specializing in secondary antibodies and conjugates

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Polyclonal AffiniPure-VHH™ Secondaries

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New VHH Fragment Antibodies for High-Resolution Immunostaining

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Product Selection and Use

Learn more about selection and use of secondary antibodies

Antibody Selection

Choosing the right affinity-purified secondary antibody for your application Learn More

Conjugate Selection

Technical information on Fluorophores, Biotin-SP (long-spacer), and Enzymes conjugated to affinity-purified antibodies and to other proteins Learn More

Product Categories

Technical Information on Antibody Fragments, Purified Proteins, Normals Serums, and other product types Learn More

Applications

Applications of Secondary Antibodies Learn More

General labeling guidelines and protocols

Multiple labeling using conjugated secondary antibodies

How to set up a multiple labeling experiment and some considerations essential to executing a successful assay Learn More

Double labeling two primary antibodies from the same host species

Monovalent Fab Fragment Affinity-Purified Antibodies for Blocking and Double Labeling Primary Antibodies from the Same Host Species Learn More

Silver Enhancement Protocol

Follow our step-by-step guide to the Silver Enhancement Protocol Learn More

Recipe for Anti-Fade Mounting Medium

A simple recipe for making an anti-fade mounting medium containing n-propyl gallate Learn More

Frequently Asked Questions

Our FAQ page may help you with troubleshooting