Minnesota is among the top cattle-producing states in the nation. From red meat to milk cows, cattle are an intrinsic part of the Minnesota economy.
But in July 2005, disease was detected in cattle in northwest Minnesota.
Bovine tuberculosis – an infectious disease weakening the immune system – threatened Minnesota’s cattle population for the next six years.
João Ribeiro Lima, a doctoral candidate in the University of Minnesota College of Veterinary Medicine and his advisor Scott Wells, D.V.M., Ph.D., set out to investigate how to stem the spread of future outbreaks.