His groundbreaking research aims to protect both people and animals from serious disorders. He is developing sugar-based vaccines against gastric pathogens, such Campylobacter jejuni, which causes travellers’ diarrhea; Helicobacter pylori, which causes gastric cancer; and Clostridium difficile, which causes antibiotic-associated diarrhea. For more information, visit http://www.uoguelph.ca/~monteiro/.