Results 41 to 50 of about 571,765 (409)

Chitosan Nanoparticles: A Versatile Platform for Biomedical Applications

open access: yesMaterials, 2022
Chitosan is a biodegradable and biocompatible natural polymer that has been extensively explored in recent decades. The Food and Drug Administration has approved chitosan for wound treatment and nutritional use.
S. Bashir   +13 more
semanticscholar   +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

Concepts for Developing Physical Gels of Chitosan and of Chitosan Derivatives [PDF]

open access: yesGels, 2018
Chitosan macro- and micro/nano-gels have gained increasing attention in recent years, especially in the biomedical field, given the well-documented low toxicity, degradability, and non-immunogenicity of this unique biopolymer. In this review we aim at recapitulating the recent gelling concepts for developing chitosan-based physical gels.
Sacco, Pasquale   +5 more
openaire   +4 more sources

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

Chitosan Derivatives and Their Application in Biomedicine

open access: yesInternational Journal of Molecular Sciences, 2020
Chitosan is a product of the deacetylation of chitin, which is widely found in nature. Chitosan is insoluble in water and most organic solvents, which seriously limits both its application scope and applicable fields.
Wenqian Wang   +6 more
semanticscholar   +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

Data of 1H/13C NMR spectra and degree of substitution for chitosan alkyl urea

open access: yesData in Brief, 2016
The data shown in this article are related to the subject of an article in Carbohydrate Polymers, entitled “Synthesis and characterization of chitosan alkyl urea” [1].
Jing Wang   +3 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

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

Antitumor effect of therapeutic HPV DNA vaccines with chitosan-based nanodelivery systems [PDF]

open access: yes, 2014
Cervical cancer is the second-most-common cause of malignancies in women worldwide, and the oncogenic activity of the human papilloma virus types (HPV) E7 protein has a crucial role in anogenital tumors.
Atyabi, F.   +8 more
core   +8 more sources

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