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. 2013 Nov 10;33(5):767–778. doi: 10.1007/s10096-013-2011-9

Table 3.

Results of genotyping

Strain rfb O1 rfb O139 ctxA toxR ace zot tcpA class tcpA El-Tor rstR class rstR El-Tor rstR Calcutta VSP-1 VSP-2 hlyA class hlyA El-Tor mshA ompU rtxA rtxC chxA dth TTSS vcsC2 TTSS vcsN2 TTSS vspD TTSS vcsV2
VN-0168 + a + + + + +
VN-0169 + a + + + + +
VN-0210 + + + + + + + +
VN-0211 + +b + + + + + + + + +
VN-0297 + + + + + +
VN-0298 + + + + + +
VN-0299 + + + + + + + + +
VN-0300 + a + + + + + + + + + +
VN-0301 + + + + +
VN-0302 + + + + + + + + +
VN-0303 + c +
VN-0304 + +b + + + + +
VN-0305 + + + + + +
VN-0307 + + + + + +
VN-0308 + + + + + + + + + +
VN-0313 + + + + +
VN-0314 + + + + +
VN-0315 + +b + + + + + + + + + +
NIH35A3 + + + + + + + + + + + +
NIH41 + + + + + + + + + + + +
1576 + + + + + + + + + + + +
1360 + + + + + + + + + + + +
MO45 + + + + + + + +b +b + + + + + +

Absence of VSP-1 and VSP-2 is demonstrated by generating PCR products of 1,700 bp and 800 bp, respectively, as primers bind to genomic sites flanking the islands

aPCR product of ca. 3 kbp

bNo visible PCR product

cOnly 481-bp PCR product visible