Results 71 to 80 of about 9,103,182 (195)

Bio-tribological behavior of articular cartilage based on biological morphology

open access: yesJournal of Materials Science: Materials in Medicine, 2021
Artificial hemiarthroplasty is one of the effective methods for the treatment of hip joint diseases, but the wear failure of the interface between the hemi hip joint material and articular cartilage restricts the life of the prosthesis.
Xinyue Zhang   +3 more
doaj   +1 more source

MRIS: A Multi-modal Retrieval Approach for Image Synthesis on Diverse Modalities [PDF]

open access: yesarXiv, 2023
Multiple imaging modalities are often used for disease diagnosis, prediction, or population-based analyses. However, not all modalities might be available due to cost, different study designs, or changes in imaging technology. If the differences between the types of imaging are small, data harmonization approaches can be used; for larger changes ...
arxiv  

Protecting the regenerative environment: selecting the optimal delivery vehicle for cartilage repair—a narrative review

open access: yesFrontiers in Bioengineering and Biotechnology
Focal cartilage defects are common in youth and older adults, cause significant morbidity and constitute a major risk factor for developing osteoarthritis (OA).
T. Mark Campbell   +5 more
doaj   +1 more source

Targeting of chondrocyte plasticity via connexin43 modulation attenuates cellular senescence and fosters a pro-regenerative environment in osteoarthritis [PDF]

open access: yes
Osteoarthritis (OA), a chronic disease characterized by articular cartilage degeneration, is a leading cause of disability and pain worldwide. In OA, chondrocytes in cartilage undergo phenotypic changes and senescence, restricting cartilage regeneration and favouring disease progression.
arxiv   +1 more source

In Situ Remodeling of Efferocytosis via Lesion‐Localized Microspheres to Reverse Cartilage Senescence

open access: yesAdvanced Science
Efferocytosis, an intrinsic regulatory mechanism to eliminate apoptotic cells, will be suppressed due to the delayed apoptosis process in aging‐related diseases, such as osteoarthritis (OA). In this study, cartilage lesion‐localized hydrogel microspheres
Wei Xiong   +6 more
doaj   +1 more source

Analysis of the cartilage proteome from three different mouse models of genetic skeletal diseases reveals common and discrete disease signatures

open access: yesBiology Open, 2013
Summary Pseudoachondroplasia and multiple epiphyseal dysplasia are genetic skeletal diseases resulting from mutations in cartilage structural proteins.
Peter A. Bell   +9 more
doaj   +1 more source

Segmentation and Generation of Magnetic Resonance Images by Deep Neural Networks [PDF]

open access: yesarXiv, 2020
Magnetic Resonance Images (MRIs) are extremely used in the medical field to detect and better understand diseases. In order to fasten automatic processing of scans and enhance medical research, this project focuses on automatically segmenting targeted parts of MRIs and generating new MRI datasets from random noise.
arxiv  

Time-of-flight secondary ion mass spectrometry-based molecular distribution distinguishing healthy and osteoarthritic human cartilage [PDF]

open access: yes, 2013
Osteoarthritis (OA) is a pathology that ultimately causes joint destruction. The cartilage is one of the principal affected tissues. Alterations in the lipid mediators and an imbalance in the metabolism of cells that form the cartilage (chondrocytes) have been described as contributors to the OA development.
arxiv   +1 more source

Remission of collagen-induced arthritis through combination therapy of microfracture and transplantation of thermogel-encapsulated bone marrow mesenchymal stem cells. [PDF]

open access: yesPLoS ONE, 2015
The persistent inflammation of rheumatoid arthritis (RA) always leads to partial synovial hyperplasia and the destruction of articular cartilage. Bone marrow mesenchymal stem cells (BMMSCs) have been proven to possess immunosuppressive effects, and ...
He Liu   +7 more
doaj   +1 more source

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 ...
arxiv   +1 more source

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