Abstract
The native extracellular matrix (ECM) laid down on silicon and titanium surfaces by osteoblast-like SAOS-2 cells was exposed by selective removal of cells. This type of material surface ECM-Si, ECM-Ti was shown to promote the nucleation of calcium phosphate from a simulated body fluid (SBF). Microscopic and spectroscopic results revealed the effect was associated with a collagen fiber-free extracellular matrix.
MeSH terms
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Body Fluids / chemistry
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Calcium Phosphates / chemistry*
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Calcium Phosphates / metabolism
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Cell Line, Tumor
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Coated Materials, Biocompatible / chemistry*
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Coated Materials, Biocompatible / metabolism
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Collagen / metabolism
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Extracellular Matrix / chemistry*
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Extracellular Matrix / metabolism
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Humans
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Materials Testing
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Microscopy, Atomic Force
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Microscopy, Electron
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Silicon / chemistry
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Silicon / metabolism
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Spectroscopy, Fourier Transform Infrared
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Surface Properties
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Titanium / chemistry
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Titanium / metabolism
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X-Ray Diffraction
Substances
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Calcium Phosphates
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Coated Materials, Biocompatible
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Collagen
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calcium phosphate
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Titanium
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Silicon