Results 21 to 30 of about 443,672 (355)

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

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

Chitosan/Poly(2-ethyl-2-oxazoline) films with ciprofloxacin for application in vaginal drug delivery [PDF]

open access: yes, 2020
Chitosan (CHI) and chitosan/poly(2-ethyl-2-oxazoline) (CHI/POZ)-based films were prepared by casting from aqueous solutions of polymer blends with different compositions. Ciprofloxacin was used as a model drug in these formulations. The weight, thickness,
Abilova, Guzel K.   +6 more
core   +1 more source

Glucosamine, Chitosan, Chitosan Derivatives, Chitosan Oligosaccharide

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

Penggunaan Epiklorohidrin Dalam Meningkatkan Stabilitas Adsorben Kitosan Berikatan Silang Dan Kitosan Tercetak Ionik Kobal

open access: yesAl-Kimia, 2014
The use of epichlorohydrin to improve the stability of chitosan adsorbent has been carried out. The purpose of this study was to determine the stability of the chitosan adsorbent after modified into epichlorohydrin cross-linked chitosan and ionic cobalt ...
Muhammad Qaddafi   +3 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

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

SOLID STATE MORPHOLOGY AND SIZE TUNING OF NANOSTRUCTURED PLATINUM USING MACROMOLECULAR COMPLEXES [PDF]

open access: yes, 2015
Indexación: Web of Science; Scielo.The macromolecular complexes Chitosan●(PtCl2)n and PSP-co-4-PVP●(PtCl2)n, were prepared from the respective polymer and PtCl2 in metal:polymer molar ratios 1:1 and 1:5. Pyrolisis of the macromolecular complexes Chitosan●
BAEZ, RODRIGO   +3 more
core   +2 more sources

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

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