1. Centre for Blood Research and Department of Biochemistry and Molecular Biology; University of British Columbia; Vancouver BC Canada
2. Department of Processing; Helmholtz-Zentrum Dresden-Rossendorf; Helmholtz Institute Freiberg for Resource Technology; Bautzner Landstrasse 400 Dresden 01328 Germany
3. Norman B. Keevil Institute of Mining Engineering; University of British Columbia; Vancouver BC Canada