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Key Documents

747556

Sigma-Aldrich

Gold nanoparticles

5 nm diameter, silica coated, OD 1, dispersion in H2O

Synonym(s):

Gold Colloid, Gold/Silica core/shell particles

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About This Item

UNSPSC Code:
12352302
NACRES:
NA.23

material

silica

Quality Level

100

form

dispersion
nanoparticles

concentration

~6.6E+13 particles/mL

OD

1

diameter

5 nm

density

0.99345 g/mL at 25 °C

storage temp.

2-8°C

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Application

Webinar: Introduction to Gold Nanoparticles - Properties and Applications in Life Science
Our silica coated gold nanoparticles are highly stable and suitable for applications including: Sensing/Detection1, Biological Targeting2, and enhanced photoacoustics upon aggregation3. Silica coating has also been shown to enhance gold uptake in cells4.

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCN3520
MKCF8989
MKBS5973V

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Jesse V Jokerst et al.
ACS nano, 6(7), 5920-5930 (2012-06-12)
Improved imaging modalities are critically needed for optimizing stem cell therapy. Techniques with real-time content to guide and quantitate cell implantation are especially important in applications such as musculoskeletal regenerative medicine. Here, we report the use of silica-coated gold nanorods
Bayer; Carolyn L.;
Journal of Biomedical Optics, 18(1), 016001/1-016001/5 (2013)
Bin Kang et al.
Journal of the American Chemical Society, 132(5), 1517-1519 (2010-01-21)
By properly conjugating gold nanoparticles with specific peptides, we were successful in selectively transporting them to the nuclei of cancer cells. Confocal microscopy images of DNA double-strand breaks showed that localization of gold nanoparticles at the nucleus of a cancer
Fan Xia et al.
Proceedings of the National Academy of Sciences of the United States of America, 107(24), 10837-10841 (2010-06-11)
We have demonstrated a novel sensing strategy employing single-stranded probe DNA, unmodified gold nanoparticles, and a positively charged, water-soluble conjugated polyelectrolyte to detect a broad range of targets including nucleic acid (DNA) sequences, proteins, small molecules, and inorganic ions. This

Articles

Silica-coated Gold Nanoparticles: Properties, Apps

Gold nanoparticles find diverse applications from biomedical engineering to photovoltaics, leveraging their tunable optical properties for various fields.

Silica-coated Gold Nanoparticles: Properties, Apps

Gold nanoparticles find diverse applications from biomedical engineering to photovoltaics, leveraging their tunable optical properties for various fields.

Silica-coated Gold Nanoparticles: Properties, Apps

Gold nanoparticles find diverse applications from biomedical engineering to photovoltaics, leveraging their tunable optical properties for various fields.

Silica-coated Gold Nanoparticles: Properties, Apps

Gold nanoparticles find diverse applications from biomedical engineering to photovoltaics, leveraging their tunable optical properties for various fields.

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