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Visar resultat 1 - 5 av 12 avhandlingar som matchar ovanstående sökkriterier.

1. 1. Thioredoxin-1 in Alzheimer disease

   Författare :Torbjörn Persson; Karolinska Institutet; Karolinska Institutet; []
   Nyckelord :;

   Sammanfattning : Oxidative stress is one of the earliest signs in Alzheimer Disease (AD) brain. In order to protect themselves against oxidative stress, neurons use antioxidants as a defense mechanism. Such an antioxidant is Thioredoxin-1 (Trx1). Previous studies have shown that the levels of Trx1 are reduced in the brains of AD patients. LÄS MER

3. 2. Det kommer med tiden : Från lärarstudent till matematiklärare

   Författare :Elisabeth Persson; Staffan Selander; Torbjörn Tambour; Johan Lithner; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; mathematics teacher education; institution theory; thought style; thought collective; designs for learning; transformation; Pedgogical work; Pedagogiskt arbete; Curriculum Studies and Learning; didaktik;

   Sammanfattning : The main purpose of this thesis is to investigate how future pre- and primary school mathematics teachers change their approaches to mathematics and mathematics education during their subject studies, and also how this view has affected their teaching of mathematics after graduation. A qualitative interview method was used in combination with observations, notes, sound recordings, video recorded mathematics classes and materials produced by the teacher in order to answer the research questions. LÄS MER

4. 3. De politiska partiernas rättspolitik

   Författare :Åsa Persson; Claes Sandgren; Torbjörn Bergman; Thomas Bull; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Law; RÄTTSVETENSKAP JURIDIK; juridik och politik; hemliga straffprocessuella tvångsmedel; rättshjälp; brottsoffer; LAW JURISPRUDENCE; RÄTTSVETENSKAP JURIDIK;

   Sammanfattning : Political parties act in law and politics and have opinions that can be aligned along a law-politics dimension. The purpose of this thesis is to problematize and analyze the conceptualization of law and politics as distinctly separate phenomena by studying the law and politics dimension in Swedish party politics. LÄS MER

5. 4. On the Origin and Distributions of the Inclusions in Production-scale ESR and PESR Remelted Ingots and Materials from Different Ingot Sizes and Solidification Structures

   Författare :Eva Sjöqvist Persson; Pär Jönsson; Torbjörn Carlberg; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Materials Science and Engineering; Teknisk materialvetenskap;

   Sammanfattning : The study was carried out with the aim to evaluate the origin, morphology, and distribution of the non-metallic inclusions (NMI) in electro-slag remelted (ESR) steels and in electro-slag remelted steels using a pressured controlled inert atmosphere (PESR). In addition to the NMI studies, the solidification structure in different ingot sizes were studied in order to define the influence of the solidification on the NMI characteristics. LÄS MER

7. 5. Officialprincipen i migrationsprocessen : Domstolens utredningsansvar

   Författare :Isa Cegrell Karlander; Torbjörn Andersson; Vilhelm Persson; Uppsala universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; principle of the ex officio competence; court’s duty to investigate; asylum cases; adjudicating; robustness; procedural migration law; administrative procedural law; officialprincipen; utredningsansvar; robusthet; Migrationsöverdomstolen; förvaltningsprocessrätt; utredningsskyldighet; förvaltningsprocess; migrationsrätt; Administrative Law; Förvaltningsrätt;

   Sammanfattning : The dissertation analyses the court’s duty to investigate when adjudicating migration cases, particularly asylum cases. The duty is stipulated in Section 8 of the Administrative Court Procedure Act. The dissertation aims to clarify the meaning of the provision. The court shall ensure that a case is as well investigated as its nature requires. LÄS MER