Table 1 Normal aerobic metabolism oxidizing and antioxidizing systems
| OXIDIZING SYSTEMS | ANTIOXIDIZING SYSTEMS |
|---|---|
| Oxidant byproducts | Enzymatic antioxidants |
| Superoxide Anion (O2-) | Superoxide dismutase |
| Hydrogen Peroxide (H2 O2) | Glutathione peroxidase |
| Hydroxyl radical (HO) | Catalase |
| Hypochlorous acid (HOCl) | |
| Lipid radicals | |
| Enzimatic oxidants | Lipid-soluble antioxidants |
| Dehidrogenase Xantine | Vitamin E |
| NADPH oxidase | β-Carotene |
| Mieloperoxidase | |
| Monoamino oxidase | Water-soluble antioxidants |
| ON synthetase | Vitamin C |