Kostrzynska Magdalena is a special graduate faculty in Canadian Research Institute for Food Safety (CRIFS) Canadian Network for Therapeutic Applications of Bacteriophages (CANTAB) in the Department of Food Science, Department of Environmental Biology along with thathe is a research scientist in University of Guelph. His current projects:Ecology of human enteric pathogens in fresh horticultural products, Characterization of probiotics and bacteriophages and their interactions with food-borne pathogens.

Development of probiotics as alternatives to antibiotics to control food-borne pathogens and improve food safety investigating mechanism of action of lactic acid bacteria application of DNA microarray technology and real-time PCR to study food-borne pathogens and their interactions with probiotics development of bacteriophage-based bio-disinfectants to control food-borne pathogens conducting ecological studies to characterize native microflorae on fresh produce and determine the influence of natural microflorae on the fate of Salmonella and Escherichia coli O157:H7 control of food-borne pathogens on fresh produce