The 9th World Congress on Animal, Plant and Microbial Toxins was sponsored by the International Society on Toxinology which recently celebrated its 25th anniversary. The Society was organized to promote research into all aspects of natural toxins, and to help with the dissemination of knowledge. This book presents the most recent information on natural toxins from animal, plant and microbial origins and describes the state of research and clinical studies in the field. The material included is illustrated, referenced and fully indexed.