| characterization of shiga toxin-producing escherichia coli o157:h7 isolated in italy and in france. | twenty-one escherichia coli o157:h7 strains isolated in northern italy from sporadic cases of hemolytic-uremic syndrome and from cattle and food were characterized by virulence gene analysis, pulsed-field gel electrophoresis (pfge) of xbai-digested dna, enterobacterial repetitive intergenic consensus (eric) sequence-based pcr (eric-pcr), and antibiotic resistance patterns and compared to 18 strains isolated in france from human cases of diarrhea, cattle, and the environment. strains isolated in ... | 2002 | 12454162 |