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Volume 10, Number 10—October 2004
Research

Escherichia coli and Community-acquired Gastroenteritis, Melbourne, Australia

Roy M. Robins-Browne*†Comments to Author , Anne-Marie Bordun*†, Marija Tauschek*, Vicki R. Bennett-Wood*†, Jacinta Russell†, Frances Oppedisano†, Nicole A. Lister*, Karl A. Bettelheim*, Christopher K. Fairley*, Martha I. Sinclair‡, and Margaret E. Hellard‡1
Author affiliations: *University of Melbourne, Melbourne, Victoria, Australia; †Murdoch Childrens Research Institute, Melbourne, Victoria, Australia; ‡Monash University, Melbourne, Victoria, Australia

Main Article

Table 2

Classification of pathogenic Escherichia coli according to amplicon(s) generated by polymerase chain reaction for virulence-associated determinants

Gene or virulence-associated determinanta
Control strain Reference
Interpretationb pCVD432 aggA bfpA eae exhA ipaC stIA ltA stx1 stx2
EAECc + + O42 (11)
Typical EPEC + + E2348/69 (12)
Atypical EPEC + E128012 (12)
EIEC + 223/83 (13)
ETECc + + H10407 (14)
EHECd + + + + EDL933 (15)
STEC, not EHECe + +

aFactors specified by virulence genes: aggA, aggregative fimbria, AAF/I; bfpA, bundle-forming pilus; eae, intimin; ipaC, invasion plasmid antigen; stIA, heat-stable enterotoxin; ltA, heat-labile enterotoxin; stx, Shiga toxin.
bEAEC, enteroaggregative E. coli; EPEC, enteropathogenic E. coli; EIEC, enteroinvasive E. coli; ETEC, enterotoxigenic E. coli; STEC, Shiga toxin–producing E. coli; EHEC, enterohemorrhagic E. coli.
cEither stlA or ltA positive.
dEither eae or ehxA and stx1 or stx2 positive.
eEither stx1 or stx2 positive.

Main Article

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Main Article

1Current affiliation: Burnet Institute, Melbourne, Victoria, Australia.

Page created: April 11, 2011
Page updated: April 11, 2011
Page reviewed: April 11, 2011
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