Sökning: "biprodukt"

Visar resultat 31 - 32 av 32 avhandlingar innehållade ordet biprodukt.

  1. 31. Magnetic properties of magnetosomal greigite and factors influencing its occurrence and preservation in Baltic Sea Littorina sediments

    Författare :Maja Reinholdsson; Kvartärgeologi; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Baltic Sea; deep basins; mineral magnetic properties; magnetotactic bacteria; magnetosomal greigite; laminated sapropels; organic carbon; geochemistry.;

    Sammanfattning : The Baltic Sea is one of the world’s largest brackish water environments and is today suffering from, for example, eutrophication, spreading hypoxia, accumulations of contaminants and invasive organisms. These problems exist due to a combination of natural features that makes the Baltic Sea a sensitive ecosystem (such as long water residence time, limited water exchange, large catchment area), and anthropogenic pressures on land, (such as agriculture and land-use changes, large human populations and industries) and in the sea (such as transport, fishing and bottom-trawling). LÄS MER

  3. 32. Stress-related peptides in suicide attempters

    Författare :Åsa Westrin; Lund Psykiatri; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; temperament; cortisol; neuropeptide Y; delta sleep-inducing peptide; somatostatin; beta-endorphin; corticotropin-releasing hormone; hypothalamic pituitary adrenal axis; attempted suicide; affective disorders; Psychiatry; clinical psychology; psychosomatics; Psykiatri; klinisk psykologi; psykosomatik;

    Sammanfattning : A suicide attempt is the best known predictor of completed suicide. It has long been assumed that most suicide attempts are the results of stress. LÄS MER