Results 61 to 70 of about 27,782 (234)

TGFBI Maintains Fibrocartilage Homeostasis by Restraining O‐GlcNAcylation to Inactivate and Destabilize ADAMTS16 in Temporomandibular Joint Osteoarthritis

open access: yesAdvanced Science, EarlyView.
TGFBI deficiency elevates O‐GlcNAcylation, promoting the transcriptional activation of ADAMTS16 and OGT‐mediated post‐translational modification of ADAMTS16 at Ser1170. This leads to its stabilization and accumulation, driving chondrocyte metabolic disorders and senescent phenotypes, ultimately resulting in fibrocartilage dysfunction and TMJOA ...
Xin Liu   +12 more
wiley   +1 more source

Serum Biomarkers of Inflammation and Turnover of Joint Cartilage Can Help Differentiate Psoriatic Arthritis (PsA) Patients from Osteoarthritis (OA) Patients

open access: yesDiagnostics, 2020
The aim of this study was to find characteristic biomarkers in the serum of patients with osteoarthritis (OA) and psoriatic arthritis (PsA) responsible for inflammation and destruction of joint cartilage, which could differentiate these two diseases. The
Michał Waszczykowski   +5 more
doaj   +1 more source

The relationship between the aggrecan VNTR polymorphism and its content in lumbar intervertebral discs

open access: yesFolia Morphologica, 2023
BACKGROUND: There is a specific polymorphism of the ACAN gene called the variable number of tandem repeats (VNTR), which is particularly interesting in the light of the development of intervertebral disc pathology and associated low back pain.
P. Pękala   +7 more
doaj   +1 more source

Smart Bioinks for 4D Bioprinting: Requirements, Design, and Applications

open access: yesAdvanced Science, EarlyView.
Smart bioinks empower 4D‐bioprinted constructs to dynamically adapt and remodel in response to stimuli, effectively biomimicking native tissues. Artificial Intelligence (AI) and Machine Learning (ML) play a guiding role in their rational design by optimizing relevant properties.
Shangsi Chen   +11 more
wiley   +1 more source

The Glycosaminoglycan Attachment Regions of Human Aggrecan [PDF]

open access: yesJournal of Biological Chemistry, 2006
Aggrecan possesses both chondroitin sulfate (CS) and keratan sulfate (KS) chains attached to its core protein, which reside mainly in the central region of the molecule termed the glycosaminoglycan-attachment region. This region is further subdivided into the KS-rich domain and two adjacent CS-rich domains (CS1 and CS2).
Elida, Rodriguez   +3 more
openaire   +2 more sources

Liquid‐Responsive Shape‐Memory Nanofiber‐Reinforced Scaffolds for Cartilage Repair

open access: yesAdvanced Science, EarlyView.
A liquid‐responsive shape‐memory, nanofiber‐reinforced QCG scaffold combines conformal defect filling, an aligned architecture that is structurally permissive for endogenous cell infiltration, and sustained KGN release. This integrated design enhances BMSC viability, migratory activity, and chondrogenic differentiation and promotes hyaline cartilage ...
Jiyang Zeng   +8 more
wiley   +1 more source

Nascent Extracellular Matrix Converts Biomaterial Cues into Cell Fate Decisions

open access: yesAdvanced Science, EarlyView.
This study uncovers a tri‐directional interplay among cells, hydrogels, and their nascent extracellular matrix. Hydrogel norbornene modification alters CD44‐mediated cell–hydrogel interactions, which shape nascent matrix deposition, composition, and spatial organization.
Joshua Y. Liu   +12 more
wiley   +1 more source

Aggrecan and COMP Improve Periosteal Chondrogenesis by Delaying Chondrocyte Hypertrophic Maturation

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
The generation of cartilage from progenitor cells for the purpose of cartilage repair is often hampered by hypertrophic differentiation of the engineered cartilaginous tissue caused by endochondral ossification.
Marjolein M. J. Caron   +8 more
doaj   +1 more source

Genotype and phenotype in patients with ACAN gene variants: Three cases and literature review

open access: yesMolecular Genetics & Genomic Medicine
Objective To characterize the phenotype spectrum, diagnosis, and response to growth‐promoting therapy in patients with ACAN variants causing familial short stature. Methods Three families with ACAN variants causing short stature were reported.
Wei Tang   +6 more
doaj   +1 more source

Wogonin pretreatment of infrapatellar fat pad mesenchymal stem cell-derived exosomes advances articular cartilage repair in osteoarthritis

open access: yesBone & Joint Research
Aims: Osteoarthritis (OA) is a chronic joint disorder characterized by progressive cartilage degeneration, inflammation, and subchondral bone remodelling.
Wenzhao Li   +3 more
doaj   +1 more source

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