The Applications of Ferulic-Acid-Loaded Fibrous Films for Fruit Preservation

Polymers, Journal Year: 2022, Volume and Issue: 14(22), P. 4947 - 4947

Published: Nov. 16, 2022

The aim of this study was to develop a novel ultrathin fibrous membrane with core-sheath structure as an antioxidant food packaging membrane. prepared by coaxial electrospinning, and the release active substances regulated its special structure. Ferulic acid (FA) incorporated into electrospun zein/polyethylene oxide fibers ensure their synergistic properties. We found that had good morphology smooth surface. internal stable, three materials we used were compatible. For different loading positions, it observed core layer ferulic-acid-loaded sustained action, while sheath pre-burst action. Finally, apples selected for using membranes simulate practical applications. effective in reducing water loss apple quality loss, well extending shelf life. According these experiments, FA-loaded zein/PEO electrospinning fiber can be will also undergo more improvements future.

Language: Английский

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Processes of Electrospun Polyvinylidene Fluoride-Based Nanofibers, Their Piezoelectric Properties, and Several Fantastic Applications

Polymers, Journal Year: 2022, Volume and Issue: 14(20), P. 4311 - 4311

Published: Oct. 13, 2022

Since the third scientific and technological revolution, electronic information technology has developed rapidly, piezoelectric materials that can convert mechanical energy into electrical have become a research hotspot. Among them, polymers are widely used in various fields such as water treatment, biomedicine, flexible sensors due to their good flexibility weak toxicity. However, compared with ceramic materials, properties of poor, so it is very important improve polymers. Electrospinning by adjusting electrospinning parameters control piezoelectrically active phase transition In addition, prepared nanofibrous membrane also substrate for supporting functional particles, which effectively doping particles. This paper reviews electrospun polymer membranes, especially polyvinylidene fluoride (PVDF)-based membranes (NFs). Additionally, this introduces methods increasing from perspective structure species. Finally, applications NFs biology, energy, photocatalysis discussed, future directions development prospected.

Language: Английский

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Electrospun Porous Nanofibers: Pore−Forming Mechanisms and Applications for Photocatalytic Degradation of Organic Pollutants in Wastewater

Polymers, Journal Year: 2022, Volume and Issue: 14(19), P. 3990 - 3990

Published: Sept. 23, 2022

Electrospun porous nanofibers have large specific surface areas and abundant active centers, which can effectively improve the properties of nanofibers. In field photocatalysis, electrospun increase contact area loaded photocatalytic particles with light, shorten electron transfer path, activity. this paper, main pore−forming mechanisms nanofiber are summarized as breath figures, phase separation (vapor−induced separation, non−solvent−induced thermally induced separation) post−processing (selective removal). Then, application loading in degradation pollutants (such organic, inorganic, bacteria) water is introduced, its future development prospected. Although structures beneficial improving performance nanofibers, they reduce their mechanical properties. Therefore, strategies for also briefly discussed.

Language: Английский

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Recent Progress of the Preparation and Application of Electrospun Porous Nanofibers

Polymers, Journal Year: 2023, Volume and Issue: 15(4), P. 921 - 921

Published: Feb. 12, 2023

Electrospun porous nanofibers have gained a lot of interest recently in various fields because their adjustable structure, high specific surface area, and large number active sites, which can further enhance the performance materials. This paper provides an overview common polymers, preparation, applications electrospun nanofibers. Firstly, polymers commonly used to construct structures main pore-forming methods by electrospinning, namely template method phase separation method, are introduced. Secondly, recent air purification, water treatment, energy storage, biomedicine, food packaging, sensor, sound wave absorption, flame retardant, heat insulation reviewed. Finally, challenges possible research directions for future study discussed.

Language: Английский

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Fabrication and characterization of polycaprolactone/chitosan nanofibers containing antibacterial agents of curcumin and ZnO nanoparticles for use as wound dressing

Frontiers in Bioengineering and Biotechnology, Journal Year: 2022, Volume and Issue: 10

