TABLE 2.

Distribution of the E. coli fit system among E. coli clinical isolates

E. coli strain source and typefit system
Pig commensal strains
    123
    124
    252
    EcoR33
Pig enterotoxigenic strains
    263
    431
    987
    1413
Human extraintestinal pathogenic strains
    16+
    17
    18+
    EcoR40
    EcoR60+
    EcoR62+
Human commensal strains
    EcoR8
    EcoR26
    EcoR42+
    EcoR45