Results 51 to 60 of about 222,465 (345)

The β-catenin/TCF-4 pathway regulates the expression of OPN in human osteoarthritic chondrocytes

open access: yesJournal of Orthopaedic Surgery and Research, 2020
Background Cartilage destruction is the main characteristic of osteoarthritis (OA), and osteopontin (OPN) is elevated in OA articular cartilage; however, the reason for the increased OPN level is not determined.
Jian Tian   +6 more
doaj   +1 more source

Natriuretic peptide receptors regulate cytoprotective effects in a human ex vivo 3D/bioreactor model [PDF]

open access: yes, 2013
© 2013 Peake et al.; licensee BioMed Central Ltd. This is an open access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and ...
Achan, P   +8 more
core   +3 more sources

Circ0083429 Regulates Osteoarthritis Progression via the Mir-346/SMAD3 Axis

open access: yesFrontiers in Cell and Developmental Biology, 2021
Osteoarthritis (OA) is a degenerative joint disease. Currently, apart from symptomatic treatment or joint replacement, no other effective treatments for OA exist. The mechanisms underlying OA remain elusive and require further research.
Teng Yao   +18 more
doaj   +1 more source

Preconditioning of mesenchymal stromal cells with low-intensity ultrasound: influence on chondrogenesis and directed SOX9 signaling pathways [PDF]

open access: yes, 2020
Background: Continuous low-intensity ultrasound (cLIUS) facilitates the chondrogenic differentiation of human mesenchymal stromal cells (MSCs) in the absence of exogenously added transforming growth factor-beta (TGFβ) by upregulating the expression of ...
A Argentaro   +67 more
core   +2 more sources

Immunological Response against Allogeneic Chondrocytes Transplanted into Joint Surface Defects in Rats

open access: yesCell Transplantation, 1997
Rat chondrocytes isolated from the articular–epiphyseal cartilage complex were transplanted into defects prepared in articular cartilage and subchondral bone. Transplants were taken for examination after 3 and 8 wk.
Anna Hyc   +3 more
doaj   +1 more source

Roles of TRPV4 and piezo channels in stretch-evoked Ca2+ response in chondrocytes

open access: yesExperimental biology and medicine, 2019
Chondrocyte mechanotransduction is not well understood, but recently, it has been proposed that mechanically activated ion channels such as transient receptor potential vanilloid 4 (TRPV4), Piezo1, and Piezo2 are of functional importance in chondrocyte ...
Genlai Du   +8 more
semanticscholar   +1 more source

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

Effects of cell phenotype and seeding density on the chondrogenic capacity of human osteoarthritic chondrocytes in type I collagen scaffolds

open access: yesJournal of Orthopaedic Surgery and Research, 2020
Objective Matrix-associated autologous chondrocyte implantation (MACI) achieves good clinical efficacy in young patients with focal cartilage injury; however, phenotypic de-differentiation of chondrocytes cultured in monolayer and the treatment of older ...
Chenxi Cao   +3 more
doaj   +1 more source

Multiscale Strain Transfer in Cartilage

open access: yesFrontiers in Cell and Developmental Biology, 2022
The transfer of stress and strain signals between the extracellular matrix (ECM) and cells is crucial for biochemical and biomechanical cues that are required for tissue morphogenesis, differentiation, growth, and homeostasis.
Manuela A. Boos   +3 more
doaj   +1 more source

Growth Plate Chondrocytes: Skeletal Development, Growth and Beyond

open access: yesInternational Journal of Molecular Sciences, 2019
Growth plate chondrocytes play central roles in the proper development and growth of endochondral bones. Particularly, a population of chondrocytes in the resting zone expressing parathyroid hormone-related protein (PTHrP) is now recognized as skeletal ...
Shawn A. Hallett, W. Ono, N. Ono
semanticscholar   +1 more source

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