This volume will be of interest to epidemiologists, food microbiologists, and anyone working on comparing bacterial isolates. Pulse Field Gel Electrophoresis: Methods and Protocols guides readers through methods and protocols that will advance the harmonisation of PFGE methodologies and facilitate inter-laboratory comparisons of PFGE profiles from pathogenic and non-pathogenic bacteria. As a volume in the highly successful Methods in Molecular Biology series, chapters contain introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible protocols, and tips on troubleshooting and avoiding known pitfalls. Concise and easy-to-use, Pulse Field Gel Electrophoresis: Methods and Protocols aims to ensure successful results in the further study of this vital field.