Results 11 to 20 of about 502,749 (311)

Histological Analysis of Failed Cartilage Repair after Marrow Stimulation for the Treatment of Large Cartilage Defect in Medial Compartmental Osteoarthritis of the Knee [PDF]

open access: yes, 2013
Bone marrow-stimulating techniques such as microfracture and subchondral drilling are valuable treatments for full-thickness cartilage defects. However, marrow stimulation-derived reparative tissues are not histologically well-documented in human ...
Abe, Nobuhiro   +5 more
core   +1 more source

Inhibition of NADPH Oxidases Prevents the Development of Osteoarthritis

open access: yesAntioxidants, 2022
Increased oxidative stress in osteoarthritis (OA) cartilage mediates catabolic signal transduction leading to extracellular matrix degradation and chondrocyte apoptosis.
Jin Han   +3 more
doaj   +1 more source

The Role of Senescence-Associated Secretory Phenotype in Bone Loss

open access: yesFrontiers in Cell and Developmental Biology, 2022
As the population of most nations have a large proportion of older individuals, there is an increase in the prevalence of osteoporosis. Consequently, scientists have focused their attention on the pathogenic mechanisms of osteoporosis.
Runjiu Zhu   +10 more
doaj   +1 more source

Imaging of nuclear magnetic resonance spin–lattice relaxation activation energy in cartilage [PDF]

open access: yes, 2017
Samples of human and bovine cartilage have been examined using magnetic resonance imaging to determine the proton nuclear magnetic resonance spin–lattice relaxation time, T1, as a function of depth within through the cartilage tissue.
Binks, D.A.   +6 more
core   +2 more sources

Hypoxia regulates RhoA and Wnt/β-catenin signaling in a context-dependent way to control re-differentiation of chondrocytes

open access: yesScientific Reports, 2017
Cartilage tissue is avascular and hypoxic which regulates chondrocyte phenotype via stabilization of HIFs. Here, we investigated the role of hypoxia and HIFs in regulation of Rho and canonical Wnt signaling in chondrocytes.
Ece Öztürk   +4 more
doaj   +1 more source

Development of a peptide-siRNA nanocomplex targeting NF- κB for efficient cartilage delivery [PDF]

open access: yes, 2019
Delivery of therapeutic small interfering RNAs (siRNAs) in an effective dose to articular cartilage is very challenging as the cartilage dense extracellular matrix renders the chondrocytes inaccessible, even to intra-articular injections. Herein, we used
Akk, Antonina   +7 more
core   +3 more sources

Extracellular Vesicles: A Potential Biomarker for Quick Identification of Infectious Osteomyelitis

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Effective management of infectious osteomyelitis relies on timely microorganism identification and appropriate antibiotic therapy. Extracellular vesicles (EVs) carry protein and genetic information accumulated rapidly in the circulation upon infection ...
Songyun Deng   +14 more
doaj   +1 more source

Correlation of Patient Symptoms With Labral and Articular Cartilage Damage in Femoroacetabular Impingement. [PDF]

open access: yes, 2018
BackgroundFemoroacetabular impingement (FAI) can lead to labral and articular cartilage injuries as well as early osteoarthritis of the hip. Currently, the association of patient symptoms with the progression of labral and articular cartilage injuries ...
Grace, Trevor   +5 more
core   +1 more source

CartiMorph: a framework for automated knee articular cartilage morphometrics [PDF]

open access: yes, 2023
We introduce CartiMorph, a framework for automated knee articular cartilage morphometrics. It takes an image as input and generates quantitative metrics for cartilage subregions, including the percentage of full-thickness cartilage loss (FCL), mean thickness, surface area, and volume.
arxiv   +1 more source

Bone Loss Rate May Interact with Other Risk Factors for Fractures among Elderly Women: A 15-Year Population-Based Study

open access: yesJournal of Osteoporosis, 2010
Aim was to investigate fracture risk (FR) according to bone loss (BL) rate. A random sample of 1652 women aged 53.5 years was measured with dual X-ray absorptiometry in femoral neck in 1989 and 1994 and divided into tertiles of annual BL rate: high >0.84%
Joonas Sirola   +8 more
doaj   +1 more source

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