This detailed new edition provides a guide for implementing a selection of novel techniques utilizing the pioneering organism, Caenorhabditis elegans, a vital discovery engine for the rules of life, from molecules and genes, through cellular physiology, metabolism and aging, neurobiology and behavior, to individuality and interaction with the environment. Beginning with two chapters offering practical advice for setting up research programs with C. elegans, either for a new research group or for a short-term project such as a teaching laboratory, the volume continues with numerous hands-on methodologies. Written for the highly successful Methods in Molecular Biology series, chapters include introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible laboratory protocols, and tips on troubleshooting and avoiding known pitfalls. Authoritative and up-to-date, C. elegans: Methods and Applications, Third Edition offers the kind of clear guidance that will serve all researchers working with these vital and dynamic organisms.