Results 41 to 50 of about 114,286 (188)

The Osteoclast—Not Always Guilty [PDF]

open access: yesCell Metabolism, 2007
Osteopetrosis is usually regarded as the disease of nonfunctioning osteoclasts, with a consequent accumulation of osseocartilaginous material in the bone marrow. A recent report shows that, in some patients with the rare autosomal recessive form of the disease, the osteoclast defect may be non-cell autonomous, in this case due to a mutation in RANKL ...
James R. Edwards, Gregory R. Mundy
openaire   +3 more sources

Osteoclasts Pump Iron [PDF]

open access: yesCell Metabolism, 2009
Osteoclasts are the primary cells that resorb bone; they require high energy levels to degrade bone matrix, releasing minerals to maintain calcium homeostasis. Recent work on osteoclast differentiation and activity highlights an important role for mitochondrial biogenesis and explores the role of iron transferrin in generating a positive ...
G. David Roodman, G. David Roodman
openaire   +3 more sources

Brucella and Osteoarticular Cell Activation: Partners in Crime [PDF]

open access: yes, 2017
Osteoarticular brucellosis is the most common presentation of human active disease although its prevalence varies widely. The three most common forms of osteoarticular involvement are sacroiliitis, spondylitis, and peripheral arthritis.
Adamopoulos   +95 more
core   +1 more source

INTRAVASCULAR OSTEOCLASTS [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1957
1. In five out of eleven cases of osteoclastoma it was found that osteoclasts were present inside clearly defined blood vessels either within the tumours or in the tissues immediately surrounding the tumours. In two further cases it was found that osteoclasts protruded into the vessels although they were not lying free within the vessels. 2.
openaire   +2 more sources

p38α MAPK regulates proliferation and differentiation of osteoclast progenitors and bone remodeling in an aging-dependent manner. [PDF]

open access: yes, 2017
Bone mass is determined by the balance between bone formation, carried out by mesenchymal stem cell-derived osteoblasts, and bone resorption, carried out by monocyte-derived osteoclasts.
Ao, Junping   +9 more
core   +1 more source

Antisense Sense in Osteoclasts [PDF]

open access: yesThe American Journal of Pathology, 2016
This commentary highlights the article by Li et al that proposes regulating Wilm's tumor-1 antisense RNA to control pathological bone resorption.
openaire   +3 more sources

Vav1 inhibits RANKL-induced osteoclast differentiation and bone resorption [PDF]

open access: yes, 2019
Vav1 is a Rho/Rac guanine nucleotide exchange factor primarily expressed in hematopoietic cells. In this study, we investigated the potential role of Vav1 in osteoclast (OC) differentiation by comparing the ability of bone marrow mononuclear cells (BMMCs)
Cha, Young-Nam   +6 more
core   +2 more sources

Systemic activation of activin A signaling causes chronic kidney disease-mineral bone disorder [PDF]

open access: yes, 2018
The high cardiovascular mortality associated with chronic kidney disease (CKD) is caused in part by the CKD-mineral bone disorder (CKD-MBD) syndrome.
Sugatani, Toshifumi
core   +2 more sources

Interleukin-17A upregulates receptor activator of NF-kappaB on osteoclast precursors. [PDF]

open access: yes, 2010
IntroductionThe interaction between the immune and skeletal systems is evidenced by the bone loss observed in autoimmune diseases such as rheumatoid arthritis. In this paper we describe a new mechanism by which the immune cytokine IL-17A directly affects
Adamopoulos, Iannis E   +7 more
core   +1 more source

Osteocyte-Driven Downregulation of Snail Restrains Effects of Drd2 Inhibitors on Mammary Tumor Cells [PDF]

open access: yes, 2018
While bone is a frequent target of breast cancer-associated metastasis, little is known about the effects of tumor-bone interactions on the efficacy of tumor-suppressing agents.
Chen, Andy   +8 more
core   +1 more source

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