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Biocompatible scaffolds composed of chemically crosslinked chitosan and gelatin for tissue engineering

Acceso Cerrado
ID Minciencias: ART-0000336424-84
Ranking: ART-ART_A2

Abstract:

ABSTRACT Chitosan‐based scaffolds are widely studied in tissue regeneration because of their biocompatibility and biodegradability. Scaffolds are obtained by different techniques and can be modified with other polymers allowing controlling their properties. This article discusses the assembling of three‐dimensional chitosan porous scaffolds blended with gelatin. Gelatin was used to enhance cells attachment due to the presence of cell adhesion motifs, while improving mechanical strength. 2,5‐dimethoxy‐2,5‐dihydrofurane (DHF) was used as the crosslinking agent, because it allowed to control the reaction kinetics through temperature, time and DHF concentration. The results indicate that scaffolds morphology, pore sizes and distribution, compressive moduli and biodegradation in vitro with lysozyme, can be customized with variations of gelatin content and crosslinking degree. Scaffolds were neither cytotoxic nor genotoxic for human keratinocytes, exhibiting cell–substrate interactions. Our findings demonstrated that chitosan–gelatin scaffolds crosslinked with DHF, as a new crosslinking agent, are suitable in tissue engineering applications. © 2016 Wiley Periodicals, Inc. J. Appl. Polym. Sci. 2016 , 133 , 43814.

Tópico:

Electrospun Nanofibers in Biomedical Applications

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Citations: 26
26

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Información de la Fuente:

SCImago Journal & Country Rank
FuenteJournal of Applied Polymer Science
Cuartil año de publicaciónNo disponible
Volumen133
Issue33
PáginasNo disponible
pISSNNo disponible
ISSN1097-4628

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