T cells and the immune response: down-regulation via mucosal exposure.

It appears that more attention is again being paid to regulatory T cells. While the model of T helper (TH) 1 and TH2 pathways has helped in the understanding of how inflammation of various sorts occurs, regulatory T cells, which are antigen specific, will have to be taken into account in the future. It is reasonable to predict that when the forthcoming… CONTINUE READING