Subcellular Organisation in Bacteria.- Molecular Components of the Bacterial Cytoskeleton.- Mechanosensitive Channels: Their Mechanisms and Roles in Preserving Bacterial Ultrastructure During Adaptation to Environmental Changes.- Structural and Functional Flexibility of Bacterial Respiromes.- Protein Secretion in Bacterial Cells.- Regulation of Transcription in Bacteria by DNA Supercoiling.- Quorum Sensing.- Environmental Sensing and the Role of Extracytoplasmic Function Sigma Factors.- Extracellular Sensors and Extracellular Induction Components in Stress Tolerance Induction.- Ribosome Modulation Factor.- The Role of RpoS in Bacterial Adaptation.- Phenotypic Variation and Bistable Switching in Bacteria.