Results 1 to 10 of about 132,467 (326)

Osteoclasts and Microgravity [PDF]

open access: yesLife, 2020
Astronauts are at risk of losing 1.0% to 1.5% of their bone mass for every month they spend in space despite their adherence to diets and exercise regimens designed to protect their musculoskeletal systems. This loss is the result of microgravity-related
John Kelly Smith
doaj   +5 more sources

Zoledronic acid promotes osteoclasts ferroptosis by inhibiting FBXO9-mediated p53 ubiquitination and degradation [PDF]

open access: yesPeerJ, 2021
Bisphosphonates (BPs)-related osteonecrosis of jaw (BRONJ) is a severe complication of the long-term administration of BPs. The development of BRONJ is associated with the cell death of osteoclasts, but the underlying mechanism remains unclear.
Xingzhou Qu   +3 more
doaj   +2 more sources

Inhibitory Effects of Gold and Silver Nanoparticles on the Differentiation into Osteoclasts In Vitro

open access: yesPharmaceutics, 2021
Gold nanoparticles (GNPs) have been widely studied to inhibit differentiation into osteoclasts. However, reports of the inhibitory effects of silver nanoparticles (SNPs) during the process of differentiation into osteoclasts are rare.
Daye Lee   +6 more
doaj   +1 more source

Semaphorin 4D Promotes Skeletal Metastasis in Breast Cancer. [PDF]

open access: yes, 2016
Bone density is controlled by interactions between osteoclasts, which resorb bone, and osteoblasts, which deposit it. The semaphorins and their receptors, the plexins, originally shown to function in the immune system and to provide chemotactic cues for ...
Basile, John R   +6 more
core   +17 more sources

Genetic ablation of CD68 results in mice with increased bone and dysfunctional osteoclasts. [PDF]

open access: yesPLoS ONE, 2011
CD68 is a member of the lysosome associated membrane protein (LAMP) family that is restricted in its expression to cells of the monocyte/macrophage lineage. This lineage restriction includes osteoclasts, and, while previous studies of CD68 in macrophages
Jason W Ashley   +5 more
doaj   +1 more source

A New Method to Sort Differentiating Osteoclasts into Defined Homogeneous Subgroups

open access: yesCells, 2022
Osteoclasts regulate skeletal development but also drive pathological osteolysis, making them prime therapeutic targets. Osteoclast research is limited by the heterogeneity of osteoclast populations generated in vitro, where the mixture of ...
Philippa A. Hulley, Helen J. Knowles
doaj   +1 more source

Arthritis-associated osteoclastogenic macrophages (AtoMs) participate in pathological bone erosion in rheumatoid arthritis

open access: yesImmunological Medicine, 2022
Rheumatoid arthritis is a chronic form of arthritis that causes bone destruction in joints such as the knees and fingers. Over the past two decades, the clinical outcomes of rheumatoid arthritis have improved substantially with the development of ...
Tomoya Agemura   +4 more
doaj   +1 more source

Loss of mutual protection between human osteoclasts and chondrocytes in damaged joints initiates osteoclast-mediated cartilage degradation by MMPs

open access: yesScientific Reports, 2021
Osteoclasts are multinucleated, bone-resorbing cells. However, they also digest cartilage during skeletal maintenance, development and in degradative conditions including osteoarthritis, rheumatoid arthritis and primary bone sarcoma.
Quitterie C. Larrouture   +5 more
doaj   +1 more source

Role of galectin-3 in bone cell differentiation, bone pathophysiology and vascular osteogenesis [PDF]

open access: yes, 2017
Galectin-3 is expressed in various tissues, including the bone, where it is considered a marker of chondrogenic and osteogenic cell lineages. Galectin-3 protein was found to be increased in the differentiated chondrocytes of the metaphyseal plate ...
Fantauzzi, Claudia Blasetti   +3 more
core   +5 more sources

Osteoclast activated FoxP3+ CD8+ T-cells suppress bone resorption in vitro. [PDF]

open access: yesPLoS ONE, 2012
Osteoclasts are the body's sole bone resorbing cells. Cytokines produced by pro-inflammatory effector T-cells (T(EFF)) increase bone resorption by osteoclasts.
Zachary S Buchwald   +4 more
doaj   +1 more source

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