Biotin-Binding Proteins and Conjugates

Streptavidin, NeutrAvidin and avidin protein conjugates for biotinylated antibody probe detection in ELISA and Western blot protocols; includes peroxidase and poly-HRP conjugates and high-intensity fluorescent and infrared conjugates.

Selection Guides – Choose a biotin probe for your experiment:
- Detection Reagents Selection Guide
Protein Methods Library – Learn more about avidin-biotin probes:
- Overview of Detection Probes
- Avidin-Biotin Chemistry
Related Product Categories – Other products of interest:


	Avidin Protein and Conjugates Purified and HRP-, AP- or FITC-conjugated avidin for Western blot, ELISA or other biotin-based detection methods.


	Streptavidin Protein and Conjugates Purified, HRP-, AP-, FITC-, TRITC-, PE- or APC-conjugated or maleimide- or hydrazide-activated streptavidin for Western blot, ELISA or other biotin-based detection methods.


	Streptavidin HRP Conjugates, High Sensitivity Exclusive peroxidase-conjugated streptavidin biotin-binding protein for maximum signal amplification with high signal-to-noise ratio in a ready-to-use solution.


	Streptavidin Poly-HRP Conjugate Streptavidin conjugated with HRP polymers for enhanced signal amplification and detection of biotinylated antibodies for IHC and other methods.


	Streptavidin DyLight Fluorescent Conjugates Streptavidin biotin-binding protein conjugated to DyLight Fluors with excitation spectra from 350nm to 777nm for fluorescence detection and imaging.


	NeutrAvidin Protein and Conjugates Purified, HRP-, AP- or FITC-conjugated or maleimide-activated NeutrAvidin protein for Western blot, ELISA or other biotin-based detection methods.


	NeutrAvidin HRP Conjugates, High Sensitivity Specially prepared peroxidase-conjugated NeutrAvidin protein for maximum signal amplification with high signal-to-noise ratio in a ready-to-use solution.


	NeutrAvidin DyLight Fluorescent Conjugates High-performance biotin-binding protein conjugated to DyLight Fluors with excitation spectra from 350nm to 777nm for fluorescence detection and imaging.


	Biotin-Conjugated Proteins and Molecules Purified biotin and biotinylated BSA, HRP, AP or FITC for use as controls or to amplify signal in IHC via the avidin-biotin complex (ABC).