Browsing by Subject "Chitosan"
Now showing items 1-20 of 37
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A sustainable approach to synthesize phosphonated chitosan using ball milling and its application for oilfield scale management
( Royal Society of Chemistry , 2022 , Article)For many years, the oil and gas industry has strived to develop environmentally friendly organophosphorus-based scale inhibitors. The natural polymer chitosan has recently gained significant importance for various upstream ... -
Calorimetric analysis and molecular dynamics simulation of cure kinetics of epoxy/chitosan-modified Fe3O4 nanocomposites
( Elsevier B.V. , 2017 , Article)Fe3O4 magnetic nanoparticles (MNPs) were synthesized and modified with chitosan as a natural surface modifier to prevent their aggregation and make them potent to contribute to ring opening of epoxy. Functionalized Fe3O4 ... -
Cetuximab-conjugated chitosan-pectinate (modified) composite nanoparticles for targeting colon cancer
( Elsevier B.V. , 2019 , Article)In the present study, we successfully developed a cetuximab-conjugated modified citrus pectin-chitosan nanoparticles for targeted delivery of curcumin (Cet-MCPCNPs) for the treatment of colorectal cancer. In vitro analyses ... -
Chapter 1- Application of chitosan in active food packaging
( Elsevier , 2023 , Book chapter)Food packaging has an essential role in protecting food products from external factors such as heat, oxidation, and light. Improvements in food packaging studies created active packaging that aims at extending perishable ... -
Chitosan and Oregano Oil Treatments, Individually or in Combination, Used To Increase the Shelf Life of Vacuum-Packaged, Refrigerated European Eel () Fillets.
( International Association for Food Protection , 2019 , Article)We investigated the impact of chitosan and oregano essential oil (EO) individually or in combination on the quality of eel fillets in vacuum packaging (VP) and stored under refrigeration (4°C). Treatments studied were (i) ... -
Chitosan gold nanoparticles for detection of amplified nucleic acids isolated from sputum
( Elsevier , 2017 , Article)A platform for nucleic acid detection employing chitosan and chitosan coated gold nanoparticles (AuNPs) was developed. Mycobacterium tuberculosis (MTB) was used as a model target. MTB DNA was extracted from sputum using ... -
Chitosan-based electrospun nanofibers for diabetic foot ulcer management; recent advances
( Elsevier , 2023 , Article Review)Diabetic foot ulcer (DFU) healing has long been a major medical challenge. The type of dressing is an essential factor in wound healing, prevention of local infection, and scar formation. Today, smart wound dressings or ... -
Chitosan-derived hydrothermally carbonized materials and its applications: A review of recent literature
( Elsevier B.V. , 2021 , Article Review)Chitosan (CS) is a linear polysaccharide biopolymer, one of the most abundant biowastes in the environment. This makes chitosan a potential material for a wide range of applications. To improve CS's properties, chitosan ... -
Chitosan/lignosulfonate nanospheres as "green" biocide for controlling the microbiologically influenced corrosion of carbon steel
( MDPI AG , 2020 , Article)In this work, uniform cross-linked chitosan/lignosulfonate (CS/LS) nanospheres with an average diameter of 150-200 nm have been successfully used as a novel, environmentally friendly biocide for the inhibition of mixed ... -
Denaturing Gradient Gel Electrophoresis-Polymerase Chain Reaction Comparison of Chitosan Effects on Anaerobic Cultures of Broiler Cecal Bacteria and Salmonella Typhimurium.
( Mary Ann Liebert , 2018 , Article)Enteropathogen colonization and product contamination are major poultry industry problems. The emergence of antibiotic resistance, and associated risks to human health, is limiting the use of antibiotics as first-line ... -
Development of eco-friendly chitosan-g-polyacrylamide preformed particle gel for conformance control in high-temperature and high-salinity reservoirs
( Elsevier , 2023 , Article)Oil and gas extraction has become challenging nowadays due to the accompanying amount of excess produced water that results in poor recoverability of hydrocarbon, besides other environmental and economic isues. A recent ... -
Development of multifunctional nano/ultrafiltration membrane based on a chitosan thin film on alginate electrospun nanofibers.
( Elsevier , 2017 , Article)The aim of this study was to develop a high flux three-tier composite membrane composed of a coating layer based on chitosan and chitosan with silver nanoparticles, electrospun alginate nanofibres as a midlayer and ... -
Effects of Chitosan and Natamycin on Vacuum-Packaged Phyllo: A Pastry Product.
( International Association for Food Protection , 2018 , Article)The effects of vacuum packaging, chitosan (1.5%, w/v), and natamycin (10 mg/L, w/v) on phyllo pastry quality were studied by monitoring microbiological, chemical, and sensory changes. Five lots were prepared with or without ... -
Electrospun alginate nanofibres impregnated with silver nanoparticles: Preparation, morphology and antibacterial properties
( Elsevier , 2017 , Article)Abstract Silver nanoparticles are amongst the most valuable nanoparticles with interesting properties, such as a non-toxic nature and high antibacterial efficiency, making them applicable for tissue scaffold, protective ... -
Electrospun chitosan membranes containing bioactive and therapeutic agents for enhanced wound healing
( Elsevier B.V. , 2020 , Article)Electrospinning is one of the most promising techniques for generating porous, nonwoven, and submicron fiber-based membranes for various applications such as catalysis, sensing, tissue engineering and wound healing. Wide ... -
Enhancement of Polysulfone Ultrafiltration Membrane Performance for Produced Water Treatment by Incorporation of Graphene oxide/Chitosan/Silicon dioxide Nanocomposite
( Qatar University Press , 2023 , Conference Paper)Oil and gas production is accompanied by generation of large amounts of produced water as usually three barrels of produced water is generated for each barrel of oil. Membrane-based water reclamation technologies have been ... -
"green" ZnO-Interlinked Chitosan Nanoparticles for the Efficient Inhibition of Sulfate-Reducing Bacteria in Inject Seawater
( American Chemical Society , 2018 , Article)Antimicrobial agents and corrosion inhibitors are widely used as biocides in the oil and gas industry to disinfect water and inhibit excessive biofilm formation caused mainly by sulfate reducing bacteria (SRBs). However, ... -
Highly stable Ti3C2Tx (MXene)/Pt nanoparticles-modified glassy carbon electrode for H2O2 and small molecules sensing applications
( Elsevier B.V. , 2018 , Article)© 2018 Elsevier B.V. Electrochemical performance of a 2D Ti3C2Tx (MXene, where T: [dbnd]O, –OH, –F) sheets modified with Pt nanoparticles (PtNPs) was investigated. The results showed that Ti3C2Tx/PtNP nanocomposite deposited ... -
Influence of chitosan addition on resorcinol-formaldehyde xerogel structure
( MDPI AG , 2019 , Article)Gels are usually not environment-friendly due to their difficult biodegradability. Therefore, the addition of chitosan, even in small amounts, will make such gels biodegradable and thus can be useful in many applications ... -
Mesoporous biohybrid epichlorohydrin crosslinked chitosan/carbon clay adsorbent for effective cationic and anionic dyes adsorption
( Elsevier B.V. , 2020 , Article)Epichlorohydrin crosslinked chitosan/carbon–clay (CSCC) biohybrid adsorbent was prepared for the adsorption of cationic methylene blue (MB) and anionic azo acid blue 29 (AB 29). The 40:60 wt% of chitosan (CS) and carbon–clay ...