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Naslov:Biocompatible polyelectrolyte multilayers with copper oxide and zinc oxide nanoparticles for inhibiting bacterial growth
Avtorji:ID Matijaković Mlinarić, Nives (Avtor)
ID Altenried, Stefanie (Avtor)
ID Selmani, Atiđa (Avtor)
ID Nikolić, Juraj (Avtor)
ID Učakar, Aleksander (Avtor)
ID Zore, Anamarija (Avtor)
ID Abram, Anže (Avtor)
ID Lehner, Sandro (Avtor)
ID Sever Škapin, Andrijana (Avtor)
ID Kušter, Monika (Avtor)
ID Roblegg, Eva (Avtor)
ID Kovačević, Davor (Avtor)
ID Ren, Qun (Avtor)
ID Bohinc, Klemen (Avtor)
Datoteke:URL URL - Izvorni URL, za dostop obiščite https://pubs.acs.org/doi/10.1021/acsanm.4c00981
 
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Jezik:Angleški jezik
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:Logo ZAG - Zavod za gradbeništvo Slovenije
Povzetek:The prevalence of bacterial infections presents a significant challenge in the medical field, demanding effective strategies to impede bacterial adhesion and growth on various surfaces. The conducted study investigates the efficacy of polyelectrolyte multilayers─comprising poly(allylamine hydrochloride) (PAH) and alginate (ALG)─embedded with zinc oxide (ZnO) and copper oxide (CuO) nanoparticles (NPs) to inhibit bacterial adhesion on stainless-steel surfaces. Surface characterization involved zeta potential, contact angle, and roughness assessments. The effect of NP composition, size, and morphology in conjunction with polycation or polyanion terminating multilayers was evaluated against planktonic and surface-adhered Escherichia coli (E. coli) cells. Surfaces with the positively charged PAH-terminating multilayer displayed higher water contact angles (≈ 63°) than the negatively charged ALG-terminating multilayers (≈ 45°). Multilayers containing ZnO NPs showed a significant inhibition of planktonic E. coli growth, >99%. Moreover, complete growth inhibition of surface-adhered E. coli was achieved for multilayers containing both ZnO and CuO. Due to their larger specific surface area, rod-like ZnO NPs displayed higher antibacterial activity. The samples with ALG as the terminating layer showed more substantial antibacterial properties than samples with PAH as the terminating layer. Biocompatibility tests on immortalized human keratinocyte cells revealed good compatibility with multilayers incorporating NPs. In summary, this study underscores the potential of ZnO and CuO NPs within PAH/ALG multilayers for antibacterial applications without compromising their cytocompatibility.
Ključne besede:polyelectrolyte multilayers, alginate, poly(allylamine hydrochloride), CuO, ZnO, nanoparticles, Escherichia coli
Status publikacije:Objavljeno
Verzija publikacije:Objavljena publikacija
Datum objave:16.05.2024
Založnik:American Chemical Society
Leto izida:2024
Št. strani:str. [1-14]
PID:20.500.12556/DiRROS-19053 Novo okno
UDK:577:579
ISSN pri članku:2574-0970
DOI:10.1021/acsanm.4c00981 Novo okno
COBISS.SI-ID:195799811 Novo okno
Avtorske pravice:© 2024 The Authors.
Opomba:Nasl. z nasl. zaslona; Opis vira z dne 27. 5. 2024; Soavtorji: Stefanie Altenried, Atiđa Selmani, Juraj Nikolić, Aleksander Učakar, Anamarija Zore, Anže Abram, Sandro Lehner, Andrijana Sever Škapin, Monika Kušter, Eva Roblegg, Davor Kovačević, Qun Ren, Klemen Bohinc; Opis vira z dne 17. 5. 2024;
Datum objave v DiRROS:06.06.2024
Število ogledov:72
Število prenosov:76
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Gradivo je del revije

Naslov:ACS applied nano materials
Skrajšan naslov:ACS appl. nano mater.
Založnik:American Chemical Society
ISSN:2574-0970
COBISS.SI-ID:32649255 Novo okno

Gradivo je financirano iz projekta

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:N1-0264
Naslov:Antibakterijske in protivirusne lastnosti nano prevlečenih površin

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:P2-0273
Naslov:Gradbeni objekti in materiali

Licence

Licenca:CC BY 4.0, Creative Commons Priznanje avtorstva 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by/4.0/deed.sl
Opis:To je standardna licenca Creative Commons, ki daje uporabnikom največ možnosti za nadaljnjo uporabo dela, pri čemer morajo navesti avtorja.

Sekundarni jezik

Jezik:Slovenski jezik
Ključne besede:večplastni polielektroliti, alginat, poli(alilamin hidroklorid), CuO, ZnO, nanodelci, Escherichia coli


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