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Biotin and Its Derivatives
The biotin-streptavidin complex is one of the most popular tagging systems for the conjugation of biomolecules, such as proteins, lipids and nucleic acids, as well as that of synthetic molecules, such as fluorescent labels. It has found strong success in…

Horseradish Peroxidase (HRP)
Horseradish peroxidase (HRP) is a popular enzyme used extensively in molecular biology for the detection of immune complexes and targets such as proteins, carbohydrates or nucleic acids. This enzyme, which is typically conjugated to antibodies, streptavidin…

iFluor Dyes and Kits
AAT Bioquest iFluor™ dyes are a series of highly water-soluble fluorescent dyes for labeling biomolecules, such as proteins and antibodies. Available in a variety of excitation-emission profiles, spanning the UV-visible to near-infrared spectrum,…

iFluor Rapid Tests
iFluor™ Rapid Tests are a series of antibody labeling kits which utilize our iFluor™ dyes to label antibodies in microscale. The resulting iFluor™-antibody conjugates are robust, highly fluorescent and photostable over a broad pH range…

Frequently Asked Questions
How do I conjugate an antibody with phycoerythrin (PE)?
For labeling antibodies with PE, use Buccutite™ Rapid PE Antibody Labeling Kit (Cat# 1310). Our Buccutite™ labeling kits are optimized to label microscale quantites (25 μg or 100 μg) of antibody per reaction.  Before you do your…