Overview
In recent years, researchers have made enormous advances in understanding how the normal immune system functions and in how dysregulated immune pathways contribute to many diseases. In various subspecialties of medicine, there are recognized disease states related to failings of the immune system. For example, a dysregulated immune response to exogenous antigens in the airway is associated with the development of bronchial asthma. Abnormal immune and inflammatory processes in the blood vessels are critically involved in atherosclerosis. Furthermore, susceptibility of the elderly to cancer and infection can be attributed to a collapse of immune protection.
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