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T0565

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3,3′,5,5′-Tetramethylbenzidine (TMB) Liquid Substrate System for Membranes

ready to use solution

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Synonym(s):
TMB membrane substrate
NACRES:
NA.83

Quality Level

form

liquid

storage temp.

2-8°C

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This Item
T0440T9455T8768
form

liquid

form

liquid

form

solution

form

powder

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

General description

3,3′,5,5′-Tetramethylbenzidine (TMB) is a chromogenic substrate for horseradish peroxidase (HRP) conjugates. It develops a permanent, insoluble, dark blue reaction product and is useful in colorimetric quantification.

Application

3,3′,5,5′-Tetramethylbenzidine (TMB) Liquid Substrate System for Membranes has been used as a chromogenic substrate in western blot analysis. It has also been used as a liquid substrate in enzyme-linked immunosorbent assay (ELISA).
3,3′,5,5′-Tetramethylbenzidine (TMB) Liquid Substrate System for Membranes has been used in:
  • enzyme-linked immune absorbent spot (ELISPOT) assay
  • as a substrate for IgG peroxidase
  • in the visualization of immunocomplexes

Physical form

Ready-to-use.

Storage Class

12 - Non Combustible Liquids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Articles

The field of proteomics is continually looking for new ways to investigate protein dynamics within complex biological samples. Recently, many researchers have begun to use RNA interference (RNAi) as a method of manipulating protein levels within their samples, but the ability to accurately determine these protein amounts remains a challenge. Fortunately, over the past decade, the field of proteomics has witnessed significant advances in the area of mass spectrometry. These advances, both in instrumentation and methodology, are providing researchers with sensitive assays for both identification and quantification of proteins within complex samples. This discussion will highlight some of these methodologies, namely the use of Multiple Reaction Monitoring (MRM) and Protein-AQUA.

Nitroblue Tetrazolium (NBT) is used with the alkaline phosphatase substrate 5-Bromo- 4-Chloro-3-Indolyl Phosphate (BCIP) in western blotting and immunohistological staining procedures. These substrate systems produce an insoluble NBT diformazan end product that is blue to purple in color and can be observed visually.

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