Figure 2.

Open field activity following two days of repeated E. coli challenge.

Notes: Mean total distance moved in the open field 3 hours following a second ip injection of varying concentrations of E. coli 24 hours after receiving 2 × 10⁷ E. coli injections in male mice. Bars represent group means ± SEM. *Indicates a significant difference compared with PBS control group (P < 0.05).

Abbreviations: cfu, colony forming unit; E. coli, Escherichia coli; ip, intraperitoneal; PBS, phosphate buffered saline.