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How Much Streptavidin Resin Should I use? Binding Capacity has the Answer

When using streptavidin agarose beads to purify biotinylated nucleic acids or proteins, you’ll need...

What Does the DE3 Represent in Competent Cells Like BL21(DE3) and DL39(DE3)?*

Expression systems are important tools in molecular biology, enabling researchers to produce protein...

How to Elute Biotinylated Proteins and Nucleic Acids from Streptavidin Beads

Streptavidin is a bacterial protein that binds to the small molecule biotin with extremely tight aff...

Affinity purification is a frequently used technique for purifying proteins. During affinity purific...

Agarose beads are a foundational tool used for various protein purification techniques. Most frequen...

rotein G binds to the heavy chains of antibodies and is used to purify antibodies and support immuno...

If you need to purify a protein for your research, but you’re not sure exactly which purification te...

Protein A is a bacterial protein from the cell wall of Staphylococus aureus that binds to the heavy...

Ion Exchange Chromatography is routinely sandwiched between affinity and size exclusion steps in an...

Does it ever feel like the hardest part of a project is just getting started on the dang thing? For...

Have you ever heard the saying “opposites attract”? Well, it turns out this phrase is true in the mo...

Ion exchange chromatography includes a suite of related methods that purify proteins based on their...