Results 11 to 20 of about 394,350 (343)

Synthesis and characterization of chitosan ethers: Hydroxypropyl chitosan and Hydroxyethyl chitosan

open access: yesMANAS: Journal of Engineering
The hydroxypropyl chitosan (HPCH) and hydroxyethyl chitosan (HECH) are multifunctional chitosan derivatives with biocompatible and biodegradable properties. Due to their hydroxypropyl and hydroxethyl groups, they have water solubility, moisture retention,
Mehmet Tumer   +3 more
doaj   +3 more sources

Using Chitosan or Chitosan Derivatives in Cancer Therapy [PDF]

open access: yesPolysaccharides, 2021
Cancer is one of the major causes of death worldwide. Chemotherapeutic drugs have become a popular choice as anticancer agents. Despite the therapeutic benefits of chemotherapeutic drugs, patients often experience side effects and drug resistance. Biopolymers could be used to overcome some of the limitations of chemotherapeutic drugs, as well as be ...
Md Salman Shakil   +7 more
openaire   +2 more sources

Gold nanoparticles with chitosan, N-acylated chitosan, and chitosan oligosaccharide as DNA carriers [PDF]

open access: yesNanoscale Research Letters, 2019
Currently, gold nanoparticles have found applications in engineering and medical sciences, taking advantage from their properties and characteristics. Surface plasmon resonance, for instance, is one of the main features for optical applications and other physical properties, like high density, that represents the key for cellular uptake.
Paulina Abrica-González   +6 more
openaire   +4 more sources

Prawn Shell Chitosan Has Anti-Obesogenic Properties, Influencing Both Nutrient Digestibility and Microbial Populations in a Pig Model [PDF]

open access: yes, 2015
This study was supported financially (Grant-Aid Agreement No. MFFRI/07/01) under the Sea Change Strategy with the support of the Marine Institute and the Department of Agriculture, Food and the Marine, funded under the National Development Plan 2007 ...
Egan, Aine M.   +3 more
core   +1 more source

Regulating the Physicochemical Properties of Chitosan Films through Concentration and Neutralization

open access: yesFoods, 2022
Chitosan offers real potential for use in food preservation, biomedicine, and environmental applications due to its excellent functional properties, such as ease in the fabrication of large films, biocompatibility, and antibacterial properties.
Jie Xu   +5 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

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

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

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

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