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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2000-9-6
pubmed:abstractText
Previous studies have shown that osteoclasts are derived from mononuclear cells of hemopoietic bone marrow and peripheral blood. The purpose of this study was to demonstrate the presence of multinucleated osteoclasts after adding alveolar mononuclear cells to new-born rat calvaria osteoblasts in vitro. To utilize osteoclast-free bone, fetal calvariae were obtained from newborn Wistar-rats and cultured in DMEM medium for 14 days. On the day of osteoblast culture, alveolar mononuclear cells were isolated from newborn Wistar rats with a serial washing method and then co-cultured with the calvarial osteoblasts. Bone resorption characteristics were observed both with light and scanning electron microscopy. When alveolar mononuclear cells were cultured for 14 days on the calvarial osteoblasts in response to 1 alpha, 25-dihydroxyvitamin D3, they formed tartrate-resistant acid phosphatase (TRAP)-positive mononuclear and multinucleated cells. Resorption pits were seen in the 7-14 days long-term cultures. These results indicate that osteoclasts can be derived from alveolar mononuclear cells in vitro when a suitable microenvironment is provided by calvarial osteoblasts and vitamin D(3).
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0021-9304
pubmed:author
pubmed:copyrightInfo
Copyright 2000 John Wiley & Sons, Inc.
pubmed:issnType
Print
pubmed:volume
52
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
142-7
pubmed:dateRevised
2003-11-14
pubmed:meshHeading
pubmed:year
2000
pubmed:articleTitle
Alveolar mononuclear cells can develop into multinucleated osteoclasts: an in vitro cell culture model.
pubmed:affiliation
Department of Orthopedic Surgery, National Taiwan University Hospital, College of Medicine, National Taiwan University, Taipei, Taiwan, ROC.
pubmed:publicationType
Journal Article