Results 21 to 30 of about 142,790 (165)

Grafting of 18β-Glycyrrhetinic Acid and Sialic Acid onto Chitosan to Produce a New Amphipathic Chitosan Derivative: Synthesis, Characterization, and Cytotoxicity

open access: yesMolecules, 2021
Chitosan is the only cationic polysaccharide found in nature. It has broad application prospects in biomaterials, but its application is limited due to its poor solubility in water.
Wei-Yan Quan   +6 more
doaj   +1 more source

Preparation of chitosan-threonic acid and chitosan-xylonic acid conjugates gellable by freeze-thawing and evaluation of their biological properties

open access: yesStudies in Science and Technology, 2013
Chitosan, an aminopolysaccharide, has been used in biomedical fields due to its high biocompatibility, non-toxicity and biodegradability. Conventional chitosan gels contain toxic chemicals such as chemical crosslinkers. The characteristic of the chitosan
Takayuki Takei   +3 more
doaj   +1 more source

Proteases and microwave treatment on the quality of chitin and chitosan produced from white shrimp (Penaeus vannamei)

open access: yeseFood, 2023
The aim of this study was to extract chitin and chitosan from shrimp shells by neutral protease‐assisted microwave multiple heating (one, two, three, and four) treatment.
Qiqi Dong   +6 more
doaj   +1 more source

Determination of the Optimum Conditions for Production of Chitosan Nanoparticles [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2007
Bioedegradable nanoparticles are intensively investigated for their potential applications in drug delivery systems. Being a biocompatible and biodegradable polymer, chitosan holds great promise for use in this area. This investigation was concerned with
A. Dustgani   +2 more
doaj   +1 more source

Effect of binary builder on properties of fish jellies

open access: yesИзвестия ТИНРО, 2014
Effect of binary gelatin-chitosan builder on properties of fish jellies is investigated. The model jellies were prepared of the pacific grenadier Allbatrosia pectoralis with the meat distinguished by high water content.
Victotia V. Krashchenko   +1 more
doaj   +1 more source

Update on Chitosan-Based Hydrogels: Preparation, Characterization, and Its Antimicrobial and Antibiofilm Applications

open access: yesGels, 2022
Chitosan is a prominent biopolymer in research for of its physicochemical properties and uses. Each year, the number of publications based on chitosan and its derivatives increases.
Kokila Thirupathi   +8 more
doaj   +1 more source

Antimicrobial activity of chitosan nanoparticles

open access: yesBiotechnology & Biotechnological Equipment, 2021
Chitosan is a deacetylated chitin which is found naturally, particularly in fungal cell walls and crustacean shells. Chitosan is biocompatible and fully biodegradable and is extensively analyzed for antimicrobial property. Chitosan has also been explored
Samiyah Saeed Al-Zahrani   +2 more
doaj   +1 more source

The Microstructure, Antibacterial and Antitumor Activities of Chitosan Oligosaccharides and Derivatives

open access: yesMarine Drugs, 2022
Chitosan obtained from abundant marine resources has been proven to have a variety of biological activities. However, due to its poor water solubility, chitosan application is limited, and the degradation products of chitosan oligosaccharides are better ...
Dawei Yu   +9 more
doaj   +1 more source

Preparations, properties and applications of chitosan based nanofibers fabricated by electrospinning

open access: yeseXPRESS Polymer Letters, 2011
Chitosan is soluble in most acids. The protonation of the amino groups on the chitosan backbone inhibits the electrospinnability of pure chitosan.
doaj   +1 more source

Synthesis, characterization and anticoagulant activity of chitosan derivatives

open access: yesSaudi Pharmaceutical Journal, 2020
Chitosan derivatives are reported as anticoagulants in the literature. This work was undertaken to develop novel chitosan derivatives as anticoagulants.
Mohd. Imran   +3 more
doaj   +1 more source

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