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Semantic Context Forests for Learning-Based Knee Cartilage Segmentation in 3D MR Images [PDF]

open access: yes, 2013
The automatic segmentation of human knee cartilage from 3D MR images is a useful yet challenging task due to the thin sheet structure of the cartilage with diffuse boundaries and inhomogeneous intensities. In this paper, we present an iterative multi-class learning method to segment the femoral, tibial and patellar cartilage simultaneously, which ...
A Montillo   +14 more
arxiv   +3 more sources

A Measure of Control for Secondary Cytokine-Induced Injury of Articular Cartilage: A Computational Study [PDF]

open access: yesarXiv, 2013
In previous works, the author and collaborators establish a mathematical model for injury response in articular cartilage. In this paper we use mathematical software and computational techniques, applied to an existing model to explore in more detail how the behavior of cartilage cells is influenced by several of, what are believed to be, the most ...
Graham, Jason M
arxiv   +3 more sources

Recent Progress in Cartilage Lubrication [PDF]

open access: yesAdvances in Materials, 2021
Healthy articular cartilage, covering the ends of bones in major joints such as hips and knees, presents the most efficiently‐lubricated surface known in nature, with friction coefficients as low as 0.001 up to physiologically high pressures.
Weifeng Lin, J. Klein
semanticscholar   +1 more source

Differential regulation of the water channel protein aquaporins in chondrocytes of human knee articular cartilage by aging

open access: yesScientific Reports, 2021
Knee cartilage is in an aqueous environment filled with synovial fluid consisting of water, various nutrients, and ions to maintain chondrocyte homeostasis.
Bong Soo Kyung   +5 more
doaj   +1 more source

Cell sources for articular cartilage repair strategies: shifting from mono-cultures to co-cultures [PDF]

open access: yes, 2013
The repair of articular cartilage is challenging due to the sparse native cell population combined with the avascular and aneural nature of the tissue. In recent years cartilage tissue engineering has shown great promise.
Blitterswijk, C.A. van   +4 more
core   +12 more sources

Vitamin D Receptor Genetic Variations May Associate with the Risk of Developing Late Fracture-Related Infection in the Chinese Han Population

open access: yesJournal of Immunology Research, 2022
Variations in the vitamin D receptor (VDR) gene are related to several inflammatory disorders. However, the potential links between such alternations and the risk of developing late fracture-related infection (FRI) remain unclear. This study investigated
Xing-qi Zhao   +6 more
doaj   +1 more source

Low-intensity pulsed ultrasound promotes mesenchymal stem cell transplantation-based articular cartilage regeneration via inhibiting the TNF signaling pathway [PDF]

open access: yesStem Cell Res Ther 14, 93 (2023), 2021
Background: Mesenchymal stem cell (MSC) transplantation therapy is highly investigated for the regenerative repair of cartilage defects. Low-intensity pulsed ultrasound (LIPUS) has the potential to promote chondrogenic differentiation of MSCs. However, its underlying mechanism remains unclear.
arxiv   +1 more source

Repairing a critical cranial defect using WISP1-pretreated chondrocyte scaffolds

open access: yesJournal of Tissue Engineering, 2023
In cranial flat bone fractures, spontaneous bone repair will occur only when the fracture ends are in close contact. However, in cases wherein bone discontinuity is extensive, surgical interventions are often required.
Idan Carmon   +9 more
doaj   +1 more source

Tenascin-C fragments are endogenous inducers of cartilage matrix degradation [PDF]

open access: yes, 2011
Cartilage destruction is a hallmark of osteoarthritis (OA) and is characterized by increased protease activity resulting in the degradation of critical extracellular matrix (ECM) proteins essential for maintaining cartilage integrity.
Hermansson, M   +5 more
core   +1 more source

Treatment of deep cartilage defects in the knee with autologous chondrocyte transplantation.

open access: yesNew England Journal of Medicine, 1994
BACKGROUND Full-thickness defects of articular cartilage in the knee have a poor capacity for repair. They may progress to osteoarthritis and require total knee replacement.
M. Brittberg   +5 more
semanticscholar   +1 more source

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