1. Division
of Pharmaceutical Biology, University of Basel, Klingelbergstrasse
50, 4056 Basel, Switzerland
2. Institute
of Cell Biology, University of Bern, Baltzerstrasse 4, 3012 Bern, Switzerland
3. Advanced Chemistry Development, Inc., 8 King Street East Suite 107, Toronto, Ontario M5C, Canada
4. Mibelle Biochemistry, Mibelle AG, Bolimattstrasse 1, 5033 Buchs, Switzerland