Published: Sept. 23, 2022

The potential of the nanoscale structure is utilized by electrospun nanofibers, which are promising materials for wound dressings. Here, we prepared dressings constituting polycaprolactone (PCL) and chitosan (CS). Curcumin (Cur) zinc oxide nanoparticles (ZnO) as antibacterial agents were embedded in PCL/CS nanofibers different properties including morphology, physicomechanical, interaction with water, efficiency, vitro studies investigated. SEM images confirmed nanofibrous samples 100 ± 5 to 212 25 nm average diameter. Elemental analysis showed a good distribution ZnO along not only caused decreasing nanofiber diameter but also increased tensile strength up 2.9 0.5 MPa elongation at break 39 2.9. facilitated this led highest water vapor transition rate, was equal 0.28 0.02 g cm-2 day-1. sample containing 3 wt% Cur had uptake value (367 15%) lowest contact angle (78 3.7°), although has hydrophobic nature. release profile two-stage Peppas model predicted non-fickian diffusion. Simultaneous incorporation CS, ZnO, effectively inhibited bacterial growth. In addition, represented that high content decreases cell viability attachment. outcomes from fabricated scaffolds demonstrated appropriate application dressing.

Language: Английский

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Advances in the Application of Electrospun Drug-Loaded Nanofibers in the Treatment of Oral Ulcers

Biomolecules, Journal Year: 2022, Volume and Issue: 12(9), P. 1254 - 1254

Published: Sept. 7, 2022

Oral ulcers affect oral and systemic health have high prevalence in the population. There are significant individual differences etiology extent of disease among patients. In treatment ulcers, nanofiber films can control drug-release rate enable long-term local administration. Compared to other drug-delivery methods, avoid disadvantages frequent administration certain side effects. Electrospinning is a simple effective method for preparing films. Currently, electrospinning technology has made breakthroughs energy-saving large-scale production. This paper summarizes polymers that mucosal adhesion active pharmaceutical ingredients used ulcers. Moreover, therapeutic effects currently available electrospun on animal experiments clinical trials investigated. addition, solvent casting cross-linking methods be conjunction with techniques. Based literature, more systems different loading components inspired. These expected synergistic achieve better not only provides new possibilities drug-loaded nanofibers but also brings hope

Language: Английский

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Recent Progress of Electrospun Herbal Medicine Nanofibers

Biomolecules, Journal Year: 2023, Volume and Issue: 13(1), P. 184 - 184

Published: Jan. 16, 2023

Herbal medicine has a long history of medical efficacy with low toxicity, side effects and good biocompatibility. However, the bioavailability extract raw herbs bioactive compounds is poor because their water solubility. In order to overcome solubility issues, electrospinning technology can offer delivery alternative resolve them. The electrospun fibers have advantages high specific surface area, porosity, excellent mechanical strength flexible structures. At same time, various natural synthetic polymer-bound mimic extracellular matrix applications in different fields. this paper, development polymers used for incorporating herbal into nanofibers are reviewed. Finally, recent progress these biomedical (drug delivery, wound dressing, tissue engineering) food fields along future prospects discussed.

Language: Английский

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Electrospinning of Potential Medical Devices (Wound Dressings, Tissue Engineering Scaffolds, Face Masks) and Their Regulatory Approach

Pharmaceutics, Journal Year: 2023, Volume and Issue: 15(2), P. 417 - 417

Published: Jan. 26, 2023

Electrospinning is the simplest and most widely used technology for producing ultra-thin fibers. During electrospinning, high voltage causes a thin jet to be launched from liquid polymer then deposited onto grounded collector. Depending on type of fluid, solution melt electrospinning are distinguished. The morphology physicochemical properties produced fibers depend many factors, which can categorized into three groups: process parameters, material properties, ambient parameters. In biomedical field, electrospun nanofibers have wide variety applications ranging medication delivery systems tissue engineering scaffolds soft electronics. Many these showed promising results potential use as medical devices in future. Medical cure, prevent, or diagnose diseases without presence any active pharmaceutical ingredients. regulation conventional strict carefully controlled; however, it not yet properly defined case nanotechnology-made devices. This review divided two parts. first part provides an overview through several examples, while second focuses developments field Additionally, relevant regulatory framework summarized at end this paper.

Language: Английский

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Mupirocin loaded core-shell pluronic-pectin-keratin nanofibers improve human keratinocytes behavior, angiogenic activity and wound healing

International Journal of Biological Macromolecules, Journal Year: 2023, Volume and Issue: 253, P. 126700 - 126700

Published: Sept. 4, 2023

Language: Английский

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A systematic review on green and natural polymeric nanofibers for biomedical applications

International Journal of Biological Macromolecules, Journal Year: 2024, Volume and Issue: 262, P. 130135 - 130135

Published: Feb. 12, 2024

Language: Английский

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