Table 2.

Molecular characterization of a selection of E. coli bacteremia strains

Study identification no.	O serogroup	DEC VGsa	ExPEC VGsb
			Adhesins	Iron acquisition	Cytotoxins	Other
11	O?			sitA, iroC		ibeA, iss, traT, tsh, kps1
52	O2		papC	iutA, sitA, iucD, iroC		iss, traT, tsh, etsA, kps1
81	O103c	stx2c	papC	iutA, sitA, iucD, iroC		kps1, tsh, etsA, iss, traT
100	O?	ehaA
282	O?			iutA, sitA, iucD	sat	iss, traT
325	O6		sfaS	sitA, iroC	cnf1	iss, traT, tsh, kps1
336	O?	ehaA		iutA, iucD		iss, etsA
387	O?			iutA, iucD, iroC		iss, traT, tsh, etsA
447	O2		papC	iutA, sitA, iucD, iroD		iss, traT, tsh, etsA, kps1
585	O2	cdt		iutA, iucD, sitA, iroC	cnf1, sat	iss, kps1, tsh
668	O2		papC	iutA, sitA, iroC, iucD		iss, traT, tsh, etsA
685	O15	stx2c, aggR		iutA, sitA, iucD	sat	iss, traT
687	O12			iutA, iucD, iroC		iss, traT, tsh, etsA
713	O6/O7			iutA, sitA, iucD, iroC		iss, sat, tsh
803	O?			iutA, sitA, iucD	sat	ibeA, iss
804	O6			sitA, iroC		ibeA, iss, traT, tsh, kps1
839	O103c		papC	iutA, sitA, iucD, iroC		iss, traT, tsh, etsA, kps1
859	O?	ehaA		sitA, iucD	sat	iss, traT
865	O?	ehaA		iutA, iucD, icoC		iss, traT, etsA
891	O2			sitA		iss, etsA, kps1
895	O4/O12			iutA, sitA, iucD, iroC	cnf1	iss, tsh, kps1
915	O75			sitA, iroC	cnf1	ibeA, iss, tsh, kps1
952	O?			sitA, iroC		ibeA, iss, tsh, kps1
972	O18	cdt	sfaS	iutA, sitA, iucD, iroC		ibeA, iss, traT, gimB, tsh, etsA, kps1
1010	O6			iutA, sitA, iucD, iroC	cnf1, sat	iss, traT,tsh
1095	O1		papC	sitA		iss, traT, tsh, kps1
1121	O103c	eaeB, ehaA
1127	O?			sitA, iroC		ibeA, iss, traT, tsh, kps1

^aVirulence genes (VGs) associated with DEC: ST1a, ST1b, ehxA, aggR, LT1, stx₁, stx₂, eaeB, ipaH, bfpB, saa, nleB, stcE, cdt, and subA.

^bVGs associated with ExPEC: adhesins (papC and sfaS), iron acquisition (iutA, sitA, iucD, and iroC), cytotoxins (cnf1, cnf2, cnf3, and sat), and others (kps1, ibeA, iss, traT, and tsh).

^cFlagellar antigen H2.