Table 2.

Distribution of plasmid and chromosomal genes among EAEC strains

StrainET no.aLocationSerotypeProbe resultb
Plasmid geneChromosomal gene
CVD432shfAAF/IpetAAF/IIaggRaspUsheirp2
60A1MexicoNDc ++++++
JM2212MexicoO92:H33+++++
S62-13ChinaND++
RD85Franced O111:H2+++++++
E165a6ChinaND++++++
H232-16PeruND++++++
1123A6ChinaND+
495-16ThailandO130:H27++++++
E258a8ChinaND++
006-19ThailandRough:H2+++++
253-19ThailandO3:H2++++++
17-29ChileO3:H2++++++
101-111Japand O?:H10+++
501-120ThailandRough:H53
H223-121PeruND++++++
13321PeruND++++
C109634Serbiad O4:H?+
4976635MexicoO?:H10+++++
PERU1037PeruND+++++
H38-137PeruND++++++
O4238PeruO44:H18++++++++
6512639MexicoND+++
144-140ThailandO77:H−+++++
44-142ThailandO36:H18+++++
H145-143PeruND++++++
PERU4943PeruND++++++++
309-143ThailandO130:H27++++++
159c43MexicoND+++++
103-144ThailandO148:H28+++
201-144ThailandO81:H−+
K276-145IsraelND+
34b49IndiaO?:H11++
435-150ThailandO33:H16+++++++
E22a51ChinaND
358-151ThailandO125ac:H12+++++
199-152ThailandRough:H1++++++++
DS244-R352PhilippinesND++++++++
216-152ThailandRough:H27++++++
H194-253PeruND++++++
278-154ThailandO125ac:H21+++++
232-154ThailandO127:H21+++++
239-154ThailandRough:H21++++
H32-1NDPeruND++++++
H46-2NDPeruND++++++
 No. (%) of strains hybridiz-ing with gene probe34 (77)22 (50)14 (32)8 (18)8 (18)29 (66)35 (80)25 (57)32 (73)
  • a Arbitrarily assigned from the dendrogram in Fig. 2.

  • b For AA strains only. Blank spaces signify negative probe result.

  • c ND, not done.

  • d Outbreak strain.