The presence of immunocompetent of bronchial asthma in hypersitive individuals. The cells comprise various populations, such as mat cells, basophils, neutrophils, macrophages, dentritic cells and lymphocytes, in which the T--cells are believed to play a centralrole. It has been demonstrated than CD4 T-cells consist of CD45RO reactive population and CD45RA, each secreting different cytokines. In…