Results 171 to 180 of about 156,620 (407)

Morphogenesis of the Sternum in Quail Embryos [PDF]

open access: yesarXiv, 2018
The flat bone develops through intramembranous ossification, in which the mesenchymal cells are directly driven towards osteogenic lineage without the formation of cartilage template. While long bone develops through endochondral ossification, where cartilage template act as an intermediate stage between mesenchymal and bone tissues. Although the avian
arxiv  

Engineered Stem Cell Clusters for Extracellular Vesicles‐Mediated Gene Delivery to Rejuvenate Chondrocytes and Facilitate Chondrogenesis in Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
BMSCmotif+miR874/MS system is designed as a gene delivery platform utilizing engineered bone marrow mesenchymal stem cell (BMSC)‐derived extracellular vesicles (EVs) for intercellular communication to achieve sustained delivery of miRNA‐874‐3p. Rejuvenation of chondrocytes and promotion of chondrogenesis are achieved by inhibition of the NF‐κB pathway,
Yuezhou Wu   +7 more
wiley   +1 more source

Single‐Cell Analysis Reveals that Vitamin C Inhibits Bone Metastasis of Renal Cancer via Cell Cycle Arrest and Microenvironment Remodeling

open access: yesAdvanced Science, EarlyView.
3D‐cultured renal cancer cells exhibit stem‐like phenotypes and are more efficient in generating bone metastases. Vitamin C treatment can suppress the development of bone metastasis. Single‐cell transcriptomic analysis reveals that vitamin C inhibits metastasis by inducing tumor cell cycle arrest, suppressing osteoclast differentiation, and reducing ...
Jianye Zhang   +17 more
wiley   +1 more source

Evolution of Autologous Chondrocyte Repair and Comparison to Other Cartilage Repair Techniques

open access: yesBioMed Research International, 2014
Articular cartilage defects have been addressed using microfracture, abrasion chondroplasty, or osteochondral grafting, but these strategies do not generate tissue that adequately recapitulates native cartilage.
Ashvin K. Dewan   +3 more
semanticscholar   +1 more source

Mechanical Load‐Induced Upregulation of Talin2 through Non‐Canonical Deubiquitination of OTUB1 Drives Facet Joint Osteoarthritis Pathogenesis

open access: yesAdvanced Science, EarlyView.
Facet joint osteoarthritis (FJOA), prevalent in the elderly, involves Talin2 upregulation promoting ECM degradation while suppressing synthesis. Mechanical load stabilizes Talin2 via OTUB1‐mediated non‐canonical deubiquitination, driving CCL2 expression that recruits immune cells, exacerbating inflammatory joint degeneration.
Yizhen Huang   +11 more
wiley   +1 more source

Bacterial Capture‐Killing Capsules with Remodeling Bone Immune Microenvironment for the Effective Treatment of Osteomyelitis

open access: yesAdvanced Science, EarlyView.
The PC‐O@TOB capsules are designed to exhibit bactericidal effects, regulate the bone immune microenvironment by promoting M2 macrophage polarization, eliminate excessive ROS, and enhance bone regeneration, providing a novel multi‐dimensional approach for the treatment of osteomyelitis.
Dong Yang   +6 more
wiley   +1 more source

The role of metabolism in chondrocyte dysfunction and the progression of osteoarthritis

open access: yesAgeing Research Reviews, 2020
Linli Zheng   +3 more
semanticscholar   +1 more source

HDAC4 represses ER stress induced chondrocyte apoptosis by inhibiting ATF4 and attenuates cartilage degeneration in an osteoarthritis rat model

open access: yesBMC Musculoskeletal Disorders
Background The present study evaluated whether the lack of histone deacetylase 4 (HDAC4) increases endoplasmic reticulum stress-induced chondrocyte apoptosis by releasing activating transcription factor 4 (ATF4) in human osteoarthritis (OA) cartilage ...
Xiaodong Gu   +4 more
doaj   +1 more source

Molecular Mechanisms of Mechanical Stress Response during Chondrogenesis

open access: yesJournal of Biomechanical Science and Engineering, 2009
Muscloskeletal tissues, bone, cartilage, muscles and tendons regulate and support the body's actions and are differentiated from mesenchymal stem cells.
Ichiro TAKAHASHI   +7 more
doaj   +1 more source

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