Results 131 to 140 of about 1,732,403 (348)

\u3cem\u3eIn vitro\u3c/em\u3e Effect of Graphene Structures as an Osteoinductive Factor in Bone Tissue Engineering: A Systematic Review [PDF]

open access: yes, 2018
Graphene and its derivatives have been well‐known as influential factors in differentiating stem/progenitor cells toward the osteoblastic lineage. However, there have been many controversies in the literature regarding the parameters effect on bone ...
Golzar, Hossein   +7 more
core   +1 more source

The Importance of Reaction Conditions on the Chemical Structure of N,O-Acylated Chitosan Derivatives

open access: yesMolecules, 2019
The structure of acylated chitosan derivatives strongly determines the properties of obtained products, influencing their hydrodynamic properties and thereby their solubility or self-assembly susceptibility.
A. Piegat   +3 more
semanticscholar   +1 more source

Hybrid Nanofibers for Multimodal Accelerated Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
Fabrication of wound healing scaffolds based on biocompatible nanofibers. Nanofibers offering high surface area, flexibility, and biocompatibility significantly improved the healing outcome in vivo. Histological, immunological, and anti‐inflammatory markers are noticeably better in treated wounds.
Viraj P. Nirwan   +15 more
wiley   +1 more source

COMPARATIVE STUDIES OF IMMUNOMODULATING PROPERTIES OF C HITOSAN AND ITS DERIVATIVES

open access: yesМедицинская иммунология, 2014
. Comparative study was carried out, aiming to assess immunostimulatory properties of high-molecular chitosan (Ch-HM) and its derivatives, i.e., low molecular weight chitosan (Ch-LM), N-3-hydroxymyristoyl (Ch-LM) at a low acylation ratio, N-3 ...
L. A. Ivanushko   +5 more
doaj   +1 more source

Methacrylated chitosan as a polymer with enhanced mucoadhesive properties for transmucosal drug delivery [PDF]

open access: yes, 2018
Chitosan is a cationic polysaccharide that exhibits mucoadhesive properties which allow it to adhere to mucosal tissues. In this work, we explored chemical modification of chitosan through its reaction with methacrylic anhydride to synthesise ...
Khutoryanskiy, Vitaliy V.   +2 more
core   +1 more source

Advanced 3D Platforms for Modeling CNS Neuroinflammation: Cell Integration, Techniques, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review summarizes the roles of key central nervous system cell types, the extracellular matrix, and the blood‐brain barrier in neuroinflammation, and their integration into diverse 3D culture systems. It examines major incorporation strategies, including direct co‐culture, hydrogel encapsulation, transwell migration assays, and bioprinting ...
Emmanuelle D. Aiyegbusi   +2 more
wiley   +1 more source

Chitosan and Its Derivatives as Highly Efficient Polymer Ligands

open access: yesMolecules, 2016
The polyfunctional nature of chitosan enables its application as a polymer ligand not only for the recovery, separation, and concentration of metal ions, but for the fabrication of a wide spectrum of functional materials.
Alexander Pestov, Svetlana Bratskaya
doaj   +1 more source

Antibacterial, Antibiofilm, and Antiadhesive Properties of Different Quaternized Chitosan Derivatives

open access: yesInternational Journal of Molecular Sciences, 2019
In the era of antimicrobial resistance, the identification of new antimicrobials is a research priority at the global level. In this regard, the attention towards functional antimicrobial polymers, with biomedical/pharmaceutical grade, and exerting anti ...
A. Piras   +6 more
semanticscholar   +1 more source

Bone Healing Around Implants in Normal and Medically Compromised Conditions: Osteoporosis and Diabetes

open access: yesAdvanced Healthcare Materials, EarlyView.
xx xx. ABSTRACT Osseointegration of orthopedic and dental implants is influenced by local and systemic factors, including their physicochemical surface properties and the patient's overall health status. Titanium and its alloys have been a longstanding standard for bone implants due to their innate biocompatibility and mechanical properties.
Dainelys Guadarrama Bello   +2 more
wiley   +1 more source

Eluent Tolerance and Enantioseparation Recovery of Chiral Packing Materials Based on Chitosan Bis(Phenylcarbamate)-(n-Octyl Urea)s for High Performance Liquid Chromatography

open access: yesMolecules, 2016
The goal of the present work was to study the influence of the swelling of chitosan derivatives on the enantioseparation and the separation performance recovery of chiral stationary phases (CSPs) based on these derivatives.
Jing Wang   +3 more
doaj   +1 more source

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