Table 3.

Prevalence of the sfp gene cluster in human pathogenic E. coli and other Enterobacteriaceaeexamined by PCR and colony blot hybridization

Pathogena or serotypeTotal no.No.sfpA positiveNo. sfpDG positive
SF EHEC O157:H 141414
NSF EHEC O157:H7/H 700
EHEC O26:H11/H 1600
EHEC O111:H2/H 700
EHEC O103:H2600
Other EHECs2400
EPEC900
EAEC600
ETEC400
EIEC400
UPEC1000
OtherEnterobacteriaceae 1500
  • a EAEC, enteroaggregative E. coli; ETEC, enterotoxigenic E. coli; EIEC, enteroinvasive E. coli.