Research - food safety, foodborne pathogens, Salmonella, Campylobacter, Escherichia coli, Listeria, genomics, transcriptomics, metabolomics, outbreak source tracking, bioinformatics, microbiome, foodborne epidemiology, whole genome sequencing, bacterial pathogenesis.
Teaching - veterinary microbiology, medical microbiology, food safety, food microbiology, bioinformatics, microbial genetics, microbial genomics.