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. 2003 Mar;69(3):1810–1816. doi: 10.1128/AEM.69.3.1810-1816.2003

TABLE 4.

Genotyping of Y. enterocolitica and Y. pseudotuberculosis by PCR detection of virulence genes

Species and biotype (n) No. of strains with chromosome-borne gene:
No. of strains with plasmid-borne gene:
ystA ystB ail inv yadA virF lcrF
Y. enterocolitica
    1A (50) 2 43 2 1 3
    1B (9) 9 0 8 0 0
    2 (44) 44 0 44 29 29
    3 (11) 11 0 11 8 9
    4 (26) 26 3a 26 11 12
Y. pseudotuberculosis (40) 40 35 35
a

Weak signal only.