The effect of flavonoids on CYP1A1 mRNA levels in primary cultures of human hepatocytes
N.D., not determined.
↵2-a CYP1A1 mRNA levels were normalized to TCDD induction (100% increase in CYP1A1 mRNA).
↵2-b CYP1A1 mRNA levels were normalized to benzanthracene induction (100% increase in CYP1A1 mRNA).