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What are E. coli Expression Strains?
E. coli expression strains, BL21(DE3) and DL39 for example, are used for recombinant RNA/protein exp...
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All About the Turbidity-Based Lysozyme Activity Assay
Lysozyme is an enzyme that breaks down peptidoglycan, and it is often used in protein purification,...
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Explain Alpha-Complementation and Blue-White Screening To Me Like I’m 10
Alpha-complementation – it’s a big phrase, but it’s not terribly hard to understand. The technical...
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Showing articles tagged with “Selective Agents”

The Hunt is Still on For New Antibiotics

A few weeks ago, we had a blog post about the issues we’re facing due to our overuse of specific ant...

Product Spotlight: Bialaphos

Bialaphos is a tripeptide antibiotic naturally produced by a few species of the soil bacteria, Strep...

Product Spotlight: Nourseothricin

Nourseothricin is an antimicrobial produced by the soil bacteria Streptomyces noursei and belongs to...

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