Causes of Photooxidative Stress and Amelioration of Defense Systems in Plants

1. Oxygen Metabolism and the Regulation of Photosynthetic Electron Transport 2. The Role of Oxygen in Photoinhibition of Photosynthesis 3. Production and Action of Active Oxygen Species in Photosynthetic Tissues 4. Light Stress and Photoprotection Related to the Xanthophyll Cycle 5. Chilling Stress and Photosynthesis 6. Man-Induced Causes of Free Radical Damage- O3 and Other Gaseous Pollutants 7. Involvement of Superoxide in Signal Transduction- Responses to Attack by Pathogens, Physical and Chemical Shocks, and UV Irradiation 8. Photooxidative Stress in Trees 9. Herbicide Action and Effects on Detoxification Processes 10. Genetic Controls of Photooxidant Tolerance 11. Regulation and Properties of Plant Catalases 12. Superoxide Dismutases 13. Glutathione Reductase and Ascorbate Peroxidase 14. Tolerance to Herbicides and Air Pollutants