Cartilage Regeneration
Cartilage Regeneration - Related Videos
09:46
3D Magnetic Stem Cell Aggregation and Bioreactor Maturation for Cartilage Regeneration
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Cited by 12 •
2017
Chondrogenesis from stem cells requires fine tuning the culture conditions. Here, we present a magnetic approach for condensing cells, an essential step to initiate chondrogenesis. In addition, we show that dynamic maturation in a bioreactor applies mechanical stimulation to the cellular constructs and enhances cartilaginous extracellular matrix production.
09:19
Atomic Force Microscopy Measurements of Cartilage in Intact and Regenerating Axolotl Limbs
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Cited by 2 •
2024
In this protocol, we show how to prepare axolotl tissue for atomic force microscopy (AFM) and perform indentation measurements in intact and regenerating limb cartilage.
08:55
Fabrication and Characterization of Layer-By-Layer Janus Base Nano-Matrix to Promote Cartilage Regeneration
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Cited by 13 •
2022
This protocol describes the assembly of a layer-by-layer Janus base nano-matrix (JBNm) scaffold by adding Janus base nanotubes (JBNts), matrilin-3, and Transforming Growth Factor Beta-1 (TGF-β1) sequentially. The JBNm was fabricated and characterized; additionally, it displayed excellent bioactivity, encouraging cell functions such as adhesion, proliferation, and differentiation.
12:37
3D Hydrogel Scaffolds for Articular Chondrocyte Culture and Cartilage Generation
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Cited by 38 •
2015
Cartilage repair represents an unmet medical challenge and cell-based approaches to engineer human articular cartilage are a promising solution. Here, we describe three-dimensional (3D) biomimetic hydrogels as an ideal tool for the expansion and maturation of human articular chondrocytes.
14:49
Clinical Protocol of Producing Adipose Tissue-Derived Stromal Vascular Fraction for Potential Cartilage Regeneration
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Cited by 18 •
2018
Here, we present a protocol to produce an adipose tissue-derived stromal vascular fraction and its application to improve knee functions by regenerating cartilage-like tissue in human patients with osteoarthritis.
FAQs
The main barriers are the absence of blood vessels and the relatively small number of chondrocytes, the cells responsible for maintaining cartilage. These features limit the delivery of repair-related resources and reduce the tissue’s intrinsic capacity to rebuild after damage. Regenerative strategies therefore compensate by introducing or supporting cells, structural materials, or biochemical signals.
These components address different requirements of tissue repair. Cells provide a biological source for producing extracellular matrix, scaffolds supply structural support, and biochemical signals encourage matrix production and tissue development. Combining them aims to promote organized replacement rather than simply filling a defect, which is important for restoring cartilage structure and function.
Cartilage performance depends not only on producing extracellular matrix but also on restoring its organization within the tissue. Regeneration research therefore examines whether newly formed material can recreate an appropriate structure capable of supporting cushioning and smooth movement. This focus helps distinguish simple tissue replacement from repair that may better restore joint function.
Microfracture, autologous cell transplantation, biomaterial-based tissue engineering, and stem-cell therapies emphasize different ways of addressing limited natural repair. Some approaches focus on stimulating repair within the joint, whereas others supply cells or engineered support. Comparing these strategies helps investigators evaluate how cellular sources, scaffolds, and signals influence tissue restoration after injury or disease.
A strategy must account for the need to provide suitable cells, structural support, and biochemical guidance while promoting extracellular-matrix production and organization. The choice also relates to the clinical or experimental setting, such as cartilage injury or degenerative disease. These considerations support the broader goal of developing durable treatments tailored to individual patients.
Researchers investigate cartilage repair through approaches including microfracture, autologous cell transplantation, biomaterial-based tissue engineering, and stem-cell therapies. These methods provide different ways to examine how damaged cartilage can be replaced or biologically repaired. Their outcomes are relevant to joint function, treatment durability, and the development of patient-specific regenerative strategies.