Abstract
Synthesis of ultrasmall water-soluble fluorescent gold nanoclusters is reported. The clusters have a decent quantum yield, high colloidal stability, and can be readily conjugated with biological molecules. Specific staining of cells and nonspecific uptake by living cells is demonstrated.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Cattle
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Cell Line, Tumor
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Cell Survival
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Chromatography, Gel
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Endothelial Cells / cytology
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Endothelial Cells / metabolism
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Fluorescent Dyes / chemical synthesis*
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Fluorescent Dyes / chemistry
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Fluorescent Dyes / metabolism
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Gold / chemistry*
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Humans
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Metal Nanoparticles / chemistry*
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Polyethylene Glycols / chemistry
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Serum Albumin, Bovine / chemistry
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Serum Albumin, Bovine / metabolism
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Spectrophotometry, Ultraviolet
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Staining and Labeling / methods*
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Substrate Specificity
Substances
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Fluorescent Dyes
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Serum Albumin, Bovine
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Polyethylene Glycols
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Gold