SIgA production: activated LT (LPL) produces cytokines, which stimulate LB
activation, and finally plasma cells, produce IgA. The IgA acquires the secretory component
on the IEC and is able to internalize into IEC; finally SIgA is available in the intestinal lumen
to exert surface protection.
to exert surface protection. (Revolledo et al., 2006).