Intro
Contents
Editors and Contributors
1: Historical Perspective of Plant Phenolics
1.1 Introduction
1.2 Classification of Phenolic Compounds
1.2.1 C6 Phenolic Compounds
1.2.2 Phenolic Compounds
1.2.3 Xanthonoids
1.2.4 C6-C3-C6 Phenolics: Flavonoids
1.3 Biosynthetic Pathway of Phenols in Plants
1.4 Phenols and Health Benefits
1.5 Phenols as an Antioxidative Agent
1.6 Antimicrobial Properties of Phenolic Compounds
1.7 Role of Phenols in Plants and Ecosystems
1.7.1 Plant Phenolics: Signaling Molecules

1.7.2 Plant Phenolics as Aboveground Signaling Molecules
1.8 Role of Phenols in Wood Preservation
1.9 Conclusions
References
2: Phenolics: Key Players in Interaction Between Plants and Their Environment
2.1 Introduction
2.2 Chemistry and Classification of Phenolics
2.3 Classification of Phenolic Compounds
2.3.1 Simple Phenols
2.3.2 Phenolic Acids and Aldehydes
2.3.3 Acetophenones and Phenylacetic Acids
2.3.4 Biosynthesis, Genetics, and Metabolic Engineering
2.3.5 Phenolic Transport Mechanisms
2.3.6 Synthesis of Phenolics Against Biotic and Abiotic Stress

2.3.7 Role of Phenolics in Plant Defense
2.3.8 Plant Phenolics in Rhizosphere
2.4 Agrobacterium and Rhizobium Host Phenolics in Infection Cycles
2.4.1 Chemotaxis
2.4.2 Activation of the Bacterial Nod and Vir Gene Networks
2.5 Xenobiotic Detoxification and Biotransformation to Inert and/or Utilizable Form
2.6 Quorum Signaling (QS) for Attaining Infection
2.7 Understanding of the Basic Processes in the Polyphenol Biosynthesis
2.8 Acyltransferases (AT)
References
3: Genetic Basis of Phenolics in Abiotic Stress Management
3.1 Introduction
3.2 Phenolic Biofactories

3.2.1 Phenolic Compounds
3.2.2 Types of Polyphenols
3.2.3 Biosynthetic Pathways
3.2.4 Phenolics in Plant Biology: Physiological Impact
3.3 Plant Metabolic Adjustments Under Abiotic Stress
3.4 Phenolics Are Strong Antioxidants
3.5 Plant Phenolics Under Variable Environmental Conditions
3.5.1 Osmotic Stress
3.5.2 Temperature Stress
3.5.3 Radiation Stress
3.5.4 Salinity Stress
3.5.5 Mineral Stress
3.6 Phenolic Signaling
3.7 Conclusion
References
4: Phenolic Biosynthesis and Metabolic Pathways to Alleviate Stresses in Plants
4.1 Introduction

4.2 Phenolics in Response to Stresses
4.3 Biosynthesis, Metabolism of Phenols Under Stress Conditions
4.3.1 Hydroxycinnamic Acid and Their Derivatives
4.3.2 Lignin and Lignans
4.3.3 Benzoic Acid and Derivatives
4.3.4 Stilbenes
4.3.5 Flavonoids
4.3.5.1 Flavanones
4.3.5.2 Flavones
4.3.5.3 Flavonols
4.3.5.4 Isoflavonoids
4.3.5.5 Anthocyanins and proanthocyanidins
4.3.6 Tannins
4.4 Conclusion
References
5: Antioxidant Phenolics from Vegetable By-Products
5.1 Introduction
5.2 Vegetable By-Products: Production