Johne’s-disease test developed

Chris McCullough For Agri-View
Feb 9, 2023
Feb 9, 2023

Dairy cattle in barn — A new test promises to be both more rapid and sensitive in detecting the infectious agent – Mycobacterium avium subspecies paratuberculosis or MAP – of Johne’s disease in veterinary specimens.
Chris McCullough/For Agri-View

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Chris McCullough For Agri-View

Scientists in Northern Ireland have developed a new test for Johne’s disease in dairy cattle that they say is much more sensitive and faster than current tests.

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Chris McCullough mug as of July 2025 — Chris McCullough

With 20 years experience behind him, award-winning agricultural journalist Chris McCullough is always on the hunt for his next story. He grew up on the family dairy farm in the heart of Northern Ireland and is based on the country’s east coast. He travels around the world to bring readers international news.