GFP Transformation Resource Roundup

One of the most impactful experiments in the Biotechnology Laboratory is Kit #223, Transformation of E. coli with Green Fluorescent Protein (GFP). We love this experiment for many reasons: green, glowing bacteria, a visual link between genotype and phenotype, and…

Top Five Edvotek YouTube Tutorials for 2021

It's the end of 2021, and our video resources continue to be very popular for our educators, not only for aiding their pre-lab preparation, but also for preparing their students before performing the experiment! So, without further ado, here are…

What is transformation efficiency and why is it important?

In nature, bacteria pass small pieces of DNA back and forth in two unique ways, which we call transformation and conjugation. In transformation, a bacterium takes up free DNA from the surrounding environment. Some bacteria, like H. influenzae, do this…

Announcing the 2021 American Society for Microbiology Agar Art Contest!

This is a guest post from Dr. Geoff Hunt, Public Outreach Specialist at the American Society for Microbiology. You can find him on Twitter at @TheGeoffHunt. It’s that time of year again! The American Society for Microbiology’s world-famous Agar Art contest is now up…