Bat-borne virus diversity, spillover and emergence
Michael Letko1,2, Stephanie N Seifert3, Kevin J Olival4
1Laboratory of Virology, Division of Intramural Research, National Institute of Allergy and Infectious Diseases, Rocky Mountain Laboratories, National Institutes of Health, Hamilton, MT, USA. michael.letko@wsu.edu.
Nature Reviews. Microbiology
|June 13, 2020
Summary
Bats are a reservoir for many human viruses, including Ebola and SARS-CoV-2. Continued research into bat virus ecology is crucial for preventing future pandemics.
Area of Science:
- Virology
- Ecology
- Zoonosis
Background:
- Most human viral pathogens originate in animals, with bats identified as a significant reservoir for numerous zoonotic viruses.
- Viruses such as Ebola, Marburg, Nipah, Hendra, SARS-CoV, MERS-CoV, and SARS-CoV-2 have been traced to bat populations.
Purpose of the Study:
- To review current advancements in understanding bat-borne viruses.
- To identify knowledge gaps in bat virus ecology and molecular biology.
- To outline future research directions and inform outbreak response strategies.
Main Methods:
- Literature review of recent studies on bat virology and zoonotic disease emergence.
- Analysis of current research trends and identified knowledge gaps.
- Synthesis of information to propose future research avenues and prevention strategies.
Main Results:
- Despite extensive research, the ecology and molecular biology of bat viruses remain largely underexplored.
- Significant viral diversity exists within bat populations, posing a constant risk for cross-species transmission.
- Current understanding is insufficient to fully anticipate and prepare for novel viral outbreaks originating from bats.
Conclusions:
- Further research into bat virus ecology and molecular mechanisms is essential for pandemic preparedness.
- Addressing knowledge gaps will enhance our ability to predict, prevent, and respond to zoonotic viral threats.
- Integrated approaches combining ecological, virological, and epidemiological studies are needed.
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