TABLE 1

Formation of a second glucuronide of deferiprone

Percentage of all glucuronides represented by the second glucuronide formed in preparations of tissue samples and HEK293-expressed UGT isoforms. K22 to K29 represent liver samples from individual donors.


Sample

Unknown Glucuronide vs. Total Glucuronides Present (100%)
%
Tissue samples
    Liver K22 7.4
    Liver K23 7.9
    Liver K24 5.0
    Liver K25 4.1
    Liver K26 6.5
    Liver K27 5.9
    Liver K28 5.3
    Liver K29 7.1
    Liver pool 4.4
    Kidney 5.5
    Jejunum 6.7
    Ileum 5.2
HEK293-expressed UGT isoforms
    UGT1A6 7.0
    UGT1A8 85.9
    UGT1A9 41.4
    UGT1A10
65.7