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Tag Archives Tuberculosis

This file photo shows a rack of blood samples being tested for bovine tuberculosis in New Zealand dairy cattle. (Lakeview_Images/iStock/Getty Images)
Beef cattle, Livestock

Bovine TB probe wraps with no exact point of entry found

'More stringent' tests now being run on U.S. rodeo cattle imports

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Federal inspectors have formally closed the book on a 2018 outbreak of bovine tuberculosis (TB) in a British Columbia cattle herd, but with “no definitive source of infection” found. The probe dates back to October that year, when a beef cow of an unknown age, from a cow-calf operation in B.C.’s southern Interior, was culled,
This file photo shows a rack of blood samples being tested for bovine tuberculosis in New Zealand dairy cattle. (Lakeview_Images/iStock/Getty Images)
Beef cattle, Livestock

On-farm tests wrap up in bovine TB probe

CFIA investigation turns up just four positive B.C. cattle

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The “trace-in” phase of Canada’s latest bovine tuberculosis (TB) investigation has ended with just four cattle from one British Columbia herd testing positive for the disease. The Canadian Food Inspection Agency last week announced all on-farm testing has been completed in its probe, which dates back to November 2018 when lab tests confirmed TB in
(Photo courtesy Canada Beef Inc.)
Beef cattle, Livestock

Few herds remain in B.C. bovine TB probe

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The federal investigation into an outbreak of bovine tuberculosis affecting four animals in a domestic British Columbia cattle herd has pulled back to include just seven properties. As of Monday, the Canadian Food Inspection Agency’s probe included one herd each in B.C. and Saskatchewan and four herds in Alberta under movement controls, along with the
This file photo shows a rack of blood samples being tested for bovine tuberculosis in New Zealand dairy cattle. (Lakeview_Images/iStock/Getty Images)
Beef cattle, Livestock

Six more cattle herds to be tested in TB probe

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Updated, Dec. 20 — Cattle from four more herds in British Columbia and two in Alberta are now being tested for bovine tuberculosis as officials probe the country’s latest domestic case of the disease. The Canadian Food Inspection Agency on Monday reported the six herds are now under “movement controls” while TB testing is underway.
Beef producers are celebrating the end of a U.S. TB testing requirement.
Livestock

Manitoba scores a win on U.S. TB testing

The USDA will no longer require Manitoba beef and bison producers 
to test for TB before export. So what does that mean for the industry?

By
As trade tensions rise between the U.S. and Canada, Manitoba’s beef industry is celebrating the removal of a long-standing irritant. The U.S. Department of Agriculture has rolled back testing requirements on bovine tuberculosis for breeding stock, an issue that producers say has hovered over their industry since 1997, when the CFIA downgraded Manitoba’s TB status.
Researchers in China say cattle with TB resistance are now a reality.
Did you know?, Livestock

TB-resistant cattle are a reality

A new technique has produced live animals with 
increased resistance to this dangerous disease

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Researchers say they’ve found a high-tech way to produce cattle with genetic resistance to bovine tuberculosis. Writing in the open-access journal Genome Biology, Chinese researchers from the Northwest A&F University in Shaanxi, China say CRISPR gene-editing technology allowed the breakthrough. Read more: TB in the spotlight again with Alberta outbreak Dr. Yong Zhang, lead author

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