Sökning: "Johan Nordgren"

Hittade 4 avhandlingar innehållade orden Johan Nordgren.

  1. 1. Making drugs ethnic : Khat and minority drug use in Sweden

    Författare :Johan Nordgren; Institutionen för socialt arbete (SA); []
    Nyckelord :Drug use; Khat; Ethnicity; Culture; Discourse analysis;

    Sammanfattning : The aim of this dissertation is to study how discourses and problem representations have made some drugs and some forms of drug use into “ethnic problems” in Sweden and in Scandinavia. The primary example of such a process discussed in the dissertation concerns the use of the psychoactive and criminalized plant khat. LÄS MER

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

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

    Sammanfattning : 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. LÄS MER

  3. 3. In Situ Soft X-ray Spectroscopies Applied to Atmospheric Corrosion And Related Systems

    Författare :Johan Forsberg; Joseph Nordgren; Laurent Duda; Clemens Heske; Uppsala universitet; []
    Nyckelord :NATURAL SCIENCES; NATURVETENSKAP; Physics; Fysik;

    Sammanfattning : This thesis concerns the application of various soft x-ray spectroscopic methods (soft x-ray absorption, SXA, and emission, SXE) to complex, non-vacuum compatible systems, including liquids and multi-phase systems. The design, construction, and application of new instrumentation for in situ spectroscopy is described in detail. LÄS MER

  4. 4. Epithelial barrier dysfunction in ileal Crohn's disease

    Författare :Johan Dabrosin-Söderholm; Svante Nordgren; Linköpings universitet; []
    Nyckelord :acetylsalicylic add; confocal microscopy; Crohn s disease; cytoskeleton; electron microscopy; genetics; human; ileum; inflammatory bowel disease; intestinal absorption; intestinal mucosa; macromolecules; mitochondria; ovalbumin; permeability; sodium caprate; tight junctions; transcytosis; uncoupling agents; Ussing chamber; MEDICINE; MEDICIN;

    Sammanfattning : The study aimed at investigating the intestinal barrier in Crohn's disease, with special reference to epithelial responses to luminal stimuli, and to permeation of proteins.Ileal mucosa from patients undergoing intestinal resection was studied in vitro in Ussing chambers. LÄS MER