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Soft nanotechnology : the potential of polyelectrolyte multilayers against E. coli adhesion to surfaces
ID Fink, Rok (Author), ID Oder, Martina (Author), ID Jukić, Jasmina (Author), ID Cindro, Nikola (Author), ID Požar, Josip (Author)

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Abstract
Preventing bacterial attachment to surfaces is the most efficient approach to controlling biofilm proliferation. The aim of this study was to compare anti-adhesion potentials of 5 and 50 mmol/L polyelectrolyte multilayers of poly(allylamine hydrochloride)/poly(sodium 4–styrenesulfonate), poly(4-vinyl-N-ethylpyridinium bromide)/ poly(sodium 4–styrenesulfonate), and poly(4-vinyl-N-isobutylpyridinium bromide)/poly(sodium 4–styrenesulfonate) against Escherichia coli. Glass surface was covered with five polyelectrolyte layers and exposed to bacterial suspensions. Poly(4-vinyl-N-ethylpyridinium bromide)/poly(sodium 4–styrenesulfonate) was the most effective against bacterial adhesion, having reduced it by 60 %, followed by poly(4-vinyl-N-isobutylpyridinium bromide)/poly(sodium 4– styrenesulfonate) (47 %), and poly(allylamine hydrochloride)/poly(sodium 4–styrenesulfonate) (38 %). Polyelectrolyte multilayers with quaternary amine groups have a significant anti-adhesion potential and could find their place in coatings for food, pharmaceutical, and medical industry.

Language:English
Keywords:anti-adhesion potentials, bacterial adhesion, E. coli, surface hygiene, polyelectrolyte multilayers
Typology:1.01 - Original Scientific Article
Organization:ZF - Faculty of Health Sciences
Publication status:Published
Publication version:Version of Record
Year:2020
Number of pages:Str. 63-68
Numbering:Vol. 71, no. 1
PID:20.500.12556/RUL-114905 This link opens in a new window
UDC:614:579.2
ISSN on article:0004-1254
DOI:10.2478/aiht-2020-71-3319 This link opens in a new window
COBISS.SI-ID:5789291 This link opens in a new window
Publication date in RUL:30.03.2020
Views:1539
Downloads:343
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Record is a part of a journal

Title:Arhiv za higijenu rada i toksikologiju
Shortened title:Arh. hig. rada toksikol.
Publisher:Institut za medicinska istraživanja i medicinu rada
ISSN:0004-1254
COBISS.SI-ID:3833858 This link opens in a new window

Secondary language

Language:Slovenian
Title:Mehka nanotehnologija : anti-adhezivni potencial polielektrolitskih premazov proti adheziji E. coli na površine
Abstract:
Preprečevanje adhezije bakterij na površine je najbolj učinkovit način obvladovanja rasti biofilmov. Namen te raziskave je bil analizirati anti-adhezivni potencial 5 in 50 mmol/L polielektrolitskih plasti poli(alilamin hidroklorid)/poli(natrijev 4-stirensulfonat), poli(4-vinil-N-etilpiridin bromid/ poli(natrijev 4-stirensulfonat) in poli(4-vinil-N-izobutilpiridin bromid/poli(natrijev 4-stirensulfonat) na bakterijo E. coli. Pet zaporednih plasti polielektrolitov je bilo sestavljenih na steklenih površinah in izpostavljenih bakterijski suspenziji. Rezultati kažejo, da 50 mmol/L poli(4-vinil-N-etilpiridin bromid/poli(natrijev 4-stirensulfonat) najbolj učinkovito prepreči adhezijo bakterij 0,4 log bakt./mm2 (60 %), sledi mu poli(4-vinil-N-izobutilpiridin bromid/ poli(natrijev 4-stirensulfonat) 0,3 log bakt. mm-2 (47 %) in poli(alilamin hidroklorid)/poli(natrijev 4-stirensulfonat) 0,2 log bakt. mm-2 (38 %). Ta raziskava dokazuje, da polieletrolitske plasti z kvartarneamino skupinami igrajo pomembno vlogo pri preprečevanju adhezije bakterij in zato predstavljajo pomembno uporabo v živilski in farmacevtski industriji ter v medicini.

Keywords:anti-adhezivni potencial, bakterijska adhezija, E. coli, higiena površin, polielektrolitske plasti

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