"Kieleczawa's second volume, DNA Sequencing II: Optimizing the Preparation and Clean-Up, is devoted to the various methods used for extraction, clean-up, quantification, and analysis of DNA. This volume is divided into four comprehensive sections - DNA Purification, Clean-up of DNA Fragments, Storage of DNA, and Quantifying DNA and RNA - and offers the reader an in-depth presentation of DNA technologies. The text also touches upon the many tools and software programs that are found in a typical modern biology laboratory.