Table 3

V max and K m of rat hepatic microsomes for MAOS activity

MicrosomesKmVmaxVmax/Km
μM nmol/min/mg
Ethanol-treated355.01143  × 10−3
Control2501.716  × 10−3

The apparent K m and V max values for acetaldehyde oxidation were from Lineweaver-Burk plots with a range of acetaldehyde concentrations from 50 μM to 5 mM.