Volume 16, Number 1—January 2010

Research

Ceftiofur Resistance in Salmonella enterica Serovar Heidelberg from Chicken Meat and Humans, Canada

Lucie Dutil , Rebecca Irwin, Rita Finley, Lai King Ng, Brent Avery, Patrick Boerlin, Anne-Marie Bourgault, Linda Cole, Danielle Daignault, Andrea Desruisseau, Walter Demczuk, Linda Hoang, Greg B. Horsman, Johanne Ismail, Frances Jamieson, Anne Maki, Ana Pacagnella, and Dylan R. Pillai

Author affiliations: Public Health Agency of Canada, Saint-Hyacinthe, Québec, Canada (L. Dutil, D. Daignault); Public Health Agency of Canada, Guelph, Ontario, Canada (R. Irwin, R. Finley, B. Avery, L. Cole, A. Desruisseau); Public Health Agency of Canada, Winnipeg, Manitoba, Canada (L.K. Ng, W. Demczuk); Ontario Veterinary College, Guelph (P. Boerlin); Institut National de Santé Publique du Québec, Sainte-Anne-de-Bellevue, Québec, Canada (A.-M. Bourgault, J. Ismail); British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada (L. Hoang, A. Pacagnella); Saskatchewan Disease Control Laboratory, Regina, Saskatchewan, Canada (G. Horsman); Ontario Agency for Health Protection and Promotion, Toronto, Ontario, Canada (F. Jamieson, A. Maki, D.R. Pillai)

Main Article

Figure 2

Figure 2. Prevalence of ceftiofur resistance (moving average of the current quarter and the previous 2 quarters) among retail chicken Escherichia coli, and retail chicken and human clinical Salmonella enterica serovar Heidelberg isolates during 2003–2008 in Québec, Canada.

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