Volume 31, Number 6—June 2025
Dispatch
A One Health Approach to Investigating Cache Valley Virus, Arkansas, USA, July 20231
Table 1
Information on orthobunyavirus infections in white-tailed deer culled in 3 counties included as part of investigation of Cache Valley virus, Arkansas, USA, 2023*
County | CVV only | POTV only | CVV and JCV | CVV, JCV, and POTV |
---|---|---|---|---|
Yell, n = 5† | 1 (20) | 1 (20) | 0 | 2 (40) |
Boone, n = 1 | 0 | 0 | 0 | 1 (100) |
Newton, n = 7 |
0 |
0 |
1 (14) |
6 (85) |
All, n = 13 | 1 (8) | 1 (15) | 1 (15) | 9 (30) |
*Values are no. (%) specimens with EC50 neutralizing antibodies >20. CVV, Cache Valley virus; EC50, effective concentration in which serum dilution resulted in a 50% reduction in viral plaques; JCV, Jamestown Canyon virus; POTV, Potosi virus. †One deer in Yell County tested negative for antibodies against all 3 viruses.
1Preliminary results from this investigation were presented at the Southern Section American Society of Animal Science, January 28–30, 2024, Louisville, Kentucky, USA.
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