Fungal pathogenesis in plants and crops : molecular biology and host defense mechanisms /: molecular biology and host defense mechanisms. (©2008)

• Record Type: Book
• Further Information: Note: P. Vidhyasekaran.
• Other Names: Vidhyasekaran, P
• Contents: PERCEPTION AND TRANSDUCTION OF PLANT SIGNALS IN PATHOGENS; Introduction; Signaling and Transduction Systems in ''First Touch'' and Adhesion of Fungal Spores; Signaling in Fungal Spore Germination; Signaling in Differentiation of Germ Tubes into Infection Structures; Signal Transduction in Fungal Pathogenesis; Genes Involved in Formation of Infection Structures; Signals in Fungal Infection Process; Conclusion; References; ; PERCEPTION AND TRANSDUCTION OF PATHOGEN SIGNALS IN PLANTS; Introduction; What Are Elicitors?; Oligosaccharide Elicitors; Protein Peptide Elicitors; Glycoprotein Elicitors; Lipid Elicitors; Toxins as Elicitor Molecules; Plant Cell Wall-Degrading Enzymes as Elicitors; Race-Specific and Cultivar-Specific Elicitors; Specificity of General Elicitors; Endogenous Oligogalacturonide Elicitors; Multiple Elicitors May Be Needed to Activate Defense Responses; Availability of Fungal Elicitors at the Site of Fungal Invasion in Plants; Receptors for Elicitor Signals in Plant Cell Membrane; Calcium Ion May Act as Second Messenger; Phosphorylation of Proteins as a Component in Signal Transduction System; Mitogen-Activated Protein Kinase Cascades in Signal Transduction; Phospholipid-Signaling System; Anion Channels in Signal Transduction; Extracellular Alkalinization and Cytoplasmic Acidification in Signaling System; Reactive Oxygen Species in Signal Transduction; Nitric Oxide in Signal Transduction; Salicylic Acid-Signaling System; Jasmonate-Signaling Pathway; Role of Systemin in Signal Transduction System; Ethylene-Dependent Signaling Pathway; Abscisic Acid Signaling; Fatty Acids as Systemic Signal Molecules; Other Signaling Systems; Network and Interplay of Signaling Pathways; Induction of Defense Genes May Require Different Signal Transduction Systems; Perception and Transduction of Pathogen Signals in Plants Leading to Susceptibility; Signaling Systems in Susceptible Interactions; Conclusion; References; ; DISEASE RESISTANCE AND SUSCEPTIBILITY GENES IN SIGNAL PERCEPTION AND EMISSION; Introduction; Molecular Structure of Resistance Genes; Classification of Resistance Genes based on Molecular Structure of R Gene-Encoded Proteins; Molecular Structure of Recessive Genes; Perception of Pathogen Signals by Resistance Genes; Activation of R Protein and Emission of Signals to Other Components in the Cell; Downstream Components of R Gene Signaling Systems; Downstream Signaling Events in R Gene-Mediated Resistance; Susceptibility Genes in Signal Transduction; Conclusion; References; ; CELL DEATH PROGRAMS DURING FUNGAL PATHOGENESIS; Introduction; Cell Death in Resistant Interactions; Molecular Mechanism of Induction of Hypersensitive Cell Death; Molecular Mechanism of Induction of Spontaneous Cell Death; Molecular Mechanism of Induction of Runaway Cell Death; Role of Cell Death in Induction of Systemic Acquired Resistance; Susceptibility-Related Cell Death; Molecular Mechanisms in Induction of Cell Death in Susceptible Interactions; What Is the Function of Cell Death in Fungal Pathogenesis?; Conclusion; References; ; CELL WALL DEGRADATION AND FORTIFICATION; Introduction; Structure of Cuticle; Penetration of Epicuticular Waxy Layer by Pathogens; Production of Cutinases to Breach Cuticle Barrier; Genes Encoding