Struggling to get reliable protein expression? Or unsure which system to use? This guide helps you choose the right setup, optimise your gene, improve folding and solubility, and handle challenges like toxic proteins.

There are some lab math calculations that almost all molecular biologists need to perform, and often on a regular basis. Make sure you never mess up a solution or miscalculate your DNA concentration again, with our handy lab math cheat sheet. Print it out and stick it on your bench.