TABLE 2

Kinetic parameters of genistein glucuronidation in different microsomes


Parameters

Duodenum

Jejunum

Ileum

Colon

Liver
Vmax1 (nmol /min/mg) 1.445 3.171 1.423 0.435 3.713
Km1 (μM) 4.04 6.628 8.239 3.186 23.6
Vmax1/Km1 (ml/min/mg) 0.357 0.478 0.172 0.136 0.157
Vmax2 (biphasic) (nmol/min/mg) 0.041 1.59E3 0.826
Km2 (μM) 7.994 2.74E5 0.71E-7
R 2 0.998 0.995 0.963 0.995 0.989
AIC
-55.67
-19.13
-21.85
-53.61
-17.9