Modificazioni di alcuni parametri immunitari in un gruppo di sportivi amatoriali praticanti maratona ed ultramaratona

The function of the Immune System is that to distinguish "self" from "not-self". The immune answer includes a "specific" phase and a "not specific" phase. The phagocytes, as macrophages, granulocytes and natural killer cells constitute a successful defense against viral infections and some types of cancer. The Specific System is made by Ly-T and Ly-B: the first are divided into Ly-T helper and Ly-T suppressor; the second differentiates into Plasmacytes. The IgA, present into the nasal mucosa and the bronchial secretion, represent an early defense, able to block virus penetration. The data of the research show that a moderate exercise can limit the immune depression. It has been supposed tha…