Bovine TB — Canada
While new to Canada, the strain of tuberculosis bacteria which infected the Alberta cow at the centre of a bovine TB probe has been seen before in Mexico. The Canadian Food Inspection Agency reported the strain of _Mycobacterium bovis_ found in a southeastern Alberta cow is “closely related” to a strain originating from cattle in central Mexico in 1997.
The _M. bovis_ pathogen from the infected cow is not the same as any strains previously detected in Canadian domestic animals, wildlife or
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