Podrobno

Biocompatible polyelectrolyte multilayers with copper oxide and zinc oxide nanoparticles for inhibiting bacterial growth
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)

.pdfPDF - Predstavitvena datoteka, prenos (6,53 MB)
MD5: 8A106D130BC5CBA348F610DBBC94933A
URLURL - Izvorni URL, za dostop obiščite https://pubs.acs.org/doi/10.1021/acsanm.4c00981 Povezava se odpre v novem oknu

Izvleček
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.

Jezik:Angleški jezik
Ključne besede:polyelectrolyte multilayers, alginate, poly(allylamine hydrochloride), CuO, ZnO, nanoparticles, Escherichia coli
Vrsta gradiva:Članek v reviji
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:ZF - Zdravstvena fakulteta
Status publikacije:Objavljeno
Različica publikacije:Objavljena publikacija
Datum objave:01.01.2024
Leto izida:2024
Št. strani:Str. 12551-12563
Številčenje:Vol. 7, iss.11
PID:20.500.12556/RUL-166703 Povezava se odpre v novem oknu
UDK:577:579
ISSN pri članku:2574-0970
DOI:10.1021/acsanm.4c00981 Povezava se odpre v novem oknu
COBISS.SI-ID:195799811 Povezava se odpre v novem oknu
Datum objave v RUL:22.01.2025
Število ogledov:133
Število prenosov:34
Metapodatki:XML DC-XML DC-RDF
:
Kopiraj citat
Objavi na:Bookmark and Share

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 Povezava se odpre v novem oknu

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.

Projekti

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:P2-0273-2019
Naslov:Gradbeni objekti in materiali

Financer:ARIS - Javna agencija za znanstvenoraziskovalno in inovacijsko dejavnost Republike Slovenije
Številka projekta:N1-0264-2022
Naslov:Antibakterijske in protivirusne lastnosti nano prevlečenih površin

Podobna dela

Podobna dela v RUL:
Podobna dela v drugih slovenskih zbirkah:

Nazaj