Bifidobacteria can promote the proliferation of B cells multiply, and then differentiate into plasma cells, synthesis and secretion of various antibodies known immunoglobulin, to help the implementation of humoral immunity. Among them, the most secreted A-type immunoglobulin per day plays a major role in defense of the mucosal surfaces such as the digestive tract, the respiratory tract and the genital tract that are directly opened to the outside world. Experiments show that bifidobacteria through the intestinal wall of the collection of lymph nodes to stimulate, can enhance the type A immunoglobulin production.
A type of immunoglobulin function
Including: 1. Antibodies to cells, toxins and various other antigens. 2. It can change the growth characteristics of bacteria and regulate the distribution of bacteria in normal body. 3. It plays an important role in preventing virus infection in the body. Confirmation of the lack of secretion of this protein, often cause autoimmune diseases, allergic constitution, gastrointestinal discomfort and recurrent respiratory diseases.