Figure 1 Characterization of theApibacter colonization in honeybees gut. A - D. Localization ofApibacter spp. coordinating with Snodgrassella andGilliamella within midgut and ileum of A. cerana worker bees. E. The colonization abundance of Apibacter spp. at different intestinal organs in the gut of A. cerana worker bees. (n=15 per treatment) F. Colonization of newly emerged germ free bees ofA. cerana and A. mellifera with Apibacter isolated B3706 from A. cerana (n=9). The results of Mann–Whitney U tests (*P < 0.05) are shown.