Sökning: "stress."

Visar resultat 16 - 20 av 4658 avhandlingar innehållade ordet stress..

  1. 16. Exosomes and the NKG2D receptor-ligand system in pregnancy and cancer : using stress for survival

    Författare :Malin Hedlund; Lucia Mincheva-Nilsson; Susanne Gabrielsson; Umeå universitet; []
    Nyckelord :Exsosomes; NKG2D; MICA; MICB; ULBP; human placenta; trophoblast; syncytiotrophoblast; thermal stress; oxidative stress; leukemia; lymphoma; immunologi; Immunology;

    Sammanfattning : Although not obvious at first sight, several parallels can be drawn between pregnancy andcancer. Many proliferative, invasive and immune tolerance mechanisms that supportnormal pregnancy are also exploited by malignancies to establish a nutrient supply andevade or edit the immune response of the host. LÄS MER

  2. 17. Biotic and abiotic stress in microorganisms and plants: Some Mechanisms of Stress and Programmed Cell Death. Genetic Engineering Approaches Towards Improved Stress Tolerance

    Författare :Per-Johan Meijer; Tillämpad biokemi; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; biotic stress; plants; microorganisms; stress tolerance; antifreeze protein; proline; programmed cell death; systemic aquired resistance; Biochemistry; metabolism; Biokemi; Bioteknik; Biotechnology; abiotic stress;

    Sammanfattning : Various forms of stress, such as biotic and abiotic stress, were studied in microorganisms and plants to learn more about the underlying mechanisms of such stress and potential genetic engineering strategies towards stress tolerance. An antifreeze protein from winter flounder, expressed in E. LÄS MER

  3. 18. The moral enterprise in intensive care nursing

    Författare :Agneta Cronqvist; Kim Lützén; Ingegerd Bergbom; Ersta Sköndal högskola; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; caring competence; hermeneutics; intensive care nursing; moral stress; qualitative content analysis; stress support; ethics; nursing; intensive care units ethics; morals; nurses psychology; burnout; professional psychology; stress; Caring sciences; Vårdvetenskap; Ethics; Etik; Caring competence; hermeneutics; intensive care nursing; moral stress; qualitative content analysis; stress support.;

    Sammanfattning : The aims of this thesis were to explore nurses' experiences of stress in the ICU (I), to analyze experiences of moral concerns in intensive care nursing from the perspective of relational ethics (II), to describe the synthesis of the concept of moral stress and to identify preconditions for moral stress (III) and to analyse and describe lived experiences of support in situations characterized by critical care situations and moral stress in intensive care (IV).The design was exploratory and descriptive. LÄS MER

  4. 19. Problemet utan namn? : Neuroser, stress och kön i Sverige från 1950 till 1980

    Författare :Maria Björk; Karin Johannisson; Maja Bondestam; Motzi Eklöf; Uppsala universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; Neuroses; neurosis; stress; health; illness; vague symptoms; history of medicine; housewives; women; gender; modernity; welfare state; medicine; citizenship; man; Woman; psychiatry; psychosomatic; symptoms; Hans Selye; Lennart Levi; Gunnar Lundquist; health care; social medicine; mental hygiene; public medicine; patients charts; sex roles.; History of science and ideas; Idé- o lärdomshistoria; History of Sciences and Ideas; Idé- och lärdomshistoria;

    Sammanfattning : Focusing on Sweden between 1950 and 1980, this doctoral dissertation analyzes and problematizes the process in which a discourse about neurosis and nervous troubles gradually evolved into a discourse about stress. The thesis aims to show how the medical and general discussion about diffuse or vague symptoms transformed and rearticulated ideas and views on society and man, citizenship, gender roles, and medicine. LÄS MER

  5. 20. Stress Coping Strategies in Rainbow Trout (Oncorhynchus mykiss)

    Författare :Joachim Schjolden; Svante Winberg; Felicity Huntingford; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Biology; Salmonid fish; Stress coping; Serotonin; Cortisol; Catecholamines; Monoaminoxidase; Tryptophan; Monoamines; Behaviour; Stress; Biologi; Biology; Biologi;

    Sammanfattning : Animals show a great variety in physiological and behavioural responses to stressors. These responses are often bimodally distributed within populations and show consistency on an individual level over time and across situations, which in terrestrial vertebrates have been identified as proactive and reactive stress coping strategies. LÄS MER