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Guerreiro by FCT","award":["UIDB\/04044\/2020"],"award-info":[{"award-number":["UIDB\/04044\/2020"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["UIDP\/04044\/2020"],"award-info":[{"award-number":["UIDP\/04044\/2020"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["PAMI-ROTEIRO\/0328\/2013 (N\u00b0 022158)"],"award-info":[{"award-number":["PAMI-ROTEIRO\/0328\/2013 (N\u00b0 022158)"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["MATIS (CENTRO-01-0145-FEDER-000014-3362)"],"award-info":[{"award-number":["MATIS (CENTRO-01-0145-FEDER-000014-3362)"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["SpinningTNT (POCI-01-02B7-FEDER-069285)"],"award-info":[{"award-number":["SpinningTNT (POCI-01-02B7-FEDER-069285)"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["2021.04541.BD"],"award-info":[{"award-number":["2021.04541.BD"]}]},{"name":"Sara F. C. Guerreiro by FCT","award":["2021.05893.BD"],"award-info":[{"award-number":["2021.05893.BD"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Polymers"],"abstract":"<jats:p>The pandemic situation caused by coronavirus clearly demonstrated the need for alternatives able to protect the respiratory tract and inactivate the infectious agents. Based on this, antibacterial face-mask filters of polycaprolactone (PCL) dopped with magnesium oxide (MgO) and copper oxide (CuO) nanoparticles (NPs) were produced using an electrospinning technique. A morphological analysis of electrospun meshes evaluated the success of nanoparticles\u2019 incorporation as well as the average fibers\u2019 diameters (481 \u00b1 272 nm). The performance of electrospun nanofibers was also assessed in terms of tensile strength (0.88 \u00b1 0.25 MPa), water vapor permeability (11,178.66 \u00b1 35.78 g\u00b7m\u22122\u00b7day\u22121), stability under wet conditions and antibacterial activity according to the standard guidelines. The filters showed structural stability up to 2 h of washing and improved antibacterial activity against Escherichia coli (E. coli) and Staphylococcus aureus (S. aureus) for optimized concentrations of MgO and CuO NPs. Overall, electrospun meshes with antibacterial activity were successfully developed for advanced filtering applications.<\/jats:p>","DOI":"10.3390\/polym14163329","type":"journal-article","created":{"date-parts":[[2022,8,17]],"date-time":"2022-08-17T03:15:27Z","timestamp":1660706127000},"page":"3329","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":23,"title":["Advanced Face Mask Filters Based on PCL Electrospun Meshes Dopped with Antimicrobial MgO and CuO Nanoparticles"],"prefix":"10.3390","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6838-3744","authenticated-orcid":false,"given":"Carolina A. M.","family":"Ferreira","sequence":"first","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"},{"name":"Abel Salazar Institute of Biomedical Sciences (ICBAS), University of Porto, Rua de Jorge Viterbo Ferreira, 228, 4050-313 Porto, Portugal"},{"name":"Centro de Estudos de Ci\u00eancia Animal (CECA), Instituto de Ci\u00eancias, Tecnologias e Agroambiente (ICETA) da Universidade do Porto, Pra\u00e7a Gomes Teixeira, Apartado 55142, 4051-401 Porto, Portugal"},{"name":"Marine and Environmental Sciences Centre (MARE), ESTM, Instituto Polit\u00e9cnico de Leiria, 2050-641 Peniche, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6652-2376","authenticated-orcid":false,"given":"Sara F. C.","family":"Guerreiro","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"},{"name":"Medical Physics Department, Portuguese Institute of Oncology (IPO-Porto), 4200-072 Porto, Portugal"},{"name":"Instituto de Investiga\u00e7\u00e3o e Inova\u00e7\u00e3o em Sa\u00fade (i3S), Universidade do Porto, Rua Alfredo Allen 208, 4200-135 Porto, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2408-9762","authenticated-orcid":false,"given":"Joana F. A.","family":"Valente","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0672-9014","authenticated-orcid":false,"given":"Tatiana M. F.","family":"Patr\u00edcio","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5016-0868","authenticated-orcid":false,"given":"Nuno","family":"Alves","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"}]},{"given":"Artur","family":"Mateus","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7079-1069","authenticated-orcid":false,"given":"Juliana R.","family":"Dias","sequence":"additional","affiliation":[{"name":"Centre for Rapid and Sustainable Product Development (CDRSP), Instituto Polit\u00e9cnico de Leiria, 2030-028 Marinha Grande, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2022,8,16]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"2432","DOI":"10.3389\/fmicb.2021.723850","article-title":"The Burden of Respiratory Viruses and Their Prevalence in Different Geographical Regions of India: 1970\u20132020","volume":"12","author":"Waghmode","year":"2021","journal-title":"Front. 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