The Immune System, Second Edition has been designed for use in immunology courses for undergraduate, medical, dental, and pharmacy students. This class-tested and successful textbook synthesizes the established facts of immunology into a comprehensible, coherent, and up-to-date account of how the immune system works, rather than presenting immunology as a chronology of experiments and discoveries. Emphasizing the human immune system the text has been designed to break down the barriers which often divide basic and clinical immunology. The reader-friendly text, section and chapter summaries, and full-color illustrations make the book accessible and easily understandable to students. The Immune System is adapted from Immunobiology by Janeway, Travers & Walport. New in the Second Edition: -Inclusion of end-of-chapter questions throughout the book. Questions consist of a mix of clinical and basic science. Detailed answers to all questions are provided in the back of the book. -Completely updated throughout. -Even greater emphasis on human immunity. -Enhanced and revised treatment of the complement system,including new figures and icons to clarify concepts. -Increased emphasis on human genetics throughout the book. -Expanded and updated treatment of innate immunity,particularly the mucosal system.