Table 5.
DNA protection, binding affinity, ROS inhibition, and hydroxyl radical scavenging
| Extract | DNA Damage | Protection (%) | ROS Inhibition (%) | OH• Scavenging (%) | DNA binding affinity (KD, µM) |
|---|---|---|---|---|---|
| Native DNA | 0 | – | – | – | – |
| H₂O₂ Control | 90 | – | – | – | – |
| Essential Oil | 15 | 83 | 68 | 78.4 ± 4.0 | 1.2 ± 0.3 |
| Methanol | 20 | 78 | 62 | 62.3 ± 3.5 | 2.1 ± 0.5 |
| Ethyl Acetate | 25 | 72 | 65 | 71.5 ± 3.7 | 1.8 ± 0.4 |
| n-Butanol | 30 | 67 | 57 | 58.2 ± 2.8 | 3.3 ± 0.8 |
| Chloroform | – | – | 35.6 ± 2.2 | 35.6 ± 2.2 | 4.5 ± 1.0 |
| n-Hexane | – | – | 22.1 ± 1.8 | 22.1 ± 1.8 | ND |