In Vitro and In Vivo Activity of Ribavirin against Andes Virus Infection
2011

Ribavirin's Effectiveness Against Andes Virus Infection

Sample size: 60 publication 10 minutes Evidence: high

Author Information

Author(s): David Safronetz, Elaine Haddock, Friederike Feldmann, Hideki Ebihara, Heinz Feldmann

Primary Institution: National Institute of Allergy and Infectious Diseases, National Institutes of Health

Hypothesis

Does ribavirin effectively inhibit Andes virus replication in vitro and in vivo?

Conclusion

Ribavirin is highly effective in preventing lethal hantavirus pulmonary syndrome in hamsters when administered early after infection.

Supporting Evidence

  • Ribavirin treatment resulted in dose-dependent reductions in viral RNA and protein.
  • 100% protection was observed in hamsters treated with ribavirin starting from day 1 post-infection.
  • Significant reductions in ANDV RNA were noted in lung and liver tissues of treated hamsters.
  • Ribavirin remained effective even when administered up to three days post-infection.

Takeaway

Ribavirin can help sick hamsters recover from a dangerous virus called Andes virus, especially if given soon after they get sick.

Methodology

The study involved in vitro tests on Vero E6 cells and in vivo tests on hamsters infected with Andes virus, assessing ribavirin's antiviral effects.

Potential Biases

Potential bias in animal model applicability to human disease.

Limitations

The study's findings may not directly translate to human cases due to differences in immune response and disease progression.

Participant Demographics

Syrian hamsters, female, aged 4–6 weeks.

Statistical Information

P-Value

p=0.0022

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023560

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