Antimicrobial chitosan and chitosan derivatives: a review of the structure–activity relationship

P Sahariah, M Másson - Biomacromolecules, 2017 - ACS Publications
This review gives an updated overview of the current state-of-the-art for antimicrobial
chitosan and chitosan derivatives and the effects of structural modifications on activity and …

Recent advances in the synthesis, properties, and applications of modified chitosan derivatives: challenges and opportunities

T Boominathan, A Sivaramakrishna - Topics in Current Chemistry, 2021 - Springer
Chitosan is a very well-known biocompatible and biodegradable polysaccharide consisting
of β-(1–4)-linked glucosamine units, derived from the deacetylation of chitin. This unique …

Kinetics, isotherm and thermodynamic studies for efficient adsorption of Congo Red dye from aqueous solution onto novel cyanoguanidine-modified chitosan …

NF Al-Harby, EF Albahly, NA Mohamed - Polymers, 2021 - mdpi.com
Novel Cyanoguanidine-modified chitosan (CCs) adsorbent was successfully prepared via a
four-step procedure; first by protection of the amino groups of chitosan, second by insertion …

Reinforcement of the antimicrobial activity and biofilm inhibition of novel chitosan-based hydrogels utilizing zinc oxide nanoparticles

NY Elmehbad, NA Mohamed, NA Abd El-Ghany… - International Journal of …, 2023 - Elsevier
Two novel chemically cross-linked chitosan hydrogels were successfully prepared via
insertion of oxalyl dihydrazide moieties between chitosan Schiff's base chains (OCsSB) and …

[HTML][HTML] Green synthesis and molecular docking study of some new thiazoles using terephthalohydrazide chitosan hydrogel as ecofriendly biopolymeric catalyst

JY Al-Humaidi, SM Gomha, NAA El-Ghany, B Farag… - Catalysts, 2023 - mdpi.com
Terephthalohydrazide chitosan hydrogel (TCs) was prepared and investigated as an
ecofriendly biopolymeric catalyst for synthesis of some novel thiazole and thiadiazole …

Preparation and characterization of a new bis-uracil chitosan-based hydrogel as efficient adsorbent for removal of anionic Congo red dye

RA Alharbi, FM Alminderej, NF Al-Harby, NY Elmehbad… - Polymers, 2023 - mdpi.com
A new hydrogel, based on chitosan crosslinked with 2-chlorophenyl-bis (6-amino-1, 3-
dimethyluracil-5-yl) methane,(2Clph-BU-Cs), has been successfully created. Various …

Design, synthesis, and characterization of novel bis-uracil chitosan hydrogels modified with zinc oxide nanoparticles for boosting their antimicrobial activity

RA Alharbi, FM Alminderej, NF Al-Harby, NY Elmehbad… - Polymers, 2023 - mdpi.com
A new series of hydrogels was successfully prepared by incorporating various substituted
bisuracil (R-BU) linkages between chitosan Schiff's base chains (R-BU-CsSB) and between …

Evaluation of the in vitro anti-inflammatory and anti-Helicobacter pylori activities of chitosan-based biomaterials modified with copper oxide nanoparticles

NY Elmehbad, NA Mohamed, NA Abd El-Ghany… - International Journal of …, 2023 - Elsevier
For chemical modification, p-aminobenzoic acid was incorporated into chitosan Schiff base
(ACsSB) and chitosan (ACs). Two ACs-based CuO nanoparticles composites; ACs/CuONPs …

Synthesis and characterization of novel uracil-modified chitosan as a promising adsorbent for efficient removal of Congo red dye

NF Al-Harby, EF Albahly, NA Mohamed - Polymers, 2022 - mdpi.com
Novel Uracil-modified chitosan (UCs) adsorbent has successfully been synthesized through
a four-step method during which the amino groups of chitosan have been protected, then …

Evaluation of the antimicrobial and anti-biofilm activity of novel salicylhydrazido chitosan derivatives impregnated with titanium dioxide nanoparticles

NY Elmehbad, NA Mohamed… - International Journal of …, 2022 - Elsevier
Two novel chitosan derivatives were prepared by incorporating salicylhydrazide into
chitosan Schiff base (SCsSB) and chitosan (SCs). Two nanocomposites, SCs/TiO 2-1% and …