| prevalence and characteristics of shiga toxin-producing escherichia coli in swiss raw milk cheeses collected at producer level. | the aim of this study was to describe the prevalence, serotypes, and virulence genes of shiga toxin-producing escherichia coli (stec) isolated from raw milk cheese samples collected at the producer level with the purpose of determining whether raw milk cheeses in switzerland represent a potential source of stec pathogenic for humans. raw milk cheese samples (soft cheese, n = 52; semihard and hard cheese, n = 744; all produced from swiss cows', goats', and sheep's milk) collected at the producer ... | 2008 | 18565913 |
| [malignant catarrhal fever in switzerland. 1.epidemiology]. | malignant catarrhal fever (mcf) is a usually fatal infectious disease of cattle with global distribution. based on the recent introduction of a diagnostic pcr assay and a competitive inhibition elisa (cielisa) epidemiological data were collected on field cases in switzerland. throughout a three-year period, an mcf incidence of 0.6@1000 was observed, with a gradient of cases from eastern to western switzerland. while the cantons wallis, vaud and geneva reported no and the remaining western canton ... | 2001 | 11344942 |