On the Anticataractogenic Effects of L-Carnosine: Is It Best Described as an Antioxidant, Metal-Chelating Agent or Glycation Inhibitor?

Figure 4

Sulfhydryl capacity of glutathione alone, glutathione with L-carnosine, glutathione with copper, and glutathione and copper with different molar ratios of L-carnosine and EDTA. Results are presented as mean values ± SD,  [statistically significant; not significant].