Temporal Dynamics of European Bat Lyssavirus Type 1 and Survival of Myotis myotis Bats in Natural Colonies
2007

Dynamics of Bat Lyssavirus in Myotis myotis Bats

Sample size: 643 publication 10 minutes Evidence: moderate

Author Information

Author(s): Amengual Blanca, Bourhy Hervé, López-Roig Marc, Serra-Cobo Jordi

Primary Institution: Institut Pasteur, Paris, France

Hypothesis

What are the temporal dynamics of European bat lyssavirus type 1 in natural colonies of Myotis myotis bats?

Conclusion

The study found that EBLV-1 infections in Myotis myotis bats occur cyclically without significantly increasing mortality rates.

Supporting Evidence

  • Cyclic EBLV-1 infections occurred with periodic oscillations in the number of susceptible, immune, and infected bats.
  • Persistence of immunity for more than one year was detected in some individuals.
  • The basic reproductive rate of EBLV-1 was predicted to be low (R0=1.706).
  • The average duration of infectiousness was predicted to be short (D=5.1 days).
  • No significant increase in mortality was observed after EBLV-1 infection.

Takeaway

Bats can get a virus called EBLV-1, but it doesn't seem to make them die more often, and they can stay healthy for a long time after getting it.

Methodology

A twelve-year longitudinal study was conducted on two colonies of Myotis myotis bats in Spain, collecting epidemiological, virological, and ecological data.

Potential Biases

Potential biases in sampling methods and the limited geographic scope of the study.

Limitations

The study focused only on two colonies, which may not represent all bat populations.

Participant Demographics

The study involved two colonies of Myotis myotis bats in Spain.

Statistical Information

P-Value

p<0.001

Confidence Interval

95% CI, 162–300 for colony 1; 95% CI, 377-804 for colony 2

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0000566

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