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

Table 1

Immortalised human lens epithelial cell viability (%) after 3-hour exposure to the test substances employing MTT assay. Results are presented as mean values ± SD, .

Test substance	Lens cell viability (%)	Statistical significance to the medium
Media (negative control)	100	—
BKC (positive control)	17 ± 3.2
H2O2 (positive control)	16 ± 3.6
L-Carnosine (1%)	76 ± 13
L-Carnosine (0.5%)	81.5 ± 9.2
L-Carnosine (0.1%)	100 ± 10