Abstract: As one kind of living organisms, probiotics can live in the intestine and keep the intestinal microflora in balance, meanwhile they are able to stimulate the intestinal immune system and produce immunoglobulin and cytokine to promote differentiation of lymphocyte, thereby they are significance to the intestinal mucosal immunization. This article summarized the recent information at home and abroad to introduce the relationship between probiotics and the intestinal mucosal immunization, furthermore, it was pointed out the further research trend about probiotics and intestinal immunization in our country.

Key words: probiotics, intestinal mucosal immunization, intestinal microflora, cytokine, SIgA, lymphocyte