21. Autoimmunity occurs when the body starts attacking itself.22. As with any high-buzz medical issue, theories about what causes autoimmunity abound. 23. Autoimmunity should not be confused with alloimmunity.24. In such instances, RF may serve as one of several serological markers for autoimmunity . 25. IL-12 is linked with autoimmunity . 26. :Sometimes autoimmunity against the human CNS has been triggered by accident or medical mistake. 27. The study of disease is called pathology which includes the causal study of allergies and autoimmunity . 28. Loss of IL-2 can thereby contribute to the development of autoimmunity in NOD mice. 29. The mechanism of this local lipoatrophy is not understood and may involve autoimmunity or local inflammation. 30. The title of Professor Forrester's lecture was " Autoimmunity and Latent Infectious Disease ."