Table 1

Michaelis-Menten kinetic parameters of amodiaquineN-desethylation and inhibition Ki values of AQ metabolism by quercetin in HLMs and CYP2C8 expressed in human lymphoblastoid cell lines vs. yeast

MicrosomesVmaxKmCLintKi
HLM14622.4608.21.56
CYP2C8Lymphoblastoid cell lines 2.61.22.11.96
CYP2C8Yeast 3.90.94.42.35

Vmax data shown are in units of picomoles per minute per milligram for HLMs and picomoles per minute per picomole for CYP2C8; CLint data shown are in units of microliters per minute per milligram for HLMs and microliters per minute per picomole for CYP2C8; Km and Ki data shown are in units of micromoles.