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Standard Operating Procedure for Lyssavirus Surveillance of the Bat Population in Taiwan
Published on: August 27, 2019
Novel astroviruses in insectivorous bats.
D K W Chu1, L L M Poon, Y Guan
1Department of Microbiology, The University of Hong Kong, Hong Kong SAR, China.
Journal of Virology
|June 14, 2008
Summary
Novel astroviruses were discovered in Hong Kong bats, highlighting their role as reservoirs for viruses with zoonotic potential. These findings offer insights into astrovirus evolution and bat virus ecology.
Area of Science:
- Virology
- Zoonotic Diseases
- Bat Ecology
Background:
- Bats are recognized reservoirs for numerous viruses, including those causing significant human zoonotic diseases like Ebola and SARS.
- Astroviruses are known causes of gastroenteritis in humans and various animal species.
- Insectivorous bats, specifically from the genera Miniopterus and Myotis, are increasingly studied for their viral shedding.
Purpose of the Study:
- To identify and characterize novel astroviruses in insectivorous bats from Hong Kong.
- To investigate the prevalence and genetic diversity of astroviruses within specific bat populations.
- To assess the potential zoonotic implications of bat-associated astroviruses.
Main Methods:
- Bat surveillance and sample collection from Miniopterus and Myotis species in Hong Kong.
- Molecular detection and characterization of astroviruses using RT-PCR and sequencing.
- Phylogenetic analysis to determine the evolutionary relationships of identified astroviruses.
Main Results:
- Identification of novel astrovirus groups in apparently healthy insectivorous bats.
- High detection rates (36-100% and 50-70%) of astroviruses in Miniopterus magnater and Miniopterus pusillus.
- Significant genetic diversity observed among astroviruses within a single bat habitat.
Conclusions:
- Bats harbor diverse astroviruses, some potentially related to human strains.
- These findings underscore the importance of bats as reservoirs for viruses with zoonotic potential.
- Further research across diverse bat species and geographic locations is crucial for understanding astrovirus ecology and evolution.
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