Fluorescent microscopy images of immuno-stained tight junction proteins of confluent Caco-2 cells (6 days old) untreated or treated with L. plantarum MB452 (OD600 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.
Anderson et al. BMC Microbiology 2010 10:316 doi:10.1186/1471-2180-10-316