Results 121 to 130 of about 156,620 (407)

Global Gene Expression Analysis Identifies Age-Related Differences in Knee Joint Transcriptome during the Development of Post-Traumatic Osteoarthritis in Mice. [PDF]

open access: yes, 2020
Aging and injury are two major risk factors for osteoarthritis (OA). Yet, very little is known about how aging and injury interact and contribute to OA pathogenesis.
Christiansen, Blaine A   +7 more
core   +2 more sources

The properties of bioengineered chondrocyte sheets for cartilage regeneration

open access: yesBMC Biotechnology, 2009
Background Although the clinical results of autologous chondrocyte implantation for articular cartilage defects have recently improved as a result of advanced techniques based on tissue engineering procedures, problems with cell handling and scaffold ...
Ota Naoshi   +9 more
doaj   +1 more source

The role of the chondrocyte in osteoarthritis [PDF]

open access: yesArthritis & Rheumatism, 2000
Osteoarthritis (OA) is a slowly progressive degenerative disease characterized by gradual loss of articular cartilage. Since the OA lesion is often localized to weight-bearing cartilage or to sites of trauma, repetitive mechanical injury has been proposed as the critical signal for the initiation and progression of OA. It is now generally accepted that
openaire   +3 more sources

Potassium channels in articular chondrocytes [PDF]

open access: yesChannels, 2012
Chondrocytes are the resident cells of cartilage, which synthesize and maintain the extracellular matrix. The range of known potassium channels expressed by these unique cells is continually increasing. Since chondrocytes are non-excitable, and do not need to be repolarized following action potentials, the function of potassium channels in these cells ...
Mobasheri, A   +5 more
openaire   +4 more sources

Immunosuppressive Cytokine‐Tethered Hydrogel for Treating Rheumatoid Arthritis

open access: yesAdvanced Healthcare Materials, EarlyView.
An injectable hydrogel is developed by chemically tethering IL‐4, an immunosuppressive cytokine, to a hyaluronic acid‐based backbone. The hydrogel reduces joint friction and exerts immunomodulatory effects. In a rheumatoid arthritis (RA) mouse model, it reduced inflammation, preserved cartilage, and promoted anti‐inflammatory immune responses.
Woojin Back   +3 more
wiley   +1 more source

mTORC1 regulates PTHrP to coordinate chondrocyte growth, proliferation and differentiation

open access: yesNature Communications, 2016
Precise coordination of cell growth, proliferation and differentiation is essential for the development of multicellular organisms. Here, we report that although the mechanistic target of rapamycin complex 1 (mTORC1) activity is required for chondrocyte ...
B. Yan   +16 more
semanticscholar   +1 more source

Chondrocyte Heterogeneity; It Is the Time to Update the Understanding of Cartilage Histology [PDF]

open access: yesSVU-International Journal of Veterinary Sciences (2018), 2018
Chondrocytes were described as one cell populations in most cartilage literature. Two different chondrocyte populations; dark and light, were described in the articular cartilage and a third population, adipochondrocytes, was described in the elastic cartilage.
arxiv  

Linking Cellular and Mechanical Processes in Articular Cartilage Lesion Formation: A Mathematical Model [PDF]

open access: yes, 2016
A severe application of stress on articular cartilage can initiate a cascade of biochemical reactions that can lead to the development of osteoarthritis. We constructed a multiscale mathematical model of the process with three components: cellular, chemical, and mechanical.
arxiv   +1 more source

c-Maf Transcription Factor Regulates ADAMTS-12 Expression in Human Chondrogenic Cells. [PDF]

open access: yes, 2013
ObjectiveADAMTS (a disintegrin and metalloproteinase with thrombospondin type-1 motif) zinc metalloproteinases are important during the synthesis and breakdown of cartilage extracellular matrix.
Amanatullah, Derek F   +4 more
core   +2 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

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