Institution: | (1) Department of Medical Genetics, University of British Columbia, V6T 1W5 Vancouver, British Columbia, Canada;(2) Department of Microbiology, University of British Columbia, V6T 1W5 Vancouver, British Columbia, Canada;(3) Department of Biochemistry, University of British Columbia, V6T 1W5 Vancouver, British Columbia, Canada;(4) Department of Zoology, University of British Columbia, V6T 1W5 Vancouver, British Columbia, Canada |