Fig. 6

Survival rates of mice in the untreated control (model; 0.9% saline), colistin (COL; 5 mg/kg/day), doxycycline (DO; 50 mg/kg/day), colistin plus doxycycline (COL + DO; 5 mg/kg/day + 50 mg/kg/day), levofloxacin (LE; 150 mg/kg/day), and colistin plus levofloxacin (COL + LE; 5 mg/kg/day + 150 mg/kg/day) groups over a 15-day monitoring period