Search for dissertations about: "massachusetts"

Showing result 1 - 5 of 14 swedish dissertations containing the word massachusetts.

  2. 1. Fear, Startle, and Fear-Potentiated Startle : Probing Emotion in the Human Brain

    Author : Anna Pissiota; Mats Fredrikson; Scott Rauch; Uppsala universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Psychology; anxiety; attention; brain; fear; fear-potentiated startle; human; neuroimaging; positron emission tomography; posttraumatic stress disorder; regional cerebral blood flow; startle; startle habituation; symptom provocation; Psykologi; Psychology; Psykologi; Psychology; psykologi;

    Abstract : The present thesis explored the neurobiological basis of three aspects of defense behaviors in humans. Positron emission tomography methodology was used, and changes in regional cerebral blood flow (rCBF) were measured as an index of neural activity. READ MORE

  4. 2. Psychological Demands and Decision Latitude Within Health Care Work : Relation to Health and Significance

    Author : Gunnel Ahlberg-Hultén; Robert A. Karasek; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Blood pressure; musculoskeletal symptoms; psychological symptoms; job-strain; stress; demand-control model; reliability; validity; psykologi; Psychology;

    Abstract : The general aim of this thesis is to provide a scientific evaluation of the psychosocial work environment for health care personnel. The theoretical basis is the demand-control model developed by Karasek and Theorell. READ MORE

  5. 3. Development of a general framework for optimization of radiation therapy

    Author : Johan Löf; Andrzej Niemierko; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; medicinsk strålningsfysik; Medical Radiation Physics;

    Abstract : .... READ MORE

  6. 4. Aspects of cytokinesis with particular emphasis on induction of aneuploidy and determination of the cleavage plane

    Author : Niklas Schultz; Sluder Greenfiels; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; toxikologisk genetik; Genetic Toxicology;

    Abstract : This thesis focuses primarily on three aspects on cleavage: the relationship between failure of cleavage and aneuploidy; disruption of the cleavage process by hydrophobic chemicals; and the positioning of the spindle and, thus, the cleavage plane. The established Chinese V79 hamster fibroblast cell line was used as the experimental system. READ MORE

  7. 5. New Technology-Based Firms and Industrial Dynamics Evidence from the Technological System of Biomaterials in Sweden, Ohio and Massachusetts

    Author : Annika Rickne; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; firm development; policy; industrial dynamics; technological system; growth; connectivity; management; biomaterial; new technology-based firm; co-evolution;

    Abstract : The aim of this thesis is to enhance the understanding of the relationship between industrial dynamics and new technology-based firms (henceforth NTBFs). For a population of biomaterials NTBFs in Sweden, Ohio and Massachusetts, we have analyzed two facets of this issue. READ MORE