L. monocytogenes ST6 is increasingly associated with outbreaks, including an outbreak linked to frozen vegetables in 5 countries in Europe during 2015–2018 (
5), an outbreak associated with contaminated meat pâté in Switzerland during 2016 (
6), and the largest listeriosis outbreak globally, which occurred in South Africa during 2017–2018 (
,
8). More recently, the largest outbreak of listeriosis in Europe in the past 25 years was reported in Germany and was traced back to blood sausages contaminated with
L. monocytogenes ST6 belonging to a particular clone referred to as Epsilon1a (
Human listeriosis is a reportable disease in Switzerland. All cases of culture- or PCR-confirmed human listeriosis are reported to the Swiss Federal Office of Public Health (SFOPH). Diagnostic laboratories and regional (cantonal) laboratories forward isolates to the Swiss National Reference Centre for Enteropathogenic Bacteria and
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Two globally pioneering technologies among Swiss energy prize winners
The water on which the power plant floats helps cool the solar panels thus improving their efficiency. Keystone / Valentin Flauraud
A floating solar power plant and a transport project using renewable hydrogen are among the winners of the 2021 Watt d’Or prize.
This content was published on January 7, 2021 - 08:30
January 7, 2021 - 08:30
Luigi Jorio
A journalist from Ticino resident in Bern, I write on scientific and social issues with reports, articles, interviews and analysis. I am interested in environmental, climate change and energy issues, as well as migration, development aid and human rights in general.
Several countries have banned travel to and from South Africa, with many more expecting to announce restrictions following the discovery of a mutated Covid-19 variant.