Grilling the meat substantially boosted detection of the prions, which the authors say may be because heat helps release prions trapped in the tissue.
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The research suggests that ticks can ingest and excrete CWD prions.
The hunter from Louisville legally harvested the 8-point buck in Wisconsin, then brought the intact head into Kentucky for taxidermy, which violates Kentucky law.
This is the eleventh CWD-affected deer farm in the state over the past 15 years.
The 11 new cases raise the state's total since the virus was first detected early last year to 12.
The wild deer—a 3-year-old doe —tested positive in the town of Nepeuskun.
CWD has been confirmed at deer-breeding facilities in Hamilton and Frio counties.
The detections span locations in three counties, with cases in two identified through postmortem testing.
For the first time, chronic wasting disease has been detected in white-tailed deer in Manitoba—previous detections were in mule deer.
Testing done on samples from about 5,000 deer harvested in last year's hunting seasons in Iowa revealed that 84 deer were positive for CWD.
In North Carolina, officials confirm the first case detected outside of the state's surveillance area.
