AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater

Abstract Monitorable AIE polymers with a bioactive pattern are employed in advanced biomedical applications such as functional coatings, theranostic probes, and implants. After the global COVID-19 pandemic, interest in developing surfaces with superior antimicrobial, antiproliferative, and antiviral...

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Main Authors: Lucia Sessa, Rosita Diana, Francesco Silvio Gentile, Fabio Mazzaglia, Barbara Panunzi
Format: Article
Language:English
Published: Nature Portfolio 2023-09-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-41315-x
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author Lucia Sessa
Rosita Diana
Francesco Silvio Gentile
Fabio Mazzaglia
Barbara Panunzi
author_facet Lucia Sessa
Rosita Diana
Francesco Silvio Gentile
Fabio Mazzaglia
Barbara Panunzi
author_sort Lucia Sessa
collection DOAJ
description Abstract Monitorable AIE polymers with a bioactive pattern are employed in advanced biomedical applications such as functional coatings, theranostic probes, and implants. After the global COVID-19 pandemic, interest in developing surfaces with superior antimicrobial, antiproliferative, and antiviral activities dramatically increased. Many formulations for biocide surfaces are based on hybrid organic/inorganic materials. Palladium (II) complexes display relevant activity against common bacteria, even higher when compared to their uncoordinated ligands. This article reports the design and synthesis of two series of orthopalladated polymers obtained by grafting a cyclopalladated fragment on two different O, N chelating Schiff base polymers. Different grafting percentages were examined and compared for each organic polymer. The fluorescence emission in the solid state was explored on organic matrixes and grafted polymers. DFT analysis provided a rationale for the role of the coordination core. The antibacterial response of the two series of hybrid polymers was tested against the total coliform group of untreated urban wastewater, revealing excellent inactivation ability.
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spelling doaj.art-e046bb385d7243f79364521cd7f796a62023-11-26T13:04:32ZengNature PortfolioScientific Reports2045-23222023-09-0113111210.1038/s41598-023-41315-xAIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewaterLucia Sessa0Rosita Diana1Francesco Silvio Gentile2Fabio Mazzaglia3Barbara Panunzi4Department of Pharmacy, University of SalernoDepartment of Agricultural Sciences, University of Naples Federico IIDepartment of Chemical Sciences, University of Napoli Federico IIC.R.A. S.R.L.Department of Agricultural Sciences, University of Naples Federico IIAbstract Monitorable AIE polymers with a bioactive pattern are employed in advanced biomedical applications such as functional coatings, theranostic probes, and implants. After the global COVID-19 pandemic, interest in developing surfaces with superior antimicrobial, antiproliferative, and antiviral activities dramatically increased. Many formulations for biocide surfaces are based on hybrid organic/inorganic materials. Palladium (II) complexes display relevant activity against common bacteria, even higher when compared to their uncoordinated ligands. This article reports the design and synthesis of two series of orthopalladated polymers obtained by grafting a cyclopalladated fragment on two different O, N chelating Schiff base polymers. Different grafting percentages were examined and compared for each organic polymer. The fluorescence emission in the solid state was explored on organic matrixes and grafted polymers. DFT analysis provided a rationale for the role of the coordination core. The antibacterial response of the two series of hybrid polymers was tested against the total coliform group of untreated urban wastewater, revealing excellent inactivation ability.https://doi.org/10.1038/s41598-023-41315-x
spellingShingle Lucia Sessa
Rosita Diana
Francesco Silvio Gentile
Fabio Mazzaglia
Barbara Panunzi
AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
Scientific Reports
title AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
title_full AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
title_fullStr AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
title_full_unstemmed AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
title_short AIEgen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
title_sort aiegen orthopalladated hybrid polymers for efficient inactivation of the total coliforms in urban wastewater
url https://doi.org/10.1038/s41598-023-41315-x
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