Giant Artificial Ion Channels Formed by Self-Assembled, Cationic Rigid-Rod beta-Barrels We thank Dr. E. Buck (Warner Instrument Corp., Hamden, CT) and R. Marclay (University of Geneva) for installation of a BLM workstation, Dr. E. Buck for BLM instructions, A. Pinto, J.-P. Saulnier, the group of Prof. Gülaçar, and Dr. H. Eder for NMR, MS, and elemental analyses, respectively (University of Geneva), and the Swiss NSF and Suntory Institute for Bioorganic Research (SUNBOR Grant) for financial suppo