Results 41 to 50 of about 58,561 (288)

Synovial Tissue Sampling in Rheumatological Practice—Past Developments and Future Perspectives

open access: yesFrontiers in Medicine, 2019
Synovial biopsies are performed in routine clinical care in order to refine diagnosis as well as within a research setting. Progress in the development of minimally invasive synovial sampling methods in the last century has accelerated and facilitated ...
Frances C. Humby
doaj   +1 more source

β2-Adrenoceptor Deficiency Results in Increased Calcified Cartilage Thickness and Subchondral Bone Remodeling in Murine Experimental Osteoarthritis

open access: yesFrontiers in Immunology, 2022
PurposeRecent studies demonstrated a contribution of adrenoceptors (ARs) to osteoarthritis (OA) pathogenesis. Several AR subtypes are expressed in joint tissues and the β2-AR subtype seems to play a major role during OA progression.
Gundula Rösch   +10 more
doaj   +1 more source

Antibiotics with Interleukin-15 inhibition reduces joint inflammation and bone erosions but not cartilage destruction in Staphylococcus aureus-induced arthritis [PDF]

open access: yes, 2018
Background: Staphylococcus aureus-induced arthritis causes rapid joint destruction, often leading to disabling joint damage despite antibiotics. We have previously shown that IL-15 inhibition without antibiotics is beneficial in S.
Bergmann, Berglind   +7 more
core   +1 more source

A model of synovial fluid lubricant composition in normal and injured joints [PDF]

open access: yesEuropean Cells & Materials, 2007
The synovial fluid (SF) of joints normally functions as a biological lubricant, providing low-friction and low-wear properties to articulating cartilage surfaces through the putative contributions of proteoglycan 4 (PRG4), hyaluronic acid (HA), and ...
M E Blewis   +4 more
doaj  

Comprehensive bulk and single-cell transcriptome profiling give useful insights into the characteristics of osteoarthritis associated synovial macrophages

open access: yesFrontiers in Immunology, 2023
BackgroundOsteoarthritis (OA) is a common chronic joint disease, but the association between molecular and cellular events and the pathogenic process of OA remains unclear.ObjectiveThe study aimed to identify key molecular and cellular events in the ...
Shengyou Liao   +15 more
doaj   +1 more source

c-Jun N-Terminal Kinase in Inflammation and Rheumatic Diseases. [PDF]

open access: yes, 2012
The c-Jun N-terminal kinases (JNKs) are members of the mitogen-activated protein kinase (MAPK) family and are activated by environmental stress. JNK is also activated by proinflammatory cytokines, such as TNF and IL-1, and Toll-like receptor ligands ...
Firestein, Gary S, Guma, Monica
core   +1 more source

Differential effects of dexamethasone on the chondrogenesis of mesenchymal stromal cells: Influence of microenvironment, tissue origin and growth factor [PDF]

open access: yesEuropean Cells & Materials, 2011
nchymal stromal cells (MSCs), which reside within various tissues, are utilized in the engineering of cartilage tissue. Dexamethasone (DEX) – a synthetic glucocorticoid – is almost invariably applied to potentiate the growth-factor-induced chondrogenesis
N Shintani, EB Hunziker
doaj  

Insight into the Endocrine System and the Immune System: A Review of the Inflammatory Role of Prolactin in Rheumatoid Arthritis and Psoriatic Arthritis

open access: yesFrontiers in Immunology, 2017
Rheumatoid arthritis (RA) is a chronic autoimmune disease that affects females three times more frequently than males. A potential role for hormones, such as prolactin (PRL), may in part explain this phenomenon.
Man W. Tang   +9 more
doaj   +1 more source

CircRNAs in osteoarthritis: research status and prospect

open access: yesFrontiers in Genetics, 2023
Osteoarthritis (OA) is the most common joint disease globally, and its progression is irreversible. The mechanism of osteoarthritis is not fully understood.
Zhuang Li, Jun Lu
doaj   +1 more source

Senescent Synovial Intimal Fibroblasts Aggravate Osteoarthritis by Regulating Macrophage Polarization and Chondrocyte Phenotype Through ANGPTL4-α5β1 Axis. [PDF]

open access: yesAdv Sci (Weinh)
Senescent synovial intimal fibroblasts (SIF) are identified as key drivers of osteoarthritis. They promote M1 macrophage polarization and cartilage degeneration via the ANGPTL4–α5β1 axis, regulated by transcription factors EGR1 and ATF3. Pharmacological inhibition of this pathway alleviates disease, revealing SIF senescence as a promising therapeutic ...
Deng M   +7 more
europepmc   +2 more sources

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