Results 101 to 110 of about 18,864 (197)

Activation of mTORC1 in chondrocytes does not affect proliferation or differentiation, but causes the resting zone of the growth plate to become disordered

open access: yesBone Reports, 2018
There are several pitfalls associated with research based on transgenic mice. Here, we describe our interpretation and analysis of mTORC1 activation in growth plate chondrocytes and compare these to a recent publication (Yan et al., Nature Communications
Phillip T. Newton   +4 more
doaj   +1 more source

Mesenchymal stem cell-derived extracellular vesicles prevent the development of osteoarthritis via the circHIPK3/miR-124-3p/MYH9 axis

open access: yesJournal of Nanobiotechnology, 2021
Background Extracellular vesicles (EVs) secreted by mesenchymal stem cells (MSCs) may play a vital role in a variety of biological processes, including cartilage regeneration.
Shenglong Li   +4 more
doaj   +1 more source

New treatment strategies for growth failure caused by chronic inflammation in children [PDF]

open access: yes, 2013
Chronic inflammation during childhood often leads to impaired bone growth and reduced height in adulthood. Interleukin-1β (IL-1β), interleukin-6 (IL-6) and the tumour necrosis factor-α (TNF-α) are pro-inflammatory cytokines up-regulated during chronic ...
Fernández Vojvodich, Paola
core   +1 more source

Homozygous Loss‐of‐Function Variant in SLC20A1 Coding for Ubiquitous Phosphate Transporter PiT1 Is Associated With Multiple Developmental Abnormalities

open access: yesClinical Genetics, EarlyView.
Biallelic SLC20A1 loss‐of‐function variant causes a previously unrecognized multisystem developmental disorder. We report the first homozygous case presenting with tetralogy of Fallot, renal agenesis, polydactyly, and growth impairment. Transcriptome analysis of patient‐derived fibroblasts suggests significant dysregulation of pathways critical for ...
Eugénie Koumakis   +9 more
wiley   +1 more source

Inhibition of cyclooxygenase-2 impacts chondrocyte hypertrophic differentiation during endochondral ossification [PDF]

open access: yesEuropean Cells & Materials, 2011
Skeletogenesis and bone fracture healing involve endochondral ossification, a process during which cartilaginous primordia are gradually replaced by bone tissue.
TJM Welting   +10 more
doaj  

Cyclooxygenases and prostaglandin E2 receptors in growth plate chondrocytes in vitro and in situ : prostaglandin E2 dependent proliferation of growth plate chondrocytes [PDF]

open access: yes, 2006
Prostaglandin E2 (PGE2) plays an important role in bone development and metabolism. To interfere therapeutically in the PGE2 pathway, however, knowledge about the involved enzymes (cyclooxygenases) and receptors (PGE2 receptors) is essential.
Brochhausen, Christoph   +4 more
core   +1 more source

Light‐Inducible Activation of FGFR3 Facilitates Chondrocyte Maturation

open access: yesCell Proliferation, EarlyView.
Light‐inducible activation of FGFR3 induced robust activation of MAPK signaling, promoting proliferation and collagen depositon in induced chondrocytes and prevent the degeneration of osteoarthritic chondrocytes.
Mengze Sun   +5 more
wiley   +1 more source

Responses to altered oxygen tension are distinct between human stem cells of high and low chondrogenic capacity [PDF]

open access: yes, 2016
Background Lowering oxygen from atmospheric level (hyperoxia) to the physiological level (physioxia) of articular cartilage promotes mesenchymal stem cell (MSC) chondrogenesis.
Brandon D. Markway   +4 more
core   +4 more sources

An unusual presentation of osteochondrosis in the elbows and tarsi of a Friesian colt

open access: yesEquine Veterinary Education, EarlyView.
Summary This case report describes the clinical, diagnostic imaging results and post‐mortem findings in a foal that underwent reassessment following surgical management of angular limb deformities (ALD) and acute onset of gait abnormalities. Upon presentation, the foal showed an abnormal stiff gait characterised by bilateral medial limb collapse during
A. Torrent‐Crosa   +3 more
wiley   +1 more source

Multiple Phases of Chondrocyte Enlargement Underlie Differences in Skeletal Proportions [PDF]

open access: yes, 2014
Even a casual pass through the great halls of mammals in the world’s natural history museums highlights the wide diversity of skeletal proportions that allow us to distinguish between species even when reduced to their calcified components.
Cooper, Kimberly L.   +5 more
core   +1 more source

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