Direct modifications of the cyclic peptide Polymyxin B leading to analogues with enhanced in vitro antibacterial activity

Direct modifications of the cyclic peptide Polymyxin B leading to analogues with enhanced in vitro antibacterial activity Structure−Function Studies of Polymyxin B Nonapeptide:  Implications to Sensitization of Gram-Negative Bacteria Total and Semisyntheses of Polymyxin Analogues with 2-Thr or 10-Thr Modifications to Decipher the Structure–Activity Relationship and Improve the Antibacterial Activity Structure–activity relationships of bacterial outer-membrane permeabilizers based on polymyxin B heptapeptides Synthesis and Bioactivity Investigation of the Individual Components of Cyclic Lipopeptide Antibiotics Paenibacillus polymyxa PKB1 Produces Variants of Polymyxin B-Type Antibiotics Cyclic homopentapeptides 2. Synthetic modifications of viomycin Polymyxin B-inspired non-hemolytic tyrocidine A analogues with significantly enhanced activity against gram-negative bacteria: How cationicity impacts cell specificity and antibacterial mechanism Activity and Predicted Nephrotoxicity of Synthetic Antibiotics Based on Polymyxin B Antimicrobial Peptides with Potential for Biofilm Eradication: Synthesis and Structure Activity Relationship Studies of Battacin Peptides