Immunophysiology versus immunopathology: Natural autoimmunity in human health and disease

Based on the analysis of literature and our own data, some key concepts of natural autoimmunity are reviewed from the point of the Pathophysiology: immunological regulation of homeodynamics, physiological autoimmunity versus autoallergy and predictive roles of natural autoantibodies are discussed. Hypothesis of Immunculus and principle of Immunacea are correlated to some of clinical examples with immunopathological data and the perspectives of autoimmunomics are described.