Adhesion of L. gasseri to human epithelial cells. Field of view containing differentiated human gingival epithelial cells (HGEP.05) and fluorescently stained L. gasseri A274 (in green). Bacteria were detected only in association with gingival epithelial cells. Images were captured using a Zeiss imager Z1 upright microscope. Bars in panels equal 20 μm.
Romani Vestman et al. BMC Microbiology 2013 13:193 doi:10.1186/1471-2180-13-193