Study: Antibiotics in Extenders can Prevent CEM Transmission

Researchers from the University of Kentucky Gluck Equine Research Center recently investigated whether antibiotics in a semen extender could inhibit the growth of the bacteria Tayorella equigenitalis, which causes contagious equine metritis (CEM), and escape detection of the bacteria in horses bred by artificial insemination.

CEM has a devastating effect on fertility; it is a very costly and serious disease in horse operations that practice natural cover. The United States has largely been considered CEM-fr

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