TABLE 2

IC50 values for inhibitors of CYP26A1

IC50 values were obtained from the fits of the data shown in Figs. 5 and 6.

CompoundIC50 or Kd (S.E.)
μM
R1160100.0043 (0.0007)
R1158660.0051 (0.0008)
CD15300.53 (1.9)
Ketoconazole0.55 (1.3)
L-165,0411.7 (1.6)
Liarozole2.1 (1.1)
CS52.6 (1.3)a
TTNPB3.7 (1.6)
Rosiglitazone4.2 (1.3)
Pioglitazone8.6 (1.2)
  • a The IC50 value is determined as 50% inhibition of the maximum 71% inhibition observed.