Table 4.
Effects of BCX supplementation on MDA, BCX, retinol levels, and antioxidant enzyme activities in rats exposed to LED light.
| Markers | Groups | |||
|---|---|---|---|---|
| Control | RD | RD+BCX1 | RD+BCX2 | |
| Serum MDA, nmol/mL | 0.45 ± 0.08c | 1.19 ± 0.17a | 0.79 ± 0.12b | 0.64 ± 0.07b |
| Retina MDA, nmol/mg | 0.8 ± 0.11d | 1.81 ± 0.12a | 1.51 ± 0.08b | 1.12 ± 0.15c |
| Retina SOD, U/mg protein | 85.34 ± 6.57a | 56.71 ± 7.11c | 65.9 ± 4.77bc | 75.13 ± 6.74b |
| Retina GSH-Px, U/mg protein | 29.48 ± 1.83a | 14.29 ± 1.78d | 19.16 ± 1.62c | 23.74 ± 2.23b |
| Retina CAT, U/mg protein | 33.96 ± 3.9a | 13.88 ± 1.5c | 20.84 ± 3.15b | 25.2 ± 3.39b |
| Serum BCX, nmol/L | — | — | 6.86 ± 1.35b | 15.83 ± 1.83a |
| Retina BCX, nmol/g | — | — | 0.2 ± 0.08b | 0.56 ± 0.11a |
| Serum retinol, ng/mL | 275.49 ± 27.91ab | 240.43 ± 20.61b | 282.87 ± 19.57a | 288.3 ± 27.9a |
| Retina retinol, μg/g | 5.69 ± 0.97 | 4.75 ± 0.81 | 5.87 ± 1.07 | 5.92 ± 1.34 |
The data are presented as means ± standard deviations. Mean values in the same row without a common superscript (a–d) differ significantly (p < .05). BCX: β-cryptoxanthin; MDA: malondialdehyde; RD: retinal degeneration; SOD: superoxide dismutase; GSH-Px: glutathione peroxidase; CAT: catalase.