Table 3

Correlation matrix between DTZ N-demethylation and other microsomal oxidations mediated by human CYPs

r
Testosterone 6β-hydroxylationAniline 4-hydroxylation7-Ethylresorufin O-deethylationDimethylnitrosamine N-demethylationTolbutamide hydroxylation
DTZ N-demethylation0.82a 0.230.100.170.59c
Testosterone 6β-hydroxylation0.020.010.120.61b
Aniline 4-hydroxylation0.200.72b 0.65c
7-Ethylresorufin O-deethylation0.120.05
Dimethylnitrosamine N-demethylation0.46
  • Correlation coefficient significant: a P < .001,b P < .01, c P < .05.