Sökning: "lars löfgren"

Visar resultat 1 - 5 av 7 avhandlingar innehållade orden lars löfgren.

  1. 1. Hormones and breast cancer : aspects on receptor expression and metabolism

    Författare :Lars Löfgren; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :Breast cancer; fine needle aspiration biopsy; tamoxifen; megestrol acetate; SHBG; sex steroid hormone receptors; Syndecan-1;

    Sammanfattning : Breast cancer is the most common malignancy among women in the western world. Sex steroid hormones are implied as risk factors but endocrine regimens are also used in the therapy of breast cancer. Current knowledge about the endocrine and metabolic effects of different treatments is incomplete. LÄS MER

  3. 2. Determination of Volatile Hydrocarbons in Air

    Författare :Lars Löfgren; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : .... LÄS MER

  4. 3. Determination of Volatile Hydrocarbons in Urban Air

    Författare :Lars Löfgren; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; arenes; hydrocarbons; environment; alkenes; motor traffic; photochemical oxidant formation;

    Sammanfattning : In the complex hydrocarbon mixture in urban air, the alkenes and arenes are of particular interest with respect to impact on health and environment. Knowledge of hydrocarbon concentrations in urban air is essential for the assessment and prevention of health hazards and photochemical oxidant formation. LÄS MER

  5. 4. Managing Mega technological projects : The case of the defence industry and Network Centric Warfare projects

    Författare :Lars Löfgren; Institut Polytechnique de Paris; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Försvarssystem; Systems science for defence and security;

    Sammanfattning : This thesis project consists of acomparative work on three different militarymegaprojects regarding Network CentricWarfare, in three different countries: theUnited States, France and Sweden. The aim ofthe comparison is to find similarities anddifferences with respect to why, and if, theprojects failed, or are failing, and if they failed - to what extent. LÄS MER

  7. 5. Colonisation and extinction of vascular plants on islands off the Swedish east coast

    Författare :Anders Löfgren; Lars Ericson; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; plants; ecological succession; colonizing ability; population dynamics; grasslands; islands; Sweden; plant ecology; Plant Ecology; växtekologi;

    Sammanfattning : Persistence of species is a function of colonisation and extinction among patches at a regional scale. A decrease in area and an increased isolation of suitable patches may result in a decreased colonisation rate and an increased extinction rate among species. LÄS MER