Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers

AbstractThis study aims to explore the stability of lipo-polymeric niosomes/niosome-based pCMS-EGFP complexes under different storage temperatures (25 °C, 4 °C, and −20 °C). To date, the question of nucleic acid-complex stability is one of the most vital issues in gene delivery applications. The nee...

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Main Authors: Mohamed Mashal, Noha Attia, Santiago Grijalvo, Ramón Eritja, Gustavo Puras, José Luis Pedraz
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:Drug Delivery
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/10717544.2023.2219420
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author Mohamed Mashal
Noha Attia
Santiago Grijalvo
Ramón Eritja
Gustavo Puras
José Luis Pedraz
author_facet Mohamed Mashal
Noha Attia
Santiago Grijalvo
Ramón Eritja
Gustavo Puras
José Luis Pedraz
author_sort Mohamed Mashal
collection DOAJ
description AbstractThis study aims to explore the stability of lipo-polymeric niosomes/niosome-based pCMS-EGFP complexes under different storage temperatures (25 °C, 4 °C, and −20 °C). To date, the question of nucleic acid-complex stability is one of the most vital issues in gene delivery applications. The need for stable vaccines during the COVID-19 pandemic has merely highlighted it. In the case of niosomes as gene carriers, the scientific literature still lacks comprehensive stability studies. In this study, the physicochemical features of niosomes/nioplexes in terms of size, surface charge, and polydispersity index (PDI), along with transfection efficiency, and cytotoxicity in NT2 cells were evaluated for 8 weeks. Compared to day 0, the physicochemical features of the niosomes stored at 25 °C and −20 °C changed dramatically in terms of size, zeta potential, and PDI, while remaining in reasonable values when stored at 4 °C. However, niosomes and nioplexes stored at 4 °C and −20 °C showed nearly stable transfection efficiency values, yet an obvious decrease at 25 °C. This article provides a proof of concept into the stability of polymeric cationic niosomes and their nioplexes as promising gene delivery vehicles. Moreover, it highlights the practical possibility of storing nioplexes at 4 °C for up to 2 months, as an alternative to niosomes, for gene delivery purposes.
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spelling doaj.art-12143e432e7544cba65da8fd7b01828f2024-03-15T14:22:17ZengTaylor & Francis GroupDrug Delivery1071-75441521-04642023-12-0130110.1080/10717544.2023.2219420Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriersMohamed Mashal0Noha Attia1Santiago Grijalvo2Ramón Eritja3Gustavo Puras4José Luis Pedraz5NanoBioCel Group, Laboratory of Pharmaceutics, School of Pharmacy, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, SpainNanoBioCel Group, Laboratory of Pharmaceutics, School of Pharmacy, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, SpainNetworking Research Centre of Bioengineering, Biomaterials and Nanomedicine (CIBER-BBN), Vitoria-Gasteiz, SpainNetworking Research Centre of Bioengineering, Biomaterials and Nanomedicine (CIBER-BBN), Vitoria-Gasteiz, SpainNanoBioCel Group, Laboratory of Pharmaceutics, School of Pharmacy, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, SpainNanoBioCel Group, Laboratory of Pharmaceutics, School of Pharmacy, University of the Basque Country (UPV/EHU), Vitoria-Gasteiz, SpainAbstractThis study aims to explore the stability of lipo-polymeric niosomes/niosome-based pCMS-EGFP complexes under different storage temperatures (25 °C, 4 °C, and −20 °C). To date, the question of nucleic acid-complex stability is one of the most vital issues in gene delivery applications. The need for stable vaccines during the COVID-19 pandemic has merely highlighted it. In the case of niosomes as gene carriers, the scientific literature still lacks comprehensive stability studies. In this study, the physicochemical features of niosomes/nioplexes in terms of size, surface charge, and polydispersity index (PDI), along with transfection efficiency, and cytotoxicity in NT2 cells were evaluated for 8 weeks. Compared to day 0, the physicochemical features of the niosomes stored at 25 °C and −20 °C changed dramatically in terms of size, zeta potential, and PDI, while remaining in reasonable values when stored at 4 °C. However, niosomes and nioplexes stored at 4 °C and −20 °C showed nearly stable transfection efficiency values, yet an obvious decrease at 25 °C. This article provides a proof of concept into the stability of polymeric cationic niosomes and their nioplexes as promising gene delivery vehicles. Moreover, it highlights the practical possibility of storing nioplexes at 4 °C for up to 2 months, as an alternative to niosomes, for gene delivery purposes.https://www.tandfonline.com/doi/10.1080/10717544.2023.2219420Stabilitynon-viral vectorsgene deliverycationic niosomenioplexes
spellingShingle Mohamed Mashal
Noha Attia
Santiago Grijalvo
Ramón Eritja
Gustavo Puras
José Luis Pedraz
Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
Drug Delivery
Stability
non-viral vectors
gene delivery
cationic niosome
nioplexes
title Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
title_full Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
title_fullStr Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
title_full_unstemmed Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
title_short Stability of polymeric cationic niosomes and their plasmid DNA-based complexes as gene delivery carriers
title_sort stability of polymeric cationic niosomes and their plasmid dna based complexes as gene delivery carriers
topic Stability
non-viral vectors
gene delivery
cationic niosome
nioplexes
url https://www.tandfonline.com/doi/10.1080/10717544.2023.2219420
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