Two commercial adhesive preparations--fibrin glue and mussel adhesive protein (MAP)--were tested in-vivo for their ability to fix a chondrocyte allograft internally. While results for the fibrin, including additional testing for chondro inductive/conductive properties, were at best inconclusive, the results for MAP are highly promising.
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Front Vet Sci
January 2025
Centre of Experimental and Clinical Regenerative Medicine, Small Animal Clinic, University of Veterinary Medicine and Pharmacy in Košice, Košice, Slovakia.
Eggshell membrane (ESM) is a rich source of bioactive compounds, including proteins, peptides, and antioxidants, contributing to its potential therapeutic benefits. These natural antioxidants might help neutralize reactive oxygen species (ROS) and modulate inflammatory responses, which are often linked with chondrocyte damage in osteoarthritis. In this study, we investigated the functional effects of ESM proteins on HO-induced oxidative stress in a neonatal canine chondrocytes.
View Article and Find Full Text PDFCarbohydr Polym
March 2025
School of Materials Science and Engineering, Nanjing University of Science & Technology, Nanjing 210094, PR China. Electronic address:
The high-dynamic, high-loading environment in the joint cavity puts urgent demands on the cartilage regenerative materials with shear responsiveness and lubrication. Here, a new type of injectable hydrogel composed of oxidized hyaluronic acid (OHA), adipic dihydrazide-grafted hyaluronic acid (HA-ADH), oxidized chondroitin sulfate (OChs), and decellularized extracellular matrix methacrylate (dECMMA) was fabricated. The aldehyde groups in OHA and OChs reacted with the amino groups in HA-ADH to form a dynamic hydrogel, which was then covalently crosslinked with dECMMA to create a dual-crosslinked hydrogel with sufficient mechanical strength.
View Article and Find Full Text PDFBackground: The molecular of intervertebral disc degeneration (IVDD) is still unclear. When it comes to treating decoction, traditional Chinese medicine is effective. In particular, the Duhuo (Radix Angelicae Biseratae) may be particularly helpful.
View Article and Find Full Text PDFMater Today Bio
February 2025
Institute of Chemistry and Center for Nanoscience and Nanotechnology, The Hebrew University of Jerusalem, Jerusalem, 9190401, Israel.
This study explores the utilization of digital light processing (DLP) printing to fabricate complex structures using native gelatin as the sole structural component for applications in biological implants. Unlike approaches relying on synthetic materials or chemically modified biopolymers, this research harnesses the inherent properties of gelatin to create biocompatible structures. The printing process is based on a crosslinking mechanism using a di-tyrosine formation initiated by visible light irradiation.
View Article and Find Full Text PDFSci Rep
December 2024
Division of Joint Surgery and Sports Medicine, Department of Orthopedic Surgery, Zhongnan Hospital of Wuhan University, Wuhan, 430071, China.
Lines of evidence have indicated that type 2 diabetes mellitus (T2DM) is an independent risk factor for osteoarthritis (OA) progression. However, the study focused on the relationship between T2DM and OA at the transcriptional level remains empty. We downloaded OA- and T2DM-related bulk RNA-sequencing and single-cell RNA sequencing data from the Gene Expression Omnibus (GEO) dataset.
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