Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots

Development of new types of antimicrobial coatings is of utmost importance due to increasing problems with pathogen transmission from various infectious surfaces to human beings. In this study, new types of highly potent antimicrobial polyurethane composite films encapsulated by hydrophobic riboflav...

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Main Authors: Zoran M. Marković, Mária Kováčová, Sanja R. Jeremić, Štefan Nagy, Dušan D. Milivojević, Pavel Kubat, Angela Kleinová, Milica D. Budimir, Marija M. Mojsin, Milena J. Stevanović, Adriana Annušová, Zdeno Špitalský, Biljana M. Todorović Marković
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/12/22/4070
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author Zoran M. Marković
Mária Kováčová
Sanja R. Jeremić
Štefan Nagy
Dušan D. Milivojević
Pavel Kubat
Angela Kleinová
Milica D. Budimir
Marija M. Mojsin
Milena J. Stevanović
Adriana Annušová
Zdeno Špitalský
Biljana M. Todorović Marković
author_facet Zoran M. Marković
Mária Kováčová
Sanja R. Jeremić
Štefan Nagy
Dušan D. Milivojević
Pavel Kubat
Angela Kleinová
Milica D. Budimir
Marija M. Mojsin
Milena J. Stevanović
Adriana Annušová
Zdeno Špitalský
Biljana M. Todorović Marković
author_sort Zoran M. Marković
collection DOAJ
description Development of new types of antimicrobial coatings is of utmost importance due to increasing problems with pathogen transmission from various infectious surfaces to human beings. In this study, new types of highly potent antimicrobial polyurethane composite films encapsulated by hydrophobic riboflavin-based carbon polymer dots are presented. Detailed structural, optical, antimicrobial, and cytotoxic investigations of these composites were conducted. Low-power blue light triggered the composites to eradicate <i>Escherichia coli</i> in 30 min, whereas the same effect toward <i>Staphylococcus aureus</i> was reached after 60 min. These composites also show low toxicity against MRC-5 cells. In this way, RF-CPD composites can be used for sterilization of highly touched objects in the healthcare industry.
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spelling doaj.art-8124990d00c64c84b18ca3ca5413fd612023-11-24T09:29:11ZengMDPI AGNanomaterials2079-49912022-11-011222407010.3390/nano12224070Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized DotsZoran M. Marković0Mária Kováčová1Sanja R. Jeremić2Štefan Nagy3Dušan D. Milivojević4Pavel Kubat5Angela Kleinová6Milica D. Budimir7Marija M. Mojsin8Milena J. Stevanović9Adriana Annušová10Zdeno Špitalský11Biljana M. Todorović Marković12Vinča Institute of Nuclear Sciences—National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaPolymer Institute, Slovak Academy of Sciences, Dúbravská Cestá 9, 84541 Bratislava, SlovakiaInstitute of Molecular Genetics and Genetic Engineering, University of Belgrade, Vojvode Stepe 444a, 11042 Belgrade, SerbiaInstitute of Materials and Machine Mechanics, Slovak Academy of Sciences, Dúbravská Cestá 9/6319, 84513 Bratislava, SlovakiaVinča Institute of Nuclear Sciences—National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaJ. Heyrovsky Institute of Physical Chemistry, Academy of Sciences of the Czech Republic, Dolejškova 3, 182 23 Praha, Czech RepublicPolymer Institute, Slovak Academy of Sciences, Dúbravská Cestá 9, 84541 Bratislava, SlovakiaVinča Institute of Nuclear Sciences—National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaInstitute of Molecular Genetics and Genetic Engineering, University of Belgrade, Vojvode Stepe 444a, 11042 Belgrade, SerbiaInstitute of Molecular Genetics and Genetic Engineering, University of Belgrade, Vojvode Stepe 444a, 11042 Belgrade, SerbiaDepartment of Multilayers and Nanostructures, Institute of Physics, Slovak Academy of Sciences, Dúbravská Cestá 9, 84541 Bratislava, SlovakiaPolymer Institute, Slovak Academy of Sciences, Dúbravská Cestá 9, 84541 Bratislava, SlovakiaVinča Institute of Nuclear Sciences—National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaDevelopment of new types of antimicrobial coatings is of utmost importance due to increasing problems with pathogen transmission from various infectious surfaces to human beings. In this study, new types of highly potent antimicrobial polyurethane composite films encapsulated by hydrophobic riboflavin-based carbon polymer dots are presented. Detailed structural, optical, antimicrobial, and cytotoxic investigations of these composites were conducted. Low-power blue light triggered the composites to eradicate <i>Escherichia coli</i> in 30 min, whereas the same effect toward <i>Staphylococcus aureus</i> was reached after 60 min. These composites also show low toxicity against MRC-5 cells. In this way, RF-CPD composites can be used for sterilization of highly touched objects in the healthcare industry.https://www.mdpi.com/2079-4991/12/22/4070riboflavincarbon polymerized dotspolymer compositesantibacterial surfaces
spellingShingle Zoran M. Marković
Mária Kováčová
Sanja R. Jeremić
Štefan Nagy
Dušan D. Milivojević
Pavel Kubat
Angela Kleinová
Milica D. Budimir
Marija M. Mojsin
Milena J. Stevanović
Adriana Annušová
Zdeno Špitalský
Biljana M. Todorović Marković
Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
Nanomaterials
riboflavin
carbon polymerized dots
polymer composites
antibacterial surfaces
title Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
title_full Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
title_fullStr Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
title_full_unstemmed Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
title_short Highly Efficient Antibacterial Polymer Composites Based on Hydrophobic Riboflavin Carbon Polymerized Dots
title_sort highly efficient antibacterial polymer composites based on hydrophobic riboflavin carbon polymerized dots
topic riboflavin
carbon polymerized dots
polymer composites
antibacterial surfaces
url https://www.mdpi.com/2079-4991/12/22/4070
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