Ugur Halac

Dr. Ugur Halac is an Associate Clinical Professor in the Department of Pediatrics at the University of Montreal. He serves as a physician in the Department of Pediatric Gastroenterology, Hepatology and Nutrition at CHU Sainte-Justine in Montreal, Canada. He is also an associate researcher at the Sainte-Justine University Hospital Research Center within the Viral, Immune and Cancer Diseases Axis.

• Doctorate of Medicine from Université Libre de Bruxelles (2002)
• Diploma of Specialized Studies in Pediatrics (2007)
• Interuniversity Diploma in Pediatric Gastroenterology, Hepatology & Nutrition from Paris (2007)
• Clinical Fellowship at CHU Sainte-Justine (2010)
• Research Fellowship in immunohepatology at University of California, San Francisco (2013)

Dr. Halac's research focuses on acute and chronic gastrointestinal system diseases including inflammatory bowel diseases, celiac disease, and polyposis. He is a member of the multidisciplinary team for tyrosinemia clinic and investigates hepatotropic viral infections (HEV) in immunosuppressed children. His work extends to viral immunology and post-transplant complications.

Analysis of his publications reveals expertise in pediatric inflammatory bowel disease epidemiology, viral infection monitoring in transplant patients, and metabolic liver disorders. He has contributed to advancements in OX40 immune signaling, tyrosinemia management, and functional gastrointestinal diagnostics. Recent studies examine clinical remission timelines and disease phenotype evolution in pediatric Crohn's disease.

• Key collaborations include researchers at CHU Sainte-Justine, University of California, San Francisco, and University of Montreal
• Active participant in the Québec NTBC Study Group

Dr. Halac directs the Externship program in Pediatrics at Sainte-Justine and contributes to the Educational Committee of the Pediatric Gastroenterology Program.