1. Department of Pharmaceutical and Biological Chemistry, The School of Pharmacy, University of London, 20-39 Brunswick Square, London WC1N 1AX, U.K., School of Pharmacy, Steele Building, University of Queensland, Brisbane, Queensland 4072, Australia, Peptide Biochemistry Research Group, Department of Medicinal Chemistry, Pathobiochemistry and Molecular Biology, and Department of Pathology, Semmelweis University of Medicine, 1444 Budapest 8, POB 260, Hungary, Department of Pharmaceutics, Uppsala University,...