Kinetics of killing of Klebsiella pneumoniae strain KPM1026a by xeruborbactam, ceftazidime, and levofloxacin. The MICs for xeruborbactam, ceftazidime, and levofloxacin were 16 μg/mL, 0.25 μg/mL and 0.06 μg/mL, respectively. The limit of detection was 102 CFU/mL.