Polyanionic Antimicrobial Membranes : An Experimental and Theoretical Study

Polycationic polymers have been widely used as antimicrobial materials because of their broad spectrum activity and potential use as new antibiotics. Herein, we report the synthesis of polyanionic antimicrobial membranes by in situ photo-cross-linking of a sulfate based anionic monomer, followed by...

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Veröffentlicht in:Langmuir : the ACS journal of surfaces and colloids. - 1985. - 33(2017), 17 vom: 02. Mai, Seite 4346-4355
1. Verfasser: Guo, Jiangna (VerfasserIn)
Weitere Verfasser: Xu, Qiming, Shi, Rongwei, Zheng, Zhiqiang, Mao, Hailei, Yan, Feng
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2017
Zugriff auf das übergeordnete Werk:Langmuir : the ACS journal of surfaces and colloids
Schlagworte:Journal Article Research Support, Non-U.S. Gov't
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520 |a Polycationic polymers have been widely used as antimicrobial materials because of their broad spectrum activity and potential use as new antibiotics. Herein, we report the synthesis of polyanionic antimicrobial membranes by in situ photo-cross-linking of a sulfate based anionic monomer, followed by cation-exchange with organic (quaternary ammonium or imidazolium) or metal (Ag+, Cu2+, Fe3+, Zn2+, Na+, K+) cations. The resultant polyanionic membranes show high and broad spectrum antibacterial activities against both bacteria (Escherichia coli, Staphylococcus aureus) and fungi (Candida albicans ). In addition, the polyanionic antimicrobial membranes efficiently inhibited the formation of biofilms by SC5314 and its crk1 gene deleted (Δcrk1) C. albicans strains. Furthermore, the synthesized polyanionic membranes exhibit good blood compatibility, low cytotoxicity and long-term antibacterial stability, demonstrating safe antimicrobial materials in the application of healthcare 
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700 1 |a Shi, Rongwei  |e verfasserin  |4 aut 
700 1 |a Zheng, Zhiqiang  |e verfasserin  |4 aut 
700 1 |a Mao, Hailei  |e verfasserin  |4 aut 
700 1 |a Yan, Feng  |e verfasserin  |4 aut 
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