TABLE 2.

IC₅₀ of CXA-101, ceftazidime, and imipenem for P. aeruginosa PAO1 PBPs

PBP	Mean IC50 (μg/ml) ± SDa
	CAZ	CXA	IMP
1b	0.12 ± 0.03	0.07 ± 0.01	0.13 ± 0.01
1c	>2	0.64 ± 0.17	0.08 ± 0.005
2	>2	1.36 ± 0.56	0.08 ± 0.01
3	0.04 ± 0.01	0.02 ± 0.007	0.12 ± 0.2
4	1.23 ± 0.49	0.29 ± 0.05	0.02 ± 0.01
5/6	>2	>2	0.2 ± 0.09

^aIC₅₀, 50% inhibitory concentration; CXA, CXA-101; CAZ, ceftazidime; IMP, imipenem.