Cargando…
Molecular photobiology inactivation and recovery
Molecular Photobiology: Inactivation and Recovery describes the deleterious photochemical reactions occurring in biological systems. This book is composed of 10 chapters that specifically tackle light interactions in the ultraviolet region of the spectrum resulting to damaged proteins and nucleic ac...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
New York,
Academic Press,
1969.
|
| Colección: | Molecular biology.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Molecular Photobiology: Inactivation and Recovery; Copyright Page; Preface; Table of Contents; Glossary; CHAPTER 1. INTRODUCTION: BASIC PRINCIPLES; 1-1. Effects of Ultraviolet Radiation upon Biological Systems; 1-2. Laws of Photochemistry; 1-3. Absorption Spectra; 1-4. Action Spectra; General References; CHAPTER 2. EXPERIMENTAL PROCEDURES; 2-1. Light Sources; 2-2. Wavelength Selection; 2-3. Measurement of Energy Output; 2-4. General Problems in Dosimetry; 2-5. Flash Photolysis; General References; CHAPTER 3. QUANTUM PHOTOCHEMISTRY; 3-1. Properties of Photons and Electrons
- 3-2. Covalent Bonds3-3. Photon Effects on Orbital Electrons; 3-4. Dissipation of Photon Energy; 3-5. Role of Molecular Orientation; 3-6. Hypochromicity; 3-7. Energy Transfer; General References; CHAPTER 4. PHOTOCHEMISTRY OF THE NUCLEIC ACIDS; 4-1. Introduction; 4-2. Effects of UV on Ribose and Deoxyribose; 4-3. Effects of UV on Purines; 4-4. Hydration Products of the Pyrimidines; 4-5. Cyclobutane-Type Dimers of Thymine, Cytosine, and Uracil; 4-6. Other Photochemical Reactions of the Pyrimidines; 4-7. Effect of UV on the Molecular Weight of DNA (Chain Breakage); 4-8. DNA-DNA Cross-Links
- 4-9. The Cross-Linking of DNA to Protein4-10. The Effect of Base Composition on the Intrinsic Sensitivity of DNA to UV; 4-11. The Effect of Substitution by Halogenated Pyrimidines on the Intrinsic Sensitivity of DNA to UV; 4-12. The Influence of the Environment during Irradiation on the Intrinsic Sensitivity of DNA; 4-13. Photochemistry of RNA; 4-14. Summary; General References; CHAPTER 5. PHOTOCHEMISTRY OF AMINO ACIDS AND PROTEINS; 5-1. Introduction; 5-2. Relative Photochemical Sensitivity of the Amino Acids; 5-3. General Comments on the Photochemistry of Proteins
- 5-4. Photochemical Inactivation of EnzymesGeneral References; CHAPTER 6. PHOTOINACTIVATION OF BIOLOGICAL SYSTEMS; 6-1. Introduction; 6-2. Simple Survival Curves; 6-3. Biphasic Survival Curves; 6-4. Multihit and Multitarget Survival Curves; 6-5. Bacterial Viability; 6-6. Macromolecular Synthesis; 6-7. Bacteriophage; 6-8. Induction of Prophage; 6-9. Plant Viruses; 6-10. Animal Viruses; 6-11. Eucaryotic Cells; General References; CHAPTER 7. RECOVERY FROM PHOTOCHEMICAL DAMAGE; 7-1. Introduction; 7-2. Fortuitous Recovery; 7-3. Reversal of Damage by Repair in Situ
- 7-4. Reconstruction of Damaged DNA7-5. DNA Synthesis on Unrepaired Templates; 7-6. Physiological and Environmental Effects on Repair and Recovery; 7-7. Genetic Control of Repair Processes; General References; CHAPTER 8. ULTRAVIOLET MUTAGENESIS; 8-1. Introduction; 8-2. Early Observations on Bacterial Systems; 8-3. Nature of the Mutants Produced by UV; 8-4. Role of Repair Processes in Mutagenesis; General References; CHAPTER 9. PHOTODYNAMIC ACTION; 9-1. Introduction; 9-2. Structure of Photodynamic Dyes; 9-3. Mechanisms of Photodynamic Action; 9-4. Photodynamic Action on Cells