Fig. 2

During infection with Salmonella, the gut shifts to the low relative abundance of commensal bacteria such as, Lachnospiraceae, Clostridiales with a higher portion of members of Enterobacteriaceae, E. coli. Neutrophils migrate and release ROS, which oxidizes thiosulfate to tetrathionate used by Salmonella. Lipocalin-2 release from the intestinal lumen and bind to enterobactin, but not salmochelin