In vitro genotoxicity assessment of a dextrin-based hydrogel for biomedical applications

Abstract

[Excerpt] Hydrogels are three dimensional, crosslinked networks of hydrophilic polymers swollen with a large amount of water or biological fluids. Dextrin, a low-molecularweight carbohydrate composed by glucose residues, has been used to develop a novel fully resorbable and injectable hydrogel for biomedical applications. Dextrin was firstly oxidized (ODEX) to introduce aldehyde groups which then reticulate with adipic acid dihydrazide (ADH), forming the dextrin-based hydrogel (HG) [1]. The cross-linked ODEX is an in situ forming hydrogel, which displays a three-dimensional network with inter-connective pores, and is able to incorporate nanogels, cells and biomolecules for biomedical applications [1-3]. [...]Isabel Pereira was supported by the grant SFRH/BD/ 90066/2012 from FCT. We thank FEDER and NORTE 2020 through the project nº 003262 titled “iBONE therapies: advanced solutions for bone regeneration”. We also thank the funding from FCT (UID/BIO/044469/2013) and from FEDER through COMPETE 2020 (POCI-01-0145-FEDER-006684).info:eu-repo/semantics/publishedVersio

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