TABLE 1

UGT isoforms used in the present study


Isoforms

Lot Number

Activity
pmol/min/mg
UGT1A1 10 1000
UGT1A3 11 150
UGT1A4 2 1450
UGT1A6 1 6970
UGT1A8 15467 510
UGT1A9 1 8740
UGT1A10 23954 110
UGT2B4 16905 700
UGT2B7 11 1300
UGT2B15 15468 2100
UGT2B17
15397
2200
  • UGT1A1 and UGT1A3 activity was measured as estradiol 3-glucuronidation. UGT1A4 activity was determined as trifluoperazine glucuronidation. UGT2B17 activity was measured as eugenol glucuronidation. Activity of other UGT isoforms was determined as 7-hydroxy-4-trifluoromethylcoumarin glucuronidation.