| [genotype analysis of enterohemorrhagic escherichia coli o157:h7 strains isolated in iwate prefecture from 1996 to february 1997]. | genotypes of 38 isolates of enterohemorrhagic escherichia coli (ehec) o157:h7 isolated from 11 sporadic cases and one outbreak in iwate prefecture from 1996 to february 1997 were studied by pulsed-field gel electrophoresis (pfge), in comparison with a strain of ehec o157:h7 isolated in 1992 in ohazama-cho, iwate prefecture, and two isolates of ehec o157:nm. in order to substantiate the genotypes classified by pfge, southern blotting was performed to investigate integration sites of the shiga tox ... | 1997 | 9483885 |
| economic impact of an escherichia coli o157:h7 outbreak in japan. | we estimated the economic impact of an outbreak of foodborne diseases occurring from elementary school lunches in 1996 in which 268 persons in iwate prefecture, japan were infected with escherichia coli o157:h7. this study assessed the impact of direct economic losses and indirect economic consequences due to this outbreak. the economic impact of the outbreak was estimated to be about 82,686,000 yen. the laboratory costs, about 21,204,000 yen, showed the highest ratio of the total cost of this o ... | 2002 | 11808808 |