dc.contributor.author | Gruškienė, Rūta | |
dc.contributor.author | Kavleiskaja, Tatjana | |
dc.contributor.author | Stanevičienė, Ramunė | |
dc.contributor.author | Servienė, Elena | |
dc.contributor.author | Sereikaitė, Jolanta | |
dc.date.accessioned | 2023-09-18T16:36:54Z | |
dc.date.available | 2023-09-18T16:36:54Z | |
dc.date.issued | 2023 | |
dc.identifier.uri | https://etalpykla.vilniustech.lt/handle/123456789/115439 | |
dc.description.abstract | Over the last decades iron oxide magnetic nanoparticles, mostly magnetite (Fe3O4) and maghemite (γ–Fe2O3), have increasingly attracted attention as an efficient tool in various fields of application [1]. Here, we present the preparation and characterization of iron oxide magnetic nanoparticles functionalized by nisin. Nisin is naturally produced by Lactococcus lactis subsp. lactis as a small cationic peptide composed of 34 amino acid residues and is a well-known bacteriocin approved as a food additive for food preservation [2]. Iron oxide magnetic nanoparticles were prepared by the co-precipitation method and characterized by X-ray diffraction method. Magnetic nanoparticles were stabilized by citric, ascorbic, gallic, or glucuronic acid coating and were functionalized by nisin using a simple and low-cost adsorption method (Fig. 1). Nisin loading was confirmed by FT-IR spectra, thermogravimetric analysis, and dynamic light scattering methods. Nisin-loaded iron oxide magnetic nanoparticles were stable for at least six weeks as judged by zeta-potential and hydrodynamic diameter measurements. The functionality of nisin-loaded iron oxide magnetic nanoparticles was demonstrated on Grampositive bacteria. Functionalized nanoparticles could find their application in innovative and emerging technologies as antimicrobials. | eng |
dc.format | PDF | |
dc.format.extent | p. 64 | |
dc.format.medium | tekstas / txt | |
dc.language.iso | eng | |
dc.rights | Laisvai prieinamas internete | |
dc.source.uri | https://www.cct2023.chgf.vu.lt/images/2023/CCT_2023_Conference_book.pdf | |
dc.source.uri | https://www.cct2023.chgf.vu.lt/ | |
dc.source.uri | https://talpykla.elaba.lt/elaba-fedora/objects/elaba:158810367/datastreams/MAIN/content | |
dc.title | Iron oxide magnetic nanoparticles functionalized by nisin | |
dc.type | Konferencijos pranešimo santrauka / Conference presentation abstract | |
dcterms.accessRights | This is an Open Access article distributed under the terms of the Creative Commons Attribution Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. | |
dcterms.license | Creative Commons – Attribution – 4.0 International | |
dcterms.references | 2 | |
dc.type.pubtype | T2 - Konferencijos pranešimo tezės / Conference presentation abstract | |
dc.contributor.institution | Vilniaus Gedimino technikos universitetas | |
dc.contributor.institution | Vilniaus universitetas | |
dc.contributor.institution | Gamtos tyrimų centras | |
dc.contributor.institution | Vilniaus Gedimino technikos universitetas Gamtos tyrimų centras | |
dc.contributor.faculty | Fundamentinių mokslų fakultetas / Faculty of Fundamental Sciences | |
dc.contributor.department | Chemijos ir bioinžinerijos katedra / Department of Chemistry and Bioengineering | |
dc.subject.researchfield | T 005 - Chemijos inžinerija / Chemical engineering | |
dc.subject.researchfield | N 010 - Biologija / Biology | |
dc.subject.vgtuprioritizedfields | FM0202 - Ląstelių ir jų biologiškai aktyvių komponentų tyrimai / Investigations on cells and their biologically active components | |
dc.subject.ltspecializations | L101 - Agroinovacijos ir maisto technologijos / Agro-innovation and food technologies | |
dcterms.sourcetitle | Chemistry and chemical technology: international conference CCT-2023, March 10, 2023, Vilnius : conference book | |
dc.publisher.name | Vilnius University Press | |
dc.publisher.city | Vilnius | |
dc.identifier.doi | 10.15388/CCT.2023 | |
dc.identifier.elaba | 158810367 | |