Table 2.
Effects of GC on antioxidant enzymes and inflammatory cytokines in PQ-induced RLE-6TN model.
| Group | Control | PQ | PQ+GC | ||
|---|---|---|---|---|---|
| Dose (μM) | 20 | 1 | 10 | 100 | |
| GSH (mg/g pro) | 2.82 ± 0.43 | 1.56 ± 0.37## | 1.73 ± 0.16∗ | 2.27 ± 0.16∗∗ | 2.63 ± 0.09∗∗ |
| NADPH (μM) | 13.90 ± 3.62 | 27.53 ± 1.89## | 22.57 ± 1.67∗∗ | 17.33 ± 0.94∗∗ | 14.95 ± 3.08∗∗ |
| SOD (U/mg pro) | 336.81 ± 32.20 | 149.11 ± 36.49## | 205.49 ± 9.34∗∗ | 227.81 ± 18.06∗∗ | 267.55 ± 10.25∗∗ |
| CAT (U/mL) | 6.05 ± 0.43 | 1.55 ± 0.22## | 4.49 ± 0.34∗∗ | 3.66 ± 0.27∗∗ | 2.59 ± 0.21∗∗ |
| MDA (nM/mg pro) | 7.13 ± 1.38 | 19.34 ± 2.40## | 15.38 ± 1.34∗∗ | 11.49 ± 1.18∗∗ | 8.52 ± 1.96∗∗ |
| LDH (U/L) | 643.82 ± 26.17 | 1205.50 ± 69.82## | 940.74 ± 32.66∗∗ | 840.44 ± 31.39∗∗ | 758.46 ± 29.14∗∗ |
| CK (U/mg pro) | 0.55 ± 0.13 | 1.29 ± 0.16## | 0.80 ± 0.11∗∗ | 0.70 ± 0.06∗∗ | 0.59 ± 0.08∗∗ |
| TNF-α (pg/mL) | 4.63 ± 0.28 | 69.50 ± 6.71## | 43.79 ± 3.50∗∗ | 23.70 ± 2.07∗∗ | 15.22 ± 3.22∗∗ |
| IL-1β (pg/mL) | 123.22 ± 15.09 | 1157.76 ± 63.51## | 766.80 ± 61.68∗∗ | 468.69 ± 53.03∗∗ | 374.28 ± 47.04∗∗ |
| IL-6 (pg/mL) | 25.07 ± 2.66 | 545.68 ± 33.40## | 251.92 ± 29.88∗∗ | 155.40 ± 25.81∗ | 89.86 ± 21.33∗∗ |
Values were expressed as mean ± S.D. (n = 8). ##P < 0.01 vs. the control group; ∗P < 0.05, ∗∗P < 0.01 vs. the PQ group.