This is the fourth of a series of Symposia in Immunology which were organized to bring important new information on the expanding field of immunology to practicing physicians interested in the field. Highly renowned basic scientists share their results with physicians conducting clinical research and those experienced in the treatment of the respective diseases. This series of symposia is planned to cover different areas of immunology and will help to close the gap between special achievements of scientists and practicing physicians.

The Symposia in Immunology were organized to bring important new information in the expanding field of immunology to practicing physicians interested in the field. Highly renowned basic scientists share their results with physicians conducting clinical research and thoses experienced in the treatment of the respective diseases. This series of symposia will cover different areas of immunology and will help to close the gap between the special achievements of scientists and the daily routine of practicing physicians.