Table 2

Kinetic parameters for inhibition of coumarin 7-hydroxylase activity of CYP2A6 by organosulfur compounds

ChemicalsKiType of Inhibition
μM
Di-n-propyl disulfide1.73  ± 0.12Competitive
Diallyl disulfide2.13  ± 0.25Mixed
4,4′-Dipyridyl sulfide0.072  ± 0.016Competitive
4,4′-Dipyridyl disulfide0.060  ± 0.014Competitive

Values are presented as means ± S.D. (n = 3).