Johne’s disease, caused by Mycobacterium avium subspecies paratuberculosis (MAP), is a chronic and costly disease of cattle that reduces herd productivity and can spread silently for years before ...

Researchers still have a lot to learn about Crohn's disease, a chronic form of inflammatory bowel disorder that affects as many as 700,000 Americans. It's unknown, for example, precisely how heredity, ...

Current Johne’s tests have limitations in sensitivity and specificity, especially in early stages of infection. As a result, large sample sizes are needed to determine with confidence whether a herd ...

Peer-reviewed (in-press) study finds serum-based antibody tests align, but milk results vary—calling for improved milk-specific diagnostics to strengthen herd surveillance and profitability CARLSBAD, ...