TABLE 6.

Characteristics of four common EPEC clonal groups

Clonal group and ST	eae allele	EAF typea	Serotypeb	No. of isolates
EPEC 1 STs
1	α	1	O55:H6	8
1	α	1	O127:[h6]	4
1	α	1	O142:[h6]	1
1	α	1	O-:[h6]	1
1	α	8	O142:H6	4
2	α	1	O55:H6	2
3	α	6	O142:H6	4
EPEC 2 STs
19	β		O128:H2	11
20	β	2	O111:[h2]	15
20	β	4	O114:[h2]	4
20	β	4	O126:H2	1
20	β	7	O128:H2	2
20	β	Neg	O111:H2	1
20	β	Neg	O126:H2	1
20	β	Neg	O128:H2	1
20	β	11	O119:H2	3
20	β	11	O128:H2	1
21	β	4	O126:H2	1
EPEC 3 STs
9	κ	1	O86:[h34]	6
9	κ	Neg	O86:[h34]	1
10	κ	1	O86:H34	1
EPEC 4 STs
13	β2	3	O119:H6	20
13	β2	5	O110:H6	1
13	β2	8	O119:H6	2
13	β2	Neg	O119:H6	2
14	β2	3	O119:H6	1

^aNeg, negative for bfpA and perA by PCR.

^bLowercase H-types in square brackets were inferred from the fliC allele.