1. Centre for Blood Research, Life Sciences Institute, The University of British Columbia, Vancouver V6T 1Z4, British Columbia, Canada
2. Department of Pathology and Laboratory Medicine, The University of British Columbia, Vancouver V6T 1Z4, British Columbia, Canada
3. Department of Chemistry, The University of British Columbia, Vancouver V6T 1Z4, British Columbia, Canada
4. School of Biomedical Engineering, The University of British Columbia, Vancouver V6T 1Z4, British Columbia, Canada