This course concentrates on the basic and clinical science of the immune system and its relationship to other sciences and biological systems of mammals. The first part will concentrate on function-structure relationship of the immune system and its components such as the lymphoid tissue and cells, as well as the development and function of the immune system. The second part concentrates on the clinical science of the immune system and its role in the prevention, causation and diagnosis of human diseases such as cancer, autoimmune disease and other topics.