Information
Author(s): Huang Xuan, Li Yong, Fang Hui, Zheng Congyi
Primary Institution: State Key Laboratory of Virology, College of Life Sciences, Wuhan University, Wuhan, China
Hypothesis
The study aims to explore the mechanisms of viral persistence of foot-and-mouth disease virus (FMDV) in BHK-21 cells using ammonium chloride.
Conclusion
Persistent infection of cell cultures with FMDV is successfully established with distinctive features, warranting further investigation into the mechanisms of viral persistence.
Supporting Evidence
- Ammonium chloride treatment reduced the yield of FMDV during infection.
- Viral genome RNAs and specific proteins were detected in persistent cells.
- Persistent viruses showed enhanced virulence despite not forming plaques.
Takeaway
Researchers found a way to keep a virus alive in cells without making the cells sick, which helps us understand how viruses can stick around in animals.
Methodology
BHK-21 cells were infected with FMDV and treated with ammonium chloride to establish persistent infection, followed by detection of viral RNAs and proteins.
Limitations
The study primarily focuses on in vitro models, which may not fully replicate in vivo conditions.
Participant Demographics
BHK-21 cells, a clone of cells from the China Center for Type Culture Collection.
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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