Table 1.

Strains used in this study

A. baumannii strain	Allelic profile	Sequence type	Clonal complex	Presence of Ade efflux pumpa			Tigecycline MIC (μg/ml)
				AdeABC	AdeFGH	AdeIJK	Microdilution	Etest
BM4701	3-3-3-4-7-4-4	113		+	+	+	0.5	0.75
BM4702	3-3-3-1-7-4-4	114		+	+	+	0.5	0.75
BM4703	3-3-2-4-7-2-4	25		+	+	+	0.5	0.19
BM4704	35-1-11-7-9-25-2	108		+	+	+	2	4
BM4705	35-36-11-7-9-25-2	112		+	+	+	0.25	0.19
BM4706	5-2-4-1-3-3-4	85		+	+	+	0.5	0.75
BM4707	26-2-2-2-29-4-5	79		+	+	+	0.5	2
BM4708	1-1-1-2-5-1-1	7	CC1	+	+	+	2	12
BM4709	1-1-1-1-5-1-1	1	CC1	+	+	+	2	4
BM4710	3-1-1-1-5-1-1	20	CC1	+	+	+	1	4
BM4711	1-1-1-4-5-1-1	116	CC1	+	+	+	2	12
BM4712	2-2-2-2-2-2-2	2	CC2	+	+	+	1	2
BM4713	2-2-2-1-2-2-2	115	CC2	+	+	+	1	2
BM4714	34-35-37-1-5-6-36	107		−	+	+	0.5	0.5

^aThe presence of the pumps was determined by PCR of the gene for the inner membrane protein.