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Abstract:
In this article, we fabricated a bioactive hydrogel composed of glycol chitosan (G-CS) and oxidized hyaluronic acid (OHA) via Schiff base reaction. Cartilage extracellular matrix (ECM) particles with different concentrations were used to functionalize G-CS/OHA (S1) hydrogel. The results demonstrated that S3 (G-CS/OHA/ECM 2% w/v) hydrogel exhibited the most suitable compression strength and provided the optimal environment for proliferation of bone marrow mesenchymal stem cells (BMSCs). To assess the chondroinductivity of ECM in vitro, we compared the chondrogenesis of BMSCs in S1 (G-CS/OHA) and S3 (G-CS/OHA/ECM 2% w/v) hydrogels. The results confirmed that the higher levels of glycosaminoglycans (GAGs) and collagen type II (COL II) were accumulated in S3 hydrogel. In vivo, cartilage defects of rats generated most mature tissue within BMSCs-laden S3 hydrogel (S3/BMSCs group). The tissues were more integrative and contained higher levels of COL II and GAGs compared to the other groups. All these results suggested that the G-CS/OHA hydrogel functionalized with ECM particles is a good candidate biomaterial to be applied in cartilage tissue engineering.
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ARTIFICIAL CELLS NANOMEDICINE AND BIOTECHNOLOGY
ISSN: 2169-1401
Year: 2018
Volume: 46
Page: S721-S732
4 . 4 6 2
JCR@2018
4 . 5 0 0
JCR@2023
ESI Discipline: BIOLOGY & BIOCHEMISTRY;
ESI HC Threshold:212
JCR Journal Grade:1
CAS Journal Grade:2
Cited Count:
WoS CC Cited Count: 35
SCOPUS Cited Count: 39
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
Affiliated Colleges: