Results 81 to 90 of about 35,049 (259)

A Unified Polymer Hydrogel Electrolyte Integrating Robust Adhesion, Self‐Healing, and Oxygen Permeability in Flexible Neutral Zn‐Air Batteries

open access: yesAdvanced Materials, EarlyView.
Flexible neutral Zn‐air batteries achieving a remarkable 3000‐cycle lifespan and withstanding 1000 bending cycles are reported. This performance is realized by employing a 3D physically cross‐linked neutral hydrogel electrolyte that integrates high adhesion, self‐healing, O2 permeability, and CO2 tolerance to resolve critical stability challenges ...
Zhenyu Sun   +3 more
wiley   +1 more source

Highly Potent Cationic Chitosan Derivatives Coupled to Antimicrobial Peptide Dendrimers to Combat Pseudomonas Aeruginosa. [PDF]

open access: yes
The burden of bacterial wound infections has considerably increased due to antibiotic resistance to most of the currently available antimicrobial drugs.
Patrulea, Viorica   +10 more
core   +1 more source

Synthesis, Characterization, and Antifungal Property of Hydroxypropyltrimethyl Ammonium Chitosan Halogenated Acetates

open access: yesMarine Drugs, 2018
Hydroxypropyltrimethyl ammonium chitosan halogenated acetates were successfully synthesized from six different haloacetic acids and hydroxypropyltrimethyl ammonium chloride chitosan (HACC) with high substitution degree, which are hydroxypropyltrimethyl ...
Yingqi Mi   +7 more
doaj   +1 more source

Biodegradable Chitosan Films as Green Resists for Gold Nanowires Fabrication Through AFM‐Based Nanolithography

open access: yesAdvanced Materials Interfaces, EarlyView.
Schematic illustration of a sustainable nanofabrication process: chitosan derived from natural sources is used as a biodegradable thin film resist, patterned via Constant Pulse‐Assisted Force Lithography (CP‐AFL) to create tunable nanogrooves. These grooves template gold nanowire formation, enabling high‐resolution nanopatterning under ambient ...
Paolo Pellegrino   +7 more
wiley   +1 more source

Cationic micelles prepared by amphiphilic chitosan derivatives for siRNA delivery

open access: yes, 2008
Abastract In the last decade, a lot of studies on preparation of varied nanocarriers with cationic polymers such as PEI, PLL, chitosan and their derivatives have been reported for DNA and siRNA delivery [1].
周火飞, 刘袖洞, 马小军
core  

Exploration of chitosan and its modified derivatives as vaccine adjuvant: A review

open access: yesCarbohydrate Polymer Technologies and Applications
Chitosan is a natural polysaccharide that has earned much credit in the pharmaceutical field due to its broad implementation in drugs, antigens, and vaccine delivery. Owing to unique characteristics of biocompatibility, biodegradability, mucoadhesiveness,
Girish Kumar   +4 more
doaj   +1 more source

Interface‐Engineered Binary Framework Composites: Advancing Porous Materials for Precision Medicine

open access: yesAdvanced Materials Interfaces, EarlyView.
Binary framework composites integrate two complementary porous architectures into a unified platform, enabling multifunctional design, enhanced structural tunability, and improved physicochemical performance. By combining high surface area, ordered porosity, interfacial synergy, and versatile functionalization, these hybrid materials offer new ...
Navid Rabiee   +3 more
wiley   +1 more source

Polysaccharide drug delivery systems based on pectin and chitosan

open access: yes, 2010
Chitosans and pectins are natural polysaccharides which show great potential in drug delivery systems. Chitosans are a family of strongly polycationic derivatives of poly-N-acetyl-D-glucosamine.
Kok, M. S.   +3 more
core  

A Study On The Characteristics Of Chitosan As An Immobilization Matrix For Biosensors [QP702.C5 A581 2007 f rb ]. [PDF]

open access: yes, 2007
Dua jenis kitosan (FCHIT dan SCHIT) telah diselidik sebagai matriks immobilisasi bagi pembuatan biosensor glukosa. Kelikatan-purata berat molekul bagi FCHIT and SCHIT telah ditentukan iaitu 981.80 kD dan 398.61 kD masing-masing.
Ang, Lee Fung
core  

Chitosan-Based (Nano)Materials for Novel Biomedical Applications

open access: yesMolecules, 2019
Chitosan-based nanomaterials have attracted significant attention in the biomedical field because of their unique biodegradable, biocompatible, non-toxic, and antimicrobial nature.
Gregor Kravanja   +3 more
doaj   +1 more source

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