Biotech Basics: How many times can I reuse electrophoresis buffer?

Electrophoresis is a biotechnology technique that separates mixtures of molecules based on charge, shape, and size using electricity and a porous gel matrix. It is commonly used to separate dyes, proteins, and nucleic acids like DNA and RNA. During electrophoresis,…

How “Ancient Chewing Gum” Highlights the Utility of DNA Analysis

Genomic DNA analysis has become a fundamental component of many high school teaching laboratories. Some of our best-selling kits involve simulations of practical, modern uses of the technique. Specifically, forensic DNA fingerprinting (for example, experiments 130 and 371) and simulations…