. . . . . "Verotoxigenc strains from weaned piglets were classified as O139, O141 and O157 serogroups respectively. Other serogroups were identified sporadicaly. No colonisation factors were detectable in 24.2 % of 62 verotoxigenic strains of serogroup O139. The fedA genewas detected by PCR in 47 of the O139 strain (allbut onr F18ab). Gene fedA of type characteristic for F18ac was peculiar to the serogroup O141." . "Veterin\u00E1rn\u00ED Medic\u00EDna" . . "646856" . "CZ - \u010Cesk\u00E1 republika" . "3"^^ . . . "Alexa, Pavel" . . . "Verotoxigenc strains from weaned piglets were classified as O139, O141 and O157 serogroups respectively. Other serogroups were identified sporadicaly. No colonisation factors were detectable in 24.2 % of 62 verotoxigenic strains of serogroup O139. The fedA genewas detected by PCR in 47 of the O139 strain (allbut onr F18ab). Gene fedA of type characteristic for F18ac was peculiar to the serogroup O141."@en . "5" . "4"^^ . "0"^^ . "0"^^ . "RIV/00027162:_____/02:90000026!RIV/2003/MZE/M03003/N" . . "0375-8427" . "Gene typing of the colonisation factors F18 of Escherichia coli isolated from piglets suffering from post-weaning oedema disease" . . "Gene typing of the colonisation factors F18 of Escherichia coli isolated from piglets suffering from post-weaning oedema disease"@en . "47" . "Z(MZE-M03-99-01)" . . "oedema disease; pig; colonisation factors; Stx2e toxin; PCR"@en . "5"^^ . . "RIV/00027162:_____/02:90000026" . "Gene typing of the colonisation factors F18 of Escherichia coli isolated from piglets suffering from post-weaning oedema disease" . . "Gene typing of the colonisation factors F18 of Escherichia coli isolated from piglets suffering from post-weaning oedema disease"@en . . . "[724875AB77F9]" . "132;136" .