Ascorbate-Glutathione Pathway and Stress Tolerance in Plants (eBook)

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2010 | 2010
XVII, 443 Seiten
Springer Netherland (Verlag)
978-90-481-9404-9 (ISBN)

Lese- und Medienproben

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Plants are sessile organisms that live under a constant barrage of biotic and abiotic insults. Both biotic and abiotic stress factors have been shown to affect various aspects of plant system including the acceleration in the formation of reactive oxygen species (ROS). The ascorbate (AsA)-glutathione (GSH) pathway is a key part of the network of reactions involving enzymes and metabolites with redox properties for the detoxification of ROS, and thus to avert the ROS-accrued oxidative damage in plants. The present book mainly deals with the information gained through the cross-talks and inter-relationship studies on the physiological, biochemical and molecular aspects of the cumulative response of various components of AsA-GSH pathway to stress factors and their significance in plant stress tolerance.
Plants are sessile organisms that live under a constant barrage of biotic and abiotic insults. Both biotic and abiotic stress factors have been shown to affect various aspects of plant system including the acceleration in the formation of reactive oxygen species (ROS). The ascorbate (AsA)-glutathione (GSH) pathway is a key part of the network of reactions involving enzymes and metabolites with redox properties for the detoxification of ROS, and thus to avert the ROS-accrued oxidative damage in plants. The present book mainly deals with the information gained through the cross-talks and inter-relationship studies on the physiological, biochemical and molecular aspects of the cumulative response of various components of AsA-GSH pathway to stress factors and their significance in plant stress tolerance.

Ascorbate-Glutathione Pathway and StressTolerance in Plants 4
Foreword 8
Preface 10
Contents 12
Chapter 1: Regulatory Role of Components of Ascorbate–Glutathione Pathway in Plant Stress Tolerance 20
Chapter 2: Ascorbate and Glutathione in Organogenesis, Regeneration and Differentiation in Plant In vitro Cultures 73
Chapter 3: Role of Ascorbate Peroxidase and Glutathione Reductase in Ascorbate–Glutathione Cycle and Stress Tolerance in Plants 109
Chapter 4: The Ascorbate–Gluathione Cycle and Related Redox Signals in Plant–Pathogen Interactions 132
Chapter 5: Regulation of the Ascorbate–Glutathione Cycle in Plants Under Drought Stress 154
Chapter 6: Glutathione and Herbicide Resistance in Plants 207
Chapter 7: Ascorbate and Glutathione: Protectors of Plants in Oxidative Stress 224
Chapter 8: Changes in the Glutathione and Ascorbate Redox State Trigger Growth During Embryo Development and Meristem Reactivationat Germination 245
Chapter 9: A Winning Two Pair: Role of the Redox Pairs AsA/DHA and GSH/GSSG in Signal Transduction 264
Chapter 10: Involvement of AsA/DHA and GSH/GSSG Ratios in Gene and Protein Expression and in the Activation of Defence MechanismsUnder Abiotic Stress Conditions 277
Chapter 11: Ascorbate–Glutathione Cycle: Enzymatic and Non-enzymatic Integrated Mechanisms and Its Biomolecular Regulation 315
Chapter 12: Coordinate Role of Ascorbate–Glutathione in Response to Abiotic Stresses 335
Chapter 13: Regulation of Genes Encoding Chloroplast Antioxidant Enzymes in Comparison to Regulation of the Extra-plastidic Antioxidant Defense System 349
Chapter 14: The Peroxisomal Ascorbate–Glutathione Pathway: Molecular Identification and Insights into Its Essential Role EnvironmentalStress Conditions 399
Chapter 15: Identification of Potential Gene Targets for the Improvement of Ascorbate Contents of Genetically Modified Plants 417
Index 441

Erscheint lt. Verlag 20.8.2010
Zusatzinfo XVII, 443 p.
Verlagsort Dordrecht
Sprache englisch
Themenwelt Studium 1. Studienabschnitt (Vorklinik) Biochemie / Molekularbiologie
Naturwissenschaften Biologie Biochemie
Naturwissenschaften Biologie Botanik
Naturwissenschaften Biologie Ökologie / Naturschutz
Technik
Schlagworte Chloroplast • Embryo • enzymes • Expression • pathogen • Protein • Regulation
ISBN-10 90-481-9404-0 / 9048194040
ISBN-13 978-90-481-9404-9 / 9789048194049
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