Cutinases; Plant Signals Triggering Fungal Cutinases; Importance of Cutinases in Penetration of Cuticle; Cutinases as Virulence Pathogenicity Factors; Melanins in Fungal Penetration of Cuticle Barrier; Degradation of Pectic Polysaccharides; Pathogens Produce Cellulolytic Enzymes to Breach Cell Wall Barrier; Fungal Hemicellulases in Plant Cell Wall Degradation; Degradation of Cell Wall Structural Proteins; Requirement of Several Cell Wall-Degrading Enzymes to Degrade the Complex-Natured Cell Wall; Production of Suitable Enzymes in Appropriate Sequence by Fungal Pathogens; Reinforcement of Host Cell Wall during Fungal Invasion; Papillae Suppress Fungal Penetration; Callose Deposition in Cell Wall; How Do Pathogens Overcome the Papillae and Callose Barriers?; Cell Wall-Bound Phenolics and Lignins; Suberization during Fungal Pathogenesis; Deposition of Mineral Elements in Host Cell Wall in Response to Fungal Invasion; Conclusion; References; ; INDUCTION AND EVASION OF PATHOGENESIS-RELATED PROTEINS; Introduction; Multiplicity of PR Proteins; Classification of PR Proteins; Induction of PR Proteins during Fungal Pathogenesis; Genes Encoding PR Proteins; Transcription of PR Genes; Signals Involved in Transcriptional Induction of PR Genes; PR Proteins Are Synthesized as Larger Precursors; Secretion of PR Proteins; PR Proteins May Be Involved in Inhibition of Pathogen Development; PR Proteins May Be Involved in Triggering Disease Resistance; How Do Pathogens Overcome Fungitoxic PR Proteins of the Host?; Conclusion; References; ; EVASION AND DETOXIFICATION OF SECONDARY METABOLITES; Introduction; Chemical Structural Classes of Phytoalexins; Biosynthesis of Isoflavonoid Phytoalexins; Biosynthesis of Flavanone Phytoalexins; Biosynthesis of Coumarin Phytoalexins; Biosynthesis of Stilbene Phytoalexins; Biosynthesis of Terpenoid Phytoalexins; Biosynthesis of Indole-Based Sulfur-Containing Phytoalexins; Biosynthesis of Alkaloid Phytoalexins; Site of Synthesis of Phytoalexins; Phytoalexins Are Fungitoxic; How Do Pathogens Overcome the Antifungal Phytoalexins?; Chemical Structural Classes of Phytoanticipins; Phenolics as Phytoanticipins; Toxicity of Phenolics to Pathogens; How Does Pathogen Overcome the Antifungal Phenolics?; Saponins as Phytoanticipins; Glucosinolates as Phytoanticipins; Cyanogenic Glucosides; Dienes; Conclusion; References ; ; TOXINS IN DISEASE SYMPTOM DEVELOPMENT; Introduction; Importance of Toxins in Disease Development; Toxins Suppress Host-Defense Mechanisms; Toxins Cause Cell Membrane Dysfunction; How Do Pathogens Induce Membrane Dysfunction only in Susceptible Hosts?; Conclusion; References; Index
• Edition: 2nd ed
• Publisher Details: Boca Raton : CRC Press
• Publication Date: 2008
• Copyright Date: 2008
• Extent: 1 online resource (xxiii, 509 pages), illustrations
• Subjects: 632/.4; Fungal diseases of plants; Plant molecular biology; Plant-pathogen relationships; Plants -- Disease and pest resistance -- Molecular aspects; Plantes -- Maladies cryptogamiques; Biologie moléculaire végétale; Relations plante-micro-organisme pathogène; Plantes -- Résistance aux maladies et fléaux -- Aspect moléculaire; Fungal diseases of plants; Plant molecular biology; Plant-pathogen relationships; Plants -- Disease and pest resistance -- Molecular aspects; Electronic books
• Languages: English
• ISBNs: 9781420021035; 1420021036
• Related ISBNs: 0849398673; 9780849398674
• Notes: Note: Includes bibliographical references and index.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.