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Table 1 Biofilm formation in 126 clinical isolates of aEPEC strains

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

Serotype No. of strains (total/biofilm producers)a
  Patients Controls Total
EPEC serotypes    
  O26:H11;HND 9/2 1/0 10/2
  O55:HND 4/1 1/0 5/1
  O111:NM 2/1 2/1 4/2
  O114:NM 0 1/0 1/0
  O119:H2;HND 9/4 1/0 10/4
  O125:HND 0 1/0 1/0
  O126:NM 1/1 0 1/1
  O127:NM;H40 4/2 1/0 5/2
  O128:NM 2/0 0 2/0
  O142:NM;H2 10/1 0 10/1
Non-EPEC serotypesb 23/5 12/2 35/7
ONT:H18/NM; HND 28/15 14/2 42/17
Total 92/32 34/5c 126/37
  1. aBiofilm assays were performed in 96-well polystyrene microtiter plates in Luria broth and incubated for 24 h at 26°C and 37°C.
  2. bO4:HND; O15:HND O33:H6; O35:H19; O37:HND; O49:HND; O61:HND; O63:HND; O79:HND; O85:H40; O96:HND; O98:HND; O101:HNM; O103:HNM; O105:H7; O108:H31; O109:H54; O117:HND; 0132:HND; O141:HND; O1523H2; O156:H16; O157:NM; O167:H6; O169:H6; O175:HND.
  3. CP < 0.05 (patients x controls).