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We characterized 97 non-O157 Shiga toxin (stx)–producing Escherichia coli strains isolated from human patients during 2000–2009… Expand ABSTRACT The pathogenicity island termed locus of enterocyte effacement (LEE) encodes a type 3 protein secretion system, whose… Expand Shiga toxin-producing Escherichia coli (STEC), is the most important recently emerged group of foodborne pathogens. Ruminants… Expand Duzentas e cinco amostras de Escherichia coli isoladas de bezerros com diarreia da regiao centro oeste do Brazil foram examinados… Expand ABSTRACT PCR assays have proved useful for detecting and characterizing Shiga toxin-producing Escherichia coli (STEC). Recent… Expand Shiga toxin‐producing Escherichia coli (STEC) is associated with hemolytic uremic syndrome (HUS). Although most clinical isolates… Expand ABSTRACT From August 1996 to May 1997, six verotoxin-producingEscherichia coli (VTEC) strains were isolated from stool specimens… Expand A temperate bacteriophage that determines the expression of enterohemolysin was isolated from Escherichia coli O26 strain C3888… Expand Sixty-four verotoxin-producing (VT+) Escherichia coli strains were analyzed for VT1- and VT2-specific DNA sequences and for… Expand 42 Escherichia coli O26 strains which had been isolated at geographically different places and over a long time period were… Expand