Comprehensive textbook on immunology covering innate and adaptive immunity, antigens, antibodies, immune-system organization, antigen presentation, T-cell and B-cell biology, cytokines, complement system, hypersensitivity reactions, vaccines, transplantation immunology, autoimmune diseases, immunodeficiency disorders, AIDS, and cancer immunology. Intended for undergraduate and advanced students in immunology, biotechnology, microbiology, molecular biology, and life sciences.