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In Vivo Imaging Systems (IVIS) Detection of a Neuro-Invasive Encephalitic Virus
Published on: December 2, 2012
Pathogenesis of Venezuelan equine encephalitis
Katherine G Taylor1, Slobodan Paessler
1Department of Pathology, University of Texas Medical Branch, Galveston, TX 77550, United States.
Veterinary Microbiology
|August 24, 2013
Summary
Venezuelan equine encephalitis virus (VEEV) poses a significant zoonotic threat. Early detection and control in horses are crucial for preventing widespread epidemics and protecting human health.
Area of Science:
- Veterinary Virology
- Arbovirology
- Public Health
Background:
- Equine encephalid viruses, particularly alphaviruses like Venezuelan equine encephalitis virus (VEEV), cause high mortality in horses and pose a zoonotic risk.
- VEEV outbreaks are widespread and epidemic, circulating in rodent-mosquito cycles and impacting both equine and human populations.
- Horses develop high-titer viremia, enabling further transmission to mosquito vectors, highlighting their role in VEEV epidemiology.
Purpose of the Study:
- To review the identification and pathogenesis of VEEV in equids.
- To discuss current vaccination and treatment strategies for VEEV in horses.
- To explore ongoing research in VEEV drug and vaccine development.
Main Methods:
- Literature review of VEEV epidemiology, pathogenesis, and control measures in equids.
- Analysis of existing vaccination and treatment protocols for VEEV.
- Synthesis of current research on novel therapeutic and prophylactic interventions for VEEV.
Main Results:
- VEEV is a highly pathogenic alphavirus with significant impact on equine populations.
- Early recognition and control of VEEV in equids are critical for preventing human epidemics.
- Equine high-titer viremia plays a key role in VEEV transmission dynamics.
Conclusions:
- Effective VEEV management in equids is essential for public health and disease prevention.
- Further research into VEEV pathogenesis, vaccination, and therapeutics is warranted.
- Integrated control strategies targeting equine populations are vital for mitigating VEEV outbreaks.
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