Search Results - "Fleeman, Renee M"
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Polyproline Peptide Aggregation with Klebsiella pneumoniae Extracellular Polysaccharides Exposes Biofilm Associated Bacteria
Published in Microbiology spectrum (27-04-2022)“…Klebsiella pneumoniae produces a thick capsule layer composed of extracellular polysaccharides protecting the bacterial cells from clearance by innate host…”
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Exposing the Unique Connection between Metabolism and Virulence in Staphylococcus aureus
Published in Cell chemical biology (17-11-2016)“…In this issue of Cell Chemical Biology, Choby et al. (2016) use a small molecule inhibitor active against fermenting S. aureus to unravel a unique connection…”
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Identification of a Novel Polyamine Scaffold With Potent Efflux Pump Inhibition Activity Toward Multi-Drug Resistant Bacterial Pathogens
Published in Frontiers in microbiology (14-06-2018)“…We have previously reported the use of combinatorial chemistry to identify broad-spectrum antibacterial agents. Herein, we extend our analysis of this…”
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Synthetic antibacterial discovery of symbah-1, a macrocyclic β-hairpin peptide antibiotic
Published in iScience (21-01-2022)“…The rapid development and spread of antibiotic resistance necessitate the development of novel strategies for antibiotic discovery. Symbah-1, a synthetic…”
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Defining principles that influence antimicrobial peptide activity against capsulated Klebsiella pneumoniae
Published in Proceedings of the National Academy of Sciences - PNAS (03-11-2020)“…The extracellular polysaccharide capsule of Klebsiella pneumoniae resists penetration by antimicrobials and protects the bacteria from the innate immune…”
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Darwinolide, a New Diterpene Scaffold That Inhibits Methicillin-Resistant Staphylococcus aureus Biofilm from the Antarctic Sponge Dendrilla membranosa
Published in Organic letters (03-06-2016)“…A new rearranged spongian diterpene, darwinolide, has been isolated from the Antarctic Dendroceratid sponge Dendrilla membranosa. Characterized on the basis of…”
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Investigating Klebsiella pneumoniae biofilm preservation for scanning electron microscopy
Published in Access microbiology (03-02-2023)“…biofilm formation is associated with chronic and relapsing infections. Scanning electron microscopy (SEM) is a powerful tool for characterizing biofilm…”
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Identification of novel cyclic lipopeptides from a positional scanning combinatorial library with enhanced antibacterial and antibiofilm activities
Published in European journal of medicinal chemistry (27-01-2016)“…Treating bacterial infections can be difficult due to innate or acquired resistance mechanisms, and the formation of biofilms. Cyclic lipopeptides derived from…”
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Effect of Ester to Amide or N-Methylamide Substitution on Bacterial Membrane Depolarization and Antibacterial Activity of Novel Cyclic Lipopeptides
Published in ChemMedChem (01-08-2013)“…Cyclic lipopeptides derived from the fusaricidin/LI‐F family of naturally occurring antibiotics represent particularly attractive candidates for the…”
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Polyproline peptide targets Klebsiella pneumoniae polysaccharides to collapse biofilms
Published in Cell reports physical science (20-03-2024)“…Hypervirulent Klebsiella pneumoniae is known for its increased extracellular polysaccharide production. Biofilm matrices of hypervirulent K. pneumoniae have…”
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Effect of Ester to Amide or N-methyl Amide Substitution on Bacterial Membrane Depolarization and Antibacterial Activity of Novel Cyclic Lipopeptides
Published in ChemMedChem (18-06-2013)“…Cyclic lipopeptides derived from the fusaricidin/LI-F family of naturally occurring antibiotics represent particularly attractive candidates for the…”
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