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Found 4 swedish dissertations matching the above criteria.

  2. 1. Improved methodologies for molecular detection and quantification of viruses in food

    Author : Sofia Persson; Patrik Ellström; Magnus Simonsson; Wim van der Poel; Uppsala universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; foodborne virus; digital PCR; real-time PCR; validation; assay design; food safety; Medicinsk vetenskap; Medical Science;

    Abstract : Foodborne viruses such as norovirus, hepatitis A virus and hepatitis E virus cause a high burden of disease worldwide. Reverse transcription (RT) quantitative real-time PCR (qPCR) is the current standard method for monitoring viral contamination in the food chain. READ MORE

  4. 2. Foodborne Virulence: Staphylococcus aureus Enterotoxins A and D

    Author : Nina Wallin; Teknisk mikrobiologi; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; environmental factors; phage-encoded virulence; in vivo; enterotoxin D; enterotoxin A; gene expression; Staphylococcus aureus; virulence;

    Abstract : The development of new, minimally processed food products challenges traditional concepts of food safety. How pathogenic bacteria behave in these new matrices is not known. To fill this knowledge gap and enable the production of food that is safe for the consumer, more information on virulence expression of pathogens in food matrices is required. READ MORE

  5. 3. Epidemiology, prevention and control of hepatitis A virus infection in the European Union

    Author : Ettore Severi; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : Hepatitis A is an acute liver disease caused by the hepatitis A virus (HAV) and transmitted via the faecal-oral route through person-to-person transmission, contaminated food or water. The frequency and severity of symptoms increases with age, with the elderlies and patients with other liver disease at risk of hospitalisation, acute liver failure and death. READ MORE

  6. 4. Norovirus Epidemiology : Prevalence, transmission, and determinants of disease susceptibility

    Author : Johan Nordgren; Per-Eric Lindgren; Lennart Svensson; Andreas Matussek; Annalarua Carducci; Linköpings universitet; []
    Keywords : MEDICINE; MEDICIN;

    Abstract : Norovirus (NoV) is today recognized as the most important agent of acute human gastroenteritis, causing a high number of diarrheal episodes in both adults and children. Outbreaks in hospitals, nursing homes, day-care centers, and from consumption of contaminated food and drinking water are common. Wastewater can be a source of NoV dissemination, e. READ MORE