Au gold nanoparticles have many advantages as a probe in life fields.
key words: Au gold nanoparticles; biomarker, probe, The inorganic nanometer probe
Au gold nanoparticles has very broad prospects in the following life science field:
1. In nucleic acid testing application
2. In protein detection application
3. Immunoassay(IA) application
4. In cell imaging application
5. Other fields: drug analysis, metal ions detection, biosensor
CAS No.
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7440-57-5
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Formula
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Au
|
Morphology
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Spherical
|
Appearance
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Brown black powder
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Purit
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99.95%
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Brand
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HW
|
Stock #
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A109
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Particle size
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20-30nm
|
The advantages of AU gold nanoparticles as probe mainly reflects in the following aspects:
1. It Can almost mark all macromolecular material by physical adsorption, and be easy to operate, after being marked the activity of macromolecular material don't change.
2. The equipment is simple, put Au gold nanoparticles with antigen or antibody, you can make rapid diagnosis by visual experiments indirectly.
3. The specificity of immune probe is strong, and nonspecific adsorption is small, less affected by the background of biological tissue.
4. Mark simple antibodies, clusterin, and hormones, etc., it is easy to form stable gold marker compounds, fit for long-term preservation, less dosage, fast inspection speed.
5. Different size Au gold nanoparticles for multiple marks.
6. Electronic density of Au gold nanoparticles is denser, particularly suitable for TEM and SEM observation, testing the sensitivity of the antigen or antibody has gone far beyond the enzyme reagent.
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