Figure 4From: Lactobacillus plantarum MB452 enhances the function of the intestinal barrier by increasing the expression levels of genes involved in tight junction formationFluorescent microscopy images of immuno-stained tight junction proteins of confluent Caco-2 cells (6 days old) untreated or treated with L. plantarum MB452 (OD 600 nm 0.9) for 8 hours. Treatments were carried out in quadruplicate and the images shown are typical. ZO-1: zonula occluden 1; ZO-2 zonula occluden 2; OCLN: occludin; CGN: cingulin.Back to article page