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Table 2 Phenotypic and genotypic characteristics of aEPEC biofilm-producing strains

From: Phenotypic and genotypic characteristics associated with biofilm formation in clinical isolates of atypical enteropathogenic Escherichia coli (aEPEC) strains

Strain Serotype Source Biofilm formation Expression of adhesins Adhesin gene sequences
    Abiotic surface Air-liquid interface Curli T1Fa        
    26°C 37°C 26°C 37°C 26°C 37°C   fimA fliC csgA hcpA flu cah ehaA
A91 O15:HND Patient + - + - + + + + - + - - - -
A72 O26:HND Patient + - + - - + - - + + - + - -
A132 O26:HND Patient + - + - - - + + + - - + - -
A113 O55:HND Patient + - + - - - + + + - + - - -
A15 O85:H40 Patient - + - - - + + + - + - - + +
A28 O103:NM Patient - + - - - + + + + + - - + -
A4 O111:NM Control - + - - - + + + - + - - - +
A12 O111:NM Patient + - - + - - + + - - - + - -
A60 O119:H2 Patient + + - + - - + + - - - - - -
A67 O119:H2 Patient - + - + - - + + - - - - - -
A93 O119:HND Patient + - + + - - + + - - - + - -
A111 O119:HND Patient + - + + - - + + - - - - - -
A13 O126:NM Patient + + - - - - + + - - - + - -
A5 O127:H40 Patient + + + - + - - - - + - - - -
A34 O127:NM Patient + - - - - - - - + - - - - +
A47 O141:HND Control + + - - - + - - - + - - + -
A11 O142:NM Patient + + - - - - - - - - - + - -
A87 O153:H2 Patient + - + + + + + + + + - - - -
A36 O157:HND Control + + + - - - - - - - - - + -
A92 O167:H6 Patient + - + - + - + + - + - - - -
A10 ONT:HND Patient - + - - - - + + - - - + - -
A20 ONT:HND Patient + + - - - + + + - + - - - -
A22 ONT:HND Patient - + - - - - + + - - - - - -
A39 ONT:NM Patient + + - - - + + + - + - - - -
A48 ONT:HND Control + - - - - + - - - + - - + -
A49 ONT:HND Patient - + + - + + - - - + - - - -
A68 ONT:HND Patient + + + - + + + + - + - - + -
A73 ONT:HND Control + - - - - - + + + - - - - -
A79 ONT:HND Patient + + + - - - + + + - - - - -
A88 ONT:HND Patient + - + + - - + + - - - - - -
A94 ONT:HND Patient + - - - - - - - - - - - + -
A98 ONT:HND Patient + - - - - + + + + + - - - +
A99 ONT:HND Patient + + - + - - + + + - - - - +
A112 ONT:HND Patient + + + - - - + + - - - - - -
A146 ONT:HND Patient + + + + + + + + - + - + - -
A109 ONT:HND Patient + - + + + - - - - + - - - -
A157 ONT:HND Patient + + + + - - + + + - + + - -
Total no. of strains (n = 37) 30 21 18 11 8 14 27 27 11 17 2 9 7 5
  1. aT1F, type 1 fimbriae.