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Want to avoid casting leaky and wonky gels forever? Sick of burning them by using a running buffer that’s too concentrated? Download our nifty SDS-PAGE protocol PDF that contains simple buffer recipes, gel recipes, and a neat casting protocol.

Imagine having tube after tube of competent cells for your transformations, all (virtually) free of charge. The way to reach this nirvana is to make your own competent cells. Traditionally this can be a tricky feat, but the procedure laid out in this guide makes it simple and routine.