Table 1 Antioxidant action of ALA and DHLA upon reactive oxygen species and references
| Reactive oxygen species | ALA | DHLA |
|---|---|---|
| Hydrogen peroxide | Yes (12) | Yes (12) |
| (H2O2) | No (23) | No (23) |
| Superoxide | ||
| (O2-) | No (23) | Yes (12, 27,28) |
| No (23) | ||
| Hydroxyl radical | ||
| (HO-) | Yes | Yes |
| (23,24,27) | (27) | |
| SInglet oxygen | Yes (12,29) | Yes (29) |
| (O2 *) | No (24) | |
| Peroxynitrite | Yes (12,25) | Yes 12,(25) |
| (ONOO-) | ||
| Nitric oxide radical | Yes | Yes (12) |
| (NO) | (12, 26) | No (26) |
| Hypochlous acid | Yes (23, 24, 31) | Yes (31) |
| (HOCL) | ||
| Peroxyl radical | Yes (23) | Yes (23, 30) |
| (HO2..) | No (30) |