Quick Orientation
Section
Definition
- Objective
- Understand the core idea
- Keywords
- Free radical, O2•−, •OH
Types and Sources of Free Radicals
- Objective
- Separate the major categories
- Keywords
- superoxide (O2•−), hydrogen peroxide (H2O2), hydroxyl radical (•OH)
Lipid Peroxidation
- Objective
- Learn the main facts and relationships
- Keywords
- initiation, propagation, termination, L•, LOO•
Free Radicals and Biomolecules
- Objective
- Learn the main facts and relationships
- Keywords
- beget free radicals
Antioxidant Enzyme System
- Objective
- Learn the main facts and relationships
- Keywords
- Antioxidant Enzyme System
Clinical Correlation
- Objective
- Connect the mechanism to clinical findings
- Keywords
- Atherosclerosis and CHD, Cancer, Rheumatoid arthritis
Definition
Free radical: a molecular species with one or more unpaired electrons that can exist independently, for example superoxide O2•− and hydroxyl radical •OH.