Table 1.

Test Conditions for Mutual Inhibition Experiments with Respect to the Glucuronidation of 3HF, 7HF, 4′HF and 3,7,4′THF

Substrate		Inhibitor		UGT1A1 (μg/ml)	Reaction time (min)
Name	Concentration(μM)	Name	Concentration (μM)
3HF
7HF	0.625, 2.5, 5, 10	3,7,4′THF	0, 0.313, 0.625, 1.25, 5	26.54	30~120
4′HF
		3HF
3,7,4′THF	0.313, 0.625,1.25,5	7HF	0, 0.625, 2.5, 5, 10	6.62~26.54	15~60
		4′HF