Results 21 to 30 of about 348,213 (201)

Nghiên cứu chiết rút và khảo sát tính kháng khuẩn của chitosan tan trong nước từ vỏ tôm thẻ chân trắng (Litopenaeus vannamei)

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2020
Nghiên cứu nhằm mục tiêu tạo ra chitosan có khả năng tan trong nước và kháng khuẩn từ vỏ tôm thẻ chân trắng (Litopenaeus vannamei) thông qua quá trình deacetyl hóa chitin trong dung dịch NaOH để thu chitosan thô.
Phạm Văn Dũ   +3 more
doaj   +1 more source

Antimicrobial and anti-inflammatory activity of chitosan-alginate nanoparticles: a targeted therapy for cutaneous pathogens. [PDF]

open access: yes, 2013
Advances in nanotechnology have demonstrated potential application of nanoparticles (NPs) for effective and targeted drug delivery. Here we investigated the antimicrobial and immunological properties and the feasibility of using NPs to deliver ...
Blecher-Paz, Karin   +10 more
core   +1 more source

Glucosamine, Chitosan, Chitosan Derivatives, Chitosan Oligosaccharide

open access: yes, 2023
Glucosamine, Chitosan, Chitosan Derivatives, Chitosan ...
openaire   +1 more source

IMMOBILIZATION OF HUMIC ACID ONTO CHITOSAN USING TOSYLATION METHOD WITH 1,4-BUTANEDIOL AS A SPACER ARM

open access: yesIndonesian Journal of Chemistry, 2012
Immobilization of humic acid (HA) onto chitosan using tosylation method with 1,4-butanediol as a spacer arm has been evaluated. Chitosan was phthaloylated selectively using phthalic anhydride in dimethylformamide as solvent with addition of 5% water (v/v)
Uripto Trisno Santoso   +5 more
doaj   +1 more source

Study on Fabrication of Antibacterial Low Molecular Weight Nanochitosan Using Sodium Tripolyphosphate and Hydrogen Peroxide

open access: yesJournal of Nanotechnology, 2022
In the study, chitosan was decomposed into low molecular weight chitosan by using different H2O2 concentrations for chain termination, and then chitosan was prepared with different concentrations of tripolyphosphate cations (TPP).
Tuan Anh Nguyen, Thi Huong Nguyen
doaj   +1 more source

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

Metabolic profile and root development of Hypericum perforatum L. in vitro roots under stress conditions due to chitosan treatment and culture time [PDF]

open access: yes, 2016
The responses of Hypericum perforatum root cultures to chitosan elicitation had been investigated through 1H-NMR-based metabolomics associated with morpho-anatomical analyses.
Alessio eValletta   +11 more
core   +2 more sources

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

Dyes adsorption from aqueous solutions by Chitosan [PDF]

open access: yes, 2014
In this study the ability of chitosan to remove acid, basic, reactive and direct dyestuffs by adsorption was studied. The effect of several factors influencing dye adsorption such as dye concentration, grain size, pH and temperature were investigated ...
Francolini, Iolanda   +2 more
core   +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

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