Dr. Irene Grant is a Professor of Microbiology and Food Safety at Queen’s University in Belfast. Her long time research interest has been Mycobacterium avium subsp. paratuberculosis, its heat resistance, presence in milk and dairy products, and methods for its accurate detection and enumeration. She has published extensively on this subject and is recognized as an international authority on this potentially foodborne and zoonotic bacterium. In this presentation, Dr. Grant reports on some preliminary findings of the Crohn’s/MAP Testing Study funded by Human Para, and describes her phage assay technique used for the detection of MAP.