Source:http://linkedlifedata.com/resource/pubmed/id/16300627
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2005-12-22
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pubmed:abstractText |
Cells in the developing nervous system secrete a large number of proteins that regulate the migration and differentiation of their neighbors. It is shown here that a clonal central nervous system cell line secretes a protein that causes both a rat hippocampal progenitor cell line and primary cortical neural cells to differentiate into cells with the morphological and biochemical features of neurons. This protein was identified as F-spondin. Analysis of F-spondin isoforms secreted from transfected cells shows that the core protein without the thrombospondin type 1 repeats is sufficient to promote neuronal differentiation when adsorbed to a surface. F-spondin can also inhibit neurite outgrowth while allowing the expression of nerve-specific proteins when present in a soluble form at high concentrations. Therefore, F-spondin can alter cell differentiation in multiple ways, depending upon its concentration and distribution between substrate-attached and soluble forms.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0022-3042
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
96
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
444-53
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:16300627-Animals,
pubmed-meshheading:16300627-Cell Differentiation,
pubmed-meshheading:16300627-Cell Line, Transformed,
pubmed-meshheading:16300627-Cells, Cultured,
pubmed-meshheading:16300627-Central Nervous System,
pubmed-meshheading:16300627-Cerebral Cortex,
pubmed-meshheading:16300627-Hippocampus,
pubmed-meshheading:16300627-Nerve Tissue Proteins,
pubmed-meshheading:16300627-Neural Inhibition,
pubmed-meshheading:16300627-Neurites,
pubmed-meshheading:16300627-Neurons,
pubmed-meshheading:16300627-Peptides,
pubmed-meshheading:16300627-Rats,
pubmed-meshheading:16300627-Stem Cells,
pubmed-meshheading:16300627-Transfection
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pubmed:year |
2006
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pubmed:articleTitle |
F-spondin promotes nerve precursor differentiation.
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pubmed:affiliation |
The Salk Institute, La Jolla, California 92037, USA. Schubert@salk.edu
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pubmed:publicationType |
Journal Article,
Research Support, N.I.H., Extramural
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