Table 2

Kinetic and inhibition parameters (SULPH) for DSG 3α-hydroxylation and TOL 4-hydroxylation by CYP2C9 cell line microsomes

	3α-OHDSG	4-OHTOL
K _m(μM)	6.5	88.7
V_max (pmol · mg⁻¹ · min⁻¹⁾	1269	247
IC₅₀(μM)	0.67	0.21
K _i(μM)	0.91	nd^2-a

↵2-a nd, Not determined.