Table 2.

Basal expression levels of main nuclear receptors and transcription factors involved in the control of ABC protein expression

	Ct		mRNA abundance versus mouse liver (in %)
	Mouse liver	WT	Wild type	Rho
Fxr	20	31	0.15	0.12
Shp	23	30	1.24	1.11
Pxr	27	30	25.73	18.87
Car	27	38	<0.01	<0.01
Nrf2	25	27	45.46	45.68

Values of threshold cycle (Ct) and mRNA abundances were determined by real-time RT-PCR.