About the Authors
Michael Smith Laboratories, University of British Columbia, Vancouver, British Columbia, Canada
Division of Gastroenterology, BC Children's Hospital, Vancouver, British Columbia, Canada
The authors have declared that no competing interests exist.
NFB, BAV, BKC, YV, and BAC conceived and designed the experiments, performed the experiments, and analyzed the data. NFB contributed reagents/materials/analysis tools. NFB, BAV, BKC, YV, BAC, and BBF wrote the paper.