TABLE 1.

Antimicrobial profile of Pseudomonas strains studied, including those killed synergistically with GAT-nonquinolone combinations

Pseudomonas sp. and strain	MIC (μg/ml)a
	GAT	FEP	CAZ	CFP	IPM	ATM	PIP	AMK
P. aeruginosa(n = 8)
A24261	4	16	[8]	64	[2]	32	[64]	32
A22685	4	8	2	32	1	[16]	[32]	64
A22606	1	[4]	[2]	[8]	[2]	[4]	[8]	[32]
A22678	2	8	4	8	1	[2]	4	8
A22379	0.5	1	1	[8]	[1]	[4]	[4]	2
A22627	2	8	[2]	[16]	[2]	32	[8]	32
A27200	1	[4]	[2]	[8]	[2]	[8]	[4]	[2]
A24297	0.5	[4]	[8]	[32]	[2]	[4]	[16]	[8]
P. stutzeri(n = 4)
A27989	0.06	[0.13]	0.5	[1]	0.25	[0.5]	[1]	[1]
A27926	0.25	1	1	8	0.5	[4]	4	0.5
A27977	0.015	[0.03]	[0.13]	0.13	0.25	[0.06]	[0.25]	[0.5]
A27988	0.25	0.06	[0.25]	[1]	0.25	0.25	[1]	[1]
Susceptible breakpoint	2	8	8	16	4	8	64b	16

^aValues in brackets represent strains synergistically killed with the nonquinolone-GAT combination. 

^b16 for PIP versus P. aeruginosa.