Table 2.
IC50 values for evaluated antioxidant assays of examined Trifolium pratense essential oil, BHT and BHA.
| IC50 values for scavenging activity (µg/mL) | ||||
|---|---|---|---|---|
| Source | Radical species | LPx inhibition | ||
| Essential oil | DPPH· | NO· | O2·- | LPx |
| TP1 | 27.61 ± 0.12 | 16.03 ± 0.11 | 16.62 ± 0.23 | 9.35 ± 0.11 |
| TP2 | 52.56 ± 0.28 | 25.31 ± 0.32 | 27.88 ± 0.34 | 15.27 ± 0.24 |
| TP3 | 72.49 ± 0.14 | 41.69 ± 0.44 | 87.21 ± 0.12 | 36.81 ± 0.17 |
| BHT | 14.31 ± 0.32 | 8.46 ± 0.14 | 10.46 ± 0.13 | 26.15 ± 0.92 |
| BHA | 11.08 ± 0.28 | 6.31 ± 0.10 | 8.41 ± 0.12 | 36.08 ± 0.87 |
Values are means ± SD of five measurements.