Table 2
The concentrations (mmol/litre) of some serum constituents needed for 50% antioxidative activity
Substances
EC
50
(mmol/l)
Uric acid
0.005
Albumin
0.1
Sodium pyruvate
0.2
Glutathione reduced
1.0
Arginine
2.5
Tryptophan
2.5
Cysteine
5.0