New bactericidal surgical suture coating

This paper demonstrates the effectiveness of a new antimicrobial suture coating. An amphiphilic polymer, poly[(aminoethyl methacrylate)-co-(butyl methacrylate)] (PAMBM), inspired by antimicrobial peptides, was bactericidal against S. aureus in time-kill experiments. PAMBM was then evaluated in a v...

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Veröffentlicht in:Langmuir : the ACS journal of surfaces and colloids. - 1992. - 28(2012), 33 vom: 21. Aug., Seite 12134-9
1. Verfasser: Li, Yan (VerfasserIn)
Weitere Verfasser: Kumar, Kushi N, Dabkowski, Jeffrey M, Corrigan, Meagan, Scott, Richard W, Nüsslein, Klaus, Tew, Gregory N
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2012
Zugriff auf das übergeordnete Werk:Langmuir : the ACS journal of surfaces and colloids
Schlagworte:Journal Article Research Support, Non-U.S. Gov't Research Support, U.S. Gov't, Non-P.H.S. Anti-Bacterial Agents Polymers Stearic Acids stearic acid 4ELV7Z65AP Triclosan 4NM5039Y5X
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520 |a This paper demonstrates the effectiveness of a new antimicrobial suture coating. An amphiphilic polymer, poly[(aminoethyl methacrylate)-co-(butyl methacrylate)] (PAMBM), inspired by antimicrobial peptides, was bactericidal against S. aureus in time-kill experiments. PAMBM was then evaluated in a variety of polymer blends using the Japanese Industrial Standard (JIS) method and showed excellent antimicrobial activity at a low concentration (0.5 wt %). Using a similar antimicrobial coating formula to commercial Vicryl Plus sutures, disk samples of the coating material containing PAMBM effectively killed bacteria (98% reduction at 0.75 wt %). Triclosan, the active ingredient in Vicryl Plus coatings, did not kill the bacteria. Further Kirby-Bauer assays of these disk samples showed an increasing zone of inhibition with increasing concentration of PAMBM. Finally, the PAMBM-containing coating was applied to sutures, and the morphology of the coating surface was characterized by SEM, along with Vicryl and uncoated sutures. The PAMBM-containing sutures killed bacteria more effectively (3 log(10) reduction at 2.4 wt %) than Vicryl Plus sutures (0.5 log(10) reduction) 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a Research Support, U.S. Gov't, Non-P.H.S. 
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650 7 |a Polymers  |2 NLM 
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650 7 |a Triclosan  |2 NLM 
650 7 |a 4NM5039Y5X  |2 NLM 
700 1 |a Kumar, Kushi N  |e verfasserin  |4 aut 
700 1 |a Dabkowski, Jeffrey M  |e verfasserin  |4 aut 
700 1 |a Corrigan, Meagan  |e verfasserin  |4 aut 
700 1 |a Scott, Richard W  |e verfasserin  |4 aut 
700 1 |a Nüsslein, Klaus  |e verfasserin  |4 aut 
700 1 |a Tew, Gregory N  |e verfasserin  |4 aut 
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