Sökning: "Johan Nordgren"
Hittade 4 avhandlingar innehållade orden Johan Nordgren.
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
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
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
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