Preface.List of Contributors.1. Regulation of Porin Gene Expression by the Two-Component Regulatory System EnvZ/OmpR (D. Walthers, et al.).2. The Structures of General Porins (G. Schulz).3. Role of Bacterial Porins in Antibiotic Susceptibility of Gram-negative Bacteria (J. Pages).4. Porins of the Outer Membrane of Pseudomonas aeruginosa (R. Hancock & S. Tamber).5. Regulation of Bacterial Porin Function (A. Basle & A. Delcour).6. Reconstitution of General Diffusion Pores from Bacterial Outer Membranes (C. Danelon & M. Winterhalter).7. OmpA/OprF: Slow Porins or Channels Produced by Alternative Folding of Outer Membrane Proteins (E. Sugawara & H. Nikaido).8. Drug Efflux and Protein Export through Channel-tunnels (C. Andersen).9. Structure-Function Relationships in Sugar-Specific Porins (T. Schirmer).10. Functional Reconstitution of Specific Porins (R. Benz & F. Orlik).11. Energy-coupled Outer Membrane Iron Transporters (V. Braun & M. Braun).12. Structural and Functional Aspects of the Vitamin B12 Receptor BtuB (R. Kadner, et al.).13. Structure and Function of Mitochondrial (Eukaryotic) Porins (R. Benz).14. Mitochondrial Porins in Mammals: Insights Into Functional Roles from Mutant Mice and Cells (K. Anflous & W. Craigen).15. Gene Family Expression and Multitopological Localization of Eukaryotic Porin/Voltage Dependent Anion-selective Channel (VDAC): Intracellular Trafficking and Alternative Splicing (V. De Pinto & A. Messina).16. Function of the Outer Mitochondrial Membrane Pore (Voltage-dependent Anion Channel) in Intracellular Signalling (M. Vyssokikh & D. Brdiczka).Index.