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Coxsackievirus B4 hepatitis in monkeys.
Journal of Medicine
|January 1, 1983
Summary
Coxsackievirus B4 infection caused hepatitis in squirrel monkeys. The virus may persist in tissues in a dormant state, as suggested by viral antigen and crystal findings.
Area of Science:
- Virology
- Hepatology
- Infectious Diseases
Background:
- Coxsackievirus B4 is a highly infectious agent known to cause various illnesses in humans.
- The pathogenesis of Coxsackievirus-induced hepatitis, particularly the potential for viral persistence, requires further investigation.
Purpose of the Study:
- To investigate the role of Coxsackievirus B4 in inducing hepatitis in a non-human primate model.
- To explore the possibility of dormant or slow viral states of Coxsackievirus in infected tissues.
Main Methods:
- Experimental infection of squirrel monkeys with Coxsackievirus B4.
- Attempts to isolate the virus from liver tissues.
- Detection of viral antigen using direct immunofluorescent antibody staining.
- Identification of viral particles via electron microscopy.
Main Results:
- Hepatitis was observed in 3 out of 9 experimentally infected squirrel monkeys.
- Coxsackievirus B4 could not be isolated from the livers of affected monkeys.
- Viral antigen was detected in liver cells of one monkey with severe hepatitis.
- A virus crystal was identified in the kidney of the same monkey.
Conclusions:
- Coxsackievirus B4 can induce hepatitis in squirrel monkeys.
- The findings support the hypothesis that Coxsackievirus can exist in a dormant or slow viral state within host tissues.
- Further research is warranted to elucidate the mechanisms of viral persistence and latency.