Affiliation: | ? Department of Medicine, University of Calgary, Calgary, Alberta, Canada ‡ Department of Biochemistry and Molecular Biology, University of Calgary, Calgary, Alberta, Canada ¶ Department of Microbiology and Infectious Diseases, University of Calgary, Calgary, Alberta, Canada § Department of Biochemistry, University of Lausanne, Epalinges, Switzerland ∥ Division of Infectious Diseases, Department of Biomedical Sciences, Tufts University, North Grafton, Massachusetts |