Chapter 1 Introduction Chapter 2 Role of Signals and Signaling Systems in Plant Pathogenesis Chapter 3 Switching on Plant Immune Signaling systems Using Pathogen/Microbe-Associated Molecular Patterns Chapter 4 Switching on Plant immune Signaling Systems Using Pathogen-Induced Molecular Patterns/Host-Associated Molecular Patterns Chapter 5 Switching on Plant Immune Signaling Systems Using Pattern Recognition Receptor Complex Chapter 6 Manipulation of Transcription Factors to Trigger Expression of Defense Genes in PAMP-Triggered Immunity (PTI).