Seroprevalence of Bluetongue Virus in Sheep and Goats in the Netherlands
Author Information
Author(s): Elbers Armin RW, Popma Johan, Oosterwolde Sandra, van Rijn Piet A, Vellema Piet, van Rooij Eugène MA
Primary Institution: Central Veterinary Institute (CVI) of Wageningen UR
Hypothesis
What is the seroprevalence of bluetongue virus serotype 8 in sheep and goats in the Netherlands during 2006 and 2007?
Conclusion
The seroprevalence of bluetongue virus serotype 8 in goats and sheep was significantly higher in 2007 compared to 2006.
Supporting Evidence
- In 2006, the estimated seroprevalence for goats was 0% and for sheep was 7.0%.
- In 2007, the estimated seroprevalence for goats was 47% and for sheep was 70%.
- The study highlighted a wide range in seroprevalence within locations, indicating variability in exposure.
Takeaway
The study found that many goats and sheep in the Netherlands had been exposed to a virus called bluetongue, especially in 2007, even though not many showed obvious signs of being sick.
Methodology
Blood samples from sheep and goats were tested for antibodies against bluetongue virus using a competitive ELISA.
Limitations
The study may not account for small-holder locations with unregistered animals.
Participant Demographics
The study included sheep and goats from various locations across the Netherlands.
Statistical Information
Confidence Interval
95% confidence interval: 0 – 5.6% for goats and 3.5 – 12.9% for sheep in 2006; 36 – 58% for goats and 63 – 76% for sheep in 2007.
Digital Object Identifier (DOI)
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