Preparation of Keratin-Glycine Metal Complexes and Their Scavenging Activity for Superoxide Anion Radicals

Table 4

EC₅₀ of FK-Gly at different mounts of Gly.

n (FK) : n (Gly)	EC50 (μmol/L)	Degree of simulation (%)
1 : 0.2		17.8
1 : 0.4		17.8
1 : 0.6		19.5
1 : 0.8		8.2
1 : 1		5.4

Cond: [FK] = 5 μmol/L, = 20°C, pH = 7-8.