[1] Univ Copenhagen, Panum Inst, Dept Pharmacol, Mol Pharmacol Lab, DK-2200 Copenhagen, Denmark
[2] Tech Univ Denmark, DK-2800 Lyngby, Denmark
[3] Rigshosp, Dept Clin Biochem, DK-2200 Copenhagen, Denmark
[4] NIDDK, NIH, Bethesda, MD 20892 USA
[5] Univ Calif San Francisco, Ernest Gallo Res Ctr, San Francisco, CA 94608 USA
[6] 7TM Pharma AS, DK-2970 Horsholm, Denmark