Sökning: "Anna Ledin"

Visar resultat 1 - 5 av 10 avhandlingar innehållade orden Anna Ledin.

  1. 1. Colloidal carrier substances : Properties and impact on trace metal distribution in natural waters

    Författare :Anna Ledin; Linköpings universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; INTERDISCIPLINARY RESEARCH AREAS; TVÄRVETENSKAPLIGA FORSKNINGSOMRÅDEN;

    Sammanfattning : Colloidal (0,45 J.Im) are important constituents in the aquatic environment, due to their impact on the mobility and bioavailability of associated components (e.g. metals). LÄS MER

  3. 2. More or Less IgE : Therapeutic Vaccines, Adjuvants and Genes and Their Effect on IgE Levels

    Författare :Anna Ledin; Lars Hellman; Kjell-Olov Grönvik; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Cell and molecular biology; IgE; Immunoglobulin; Atopic allergy; Vaccine; Adjuvant; Dog; Cell- och molekylärbiologi; Cell and molecular biology; Cell- och molekylärbiologi;

    Sammanfattning : Immunoglobulin E (IgE) is an important mediator in atopic allergies. This thesis describes the development of a therapeutic vaccine against IgE and its effects in rats and dogs. The development of an assay to determine IgE levels in dogs, and the finding of a chromosome region in rats that affects IgE levels are also reported. LÄS MER

  4. 3. Svalgproblem och hiatushernia : reflektioner över symptom och fynd

    Författare :Anna-Britta Mjönes; Lita Tibbling Grahn; Elisabeth Hultcrantz; Torbjörn Ledin; Linköpings universitet; []
    Nyckelord :MEDICINE; MEDICIN;

    Sammanfattning : Denna licentiatavhandling består av tre delarbeten. Dessa tre arbeten handlar omsymtom som inte alltid kommer i fråga när det gäller gastroesofageal reflux. LÄS MER

  5. 4. Use and Development of Diffusive Samplers to Analyse the Fate of Polycyclic Aromatic Compounds, Polychlorinated Biphenyls and Pharmaceuticals in Wastewater Treatment Processes

    Författare :Lijana Augulyte; Patrik L. Andersson; Anna Ledin; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; bioavailable; biologically activated carbon; PRCs; sampling rate; SPMD; sorption; wastewater treatment; diffusive passive samplers; human pharmaceuticals; municipal sewage treatment plant; organic micropollutants; polycyclic aromatic compounds; PAHs; PCBs; POCIS; Environmental chemistry; Miljökemi;

    Sammanfattning : The efficiency of wastewater treatment systems is commonly measured by the reductions of parameters such as biological oxygen demand (BOD), chemical oxygen demand (COD) and total suspended solids (TSS) and/or reductions in levels of selected macro compounds (e.g. long-chained hydrocarbons and inorganic compounds). LÄS MER

  7. 5. Ungdomars dagliga interaktion : En språkvetenskaplig studie av sex gymnasieungdomars bruk av tal, skrift och interaktionsmedier

    Författare :Theres Bellander; Britt-Louise Gunnarsson; Anna-Malin Karlsson; Per Ledin; Uppsala universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; young people; interaction; text messaging; Internet chat; talk; home; school; leisure; linguistic resources; activity analysis; sociolinguistics; Scandinavian languages; Nordiska språk; Nordiska språk; Scandinavian Languages;

    Sammanfattning : This thesis explores young people's interaction with different individuals through a variety of media. Three girls and three boys aged 16–18, from an urban school, a rural school and a suburban school, were each observed for a week, at school, at home and during leisure activities. LÄS MER