Results 91 to 100 of about 447,945 (376)

Patophysiology of articular cartilage in elderly [PDF]

open access: yesBMC Geriatrics, 2010
Background Osteoarthritis is a degenerative disease involving diarthrosis articulations. The evolution of the disease is very slow; the first changes regard the cell- matrix morpho-functional unit of articular cartilage called chondron by Benninghoff.
B Rossi   +4 more
openaire   +3 more sources

Mechanical Reinforced and Self‐healing Hydrogels: Bioprinted Biomimetic Methacrylated Collagen Peptide‐Xanthan Gum Constructs for Ligament Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Readily UV‐curing and self‐healing methacrylated collagen peptide (COPMA) hydrogels are developed with tunable mechanical properties. As the interpenetrating network between COPMA and xanthan gum (XG), COPMA‐XG bioinks show improved mechanical properties, printability, and stability, compared to COPMA or XG.
Hongjuan Weng   +6 more
wiley   +1 more source

Patterns of Articular Cartilage Thickness in Pediatric and Adolescent Knees: A Magnetic Resonance Imaging–Based Study

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, 2021
Purpose: To establish normative values for articular cartilage thickness in pediatric and adolescent knees using magnetic resonance imaging (MRI) and investigate for any associations with age and skeletal maturity.
Sreetha Sidharthan, M.D.   +6 more
doaj  

Octacalcium phosphate crystals directly stimulate expression of inducible nitric oxide synthase through p38 and JNK mitogen-activated protein kinases in articular chondrocytes [PDF]

open access: yes, 2005
Basic calcium phosphate (BCP) crystals, including hydroxyapatite, octacalcium phosphate (OCP) and carbonate-apatite, have been associated with severe osteoarthritis and several degenerative arthropathies.
Ea, Hang-Korng   +3 more
core   +6 more sources

From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in piezoelectric materials for regenerative medicine, emphasizing their ability to convert mechanical stimuli into bioelectric signals that promote tissue repair. Key discussions cover the intrinsic piezoelectric properties of biological tissues, co‐stimulation cellular mechanisms for tissue regeneration, and ...
Xinyu Wang   +3 more
wiley   +1 more source

Articular cartilage repair: basic science and clinical progress. A review of the current status and prospects.

open access: yesOsteoarthritis and Cartilage, 2002
OBJECTIVE To review the basic scientific status of repair in articular cartilage tissue and to assess the efficiency of current clinical therapies instigated for the treatment of structural lesions generated therein as a result of trauma or during the ...
E. Hunziker
semanticscholar   +1 more source

Bioxolography Using Diphenyliodonium Chloride and N‐Vinylpyrrolidone Enables Rapid High‐Resolution Volumetric 3D Printing of Spatially Encoded Living Matter

open access: yesAdvanced Materials, EarlyView.
Bioxolography, a novel volumetric 3D‐bioprinting technique, enables rapid and high‐resolution fabrication of >1 cm3 engineered living materials. A newly developed three‐component photoinitiator system significantly enhances the photoreactivity of gelatin methacryloyl‐based bioresins, allowing for precise xolographic bioprinting.
Alexis Wolfel   +6 more
wiley   +1 more source

Adipose-Derived Stem Cells Cocultured with Chondrocytes Promote the Proliferation of Chondrocytes

open access: yesStem Cells International, 2017
Articular cartilage injury and defect caused by trauma and chronic osteoarthritis vascularity are very common, while the repair of injured cartilage remains a great challenge due to its limited healing capacity.
Jie Shi   +6 more
doaj   +1 more source

A scaffold-free approach to cartilage tissue generation using human embryonic stem cells

open access: yesScientific Reports, 2021
Articular cartilage functions as a shock absorber and facilitates the free movement of joints. Currently, there are no therapeutic drugs that promote the healing of damaged articular cartilage. Limitations associated with the two clinically relevant cell
Lauren A. Griffith   +4 more
doaj   +1 more source

Knee Articular Cartilage Repair and Restoration Techniques

open access: yesSports health, 2015
Context: Isolated chondral and osteochondral defects of the knee are a difficult clinical challenge, particularly in younger patients for whom alternatives such as partial or total knee arthroplasty are rarely advised.
D. Richter   +3 more
semanticscholar   +1 more source

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