Research Article
Chemical Constituents, Antioxidant, Cyclooxygenase Inhibitor, and Cytotoxic Activities of Teucrium pruinosum Boiss. Essential Oil
Table 3
Free radical scavenging activity and IC50 values of T. pruinosum EO and Trolox.
| Conc., (µg/ml) | % inhibition of DPPH by Trolox | ±SD | % inhibition of DPPH by T. pruinosum EO | ±SD |
| 0 | 0 | 0 | 0 | 0 | 1 | 38.6 | 1.23 | 2.64 | 0.82 | 2 | 49.5 | 1.75 | 8.68 | 0.42 | 3 | 59.8 | 2.23 | 8.68 | 1.03 | 5 | 78.8 | 1.62 | 13.2 | 0.62 | 7 | 88 | 2.1 | 39.62 | 0.62 | 10 | 97.2 | 1.52 | 39.62 | 1.03 | 20 | 97.2 | 1.85 | 39.62 | 0.62 | 30 | 97.5 | 1.3 | 69.81 | 0.62 | 40 | 97.5 | 1.82 | 73.58 | 1.03 | 50 | 97.2 | 1.34 | 77.11 | 1.03 | 80 | 97.2 | 2.25 | 77.52 | 0.41 | 100 | 97.2 | 1.4 | 77.52 | 1.85 |
| IC50 value, (µg/ml) | 2.09 | 0.17 | 16.98 | 0.84 |
|
|