Sökning: "Obstetrik och gynekologi"

Visar resultat 1 - 5 av 319 avhandlingar innehållade orden Obstetrik och gynekologi.

  1. 1. Behavioral effects of female sex steroid hormones : models of PMS and PMDD in Wistar rats

    Författare :Magnus Löfgren; Torbjörn Bäckström; Inga-Maj Johansson; Per Södersten; Umeå universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; AGRICULTURAL SCIENCES; LANTBRUKSVETENSKAPER; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; LANTBRUKSVETENSKAPER; MEDICAL AND HEALTH SCIENCES; MEDICAL AND HEALTH SCIENCES; AGRICULTURAL SCIENCES; PMS; PMDD; rats; progesterone; estradiol; behavior; individual response; stress interaction; tolerance; withdrawal; learning and memory; anxiety.; Biological research on drug dependence; Biologisk beroendeforskning; Endocrinology; Endokrinologi; Obstetrics and gynaecology; Obstetrik och gynekologi; Pharmacological research; Farmakologisk forskning; Obstetrics and gynaecology; Obstetrik och gynekologi; Psychology; Psykologi; obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Background Animal models can be used to mimic human conditions of psychopathology, and also as pre-clinical models to evaluate candidate drugs. With hormonal treatment it is possible to produce behavior in the rat which corresponds to the mental symptoms of pre-menstrual syndrome (PMS), and pre-menstrual dysphoric disorder (PMDD). LÄS MER

  2. 2. Allopregnanolone effects on food intake and weight gain

    Författare :Ellinor Holmberg; Torbjörn Bäckström; Bo Söderpalm; Umeå universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICAL AND HEALTH SCIENCES; allopregnanolone; neurosteroid; GABA; GABAA receptor; food intake; weight gain; obesity; hyperphagia; diurnal rhythm; schedule feeding; high fat diet; electrophysiology; obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Background Obesity is currently one of the major causes of ill health and it is clear that overeatingis the cause of obesity. However, the actions of many endogenous factors that contribute to overeating are still not well understood. LÄS MER

  3. 3. Mechanisms for immune escape in epithelial ovarian cancer

    Författare :Pernilla Israelsson; Ulrika Ottander; Lucia Mincheva-Nilsson; Eva Lundin; Ivan Nagaev; Karin Sundfeldt; Umeå universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICAL AND HEALTH SCIENCES; human; ovarian cancer; high-grade serous cancer; EOC; HGSC; HGSOC; tumor microenvironment; immune escape; immune suppression; cytokines; exosomes; NKG2D; MICA B; ULBP1-3; DNAM-1; surgery; obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Tumors develop mechanisms to subvert the immune system, constituting immune escape. Epithelial ovarian cancer (EOC), the deadliest of all gynecological malignancies, uses a variety of mechanisms to undermine immune surveillance, aiding its establishment and metastatic spreading. LÄS MER

  4. 4. Chlamydia trachomatis as a risk factor for infertility in women and men, and ovarian tumor development

    Författare :Annika Idahl; Ulrika Ottander; Jan I Olofsson; Eva Lundin; Fredrik Elgh; Jorma Paavonen; Umeå universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; antibodies; borderline tumors; Chlamydia trachomatis; cHSP60; DNA; infertility; ovarian cancer; pregnancy rate; RNA; semen characteristics; Obstetrics and gynaecology; Obstetrik och gynekologi; obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Background: Chlamydia trachomatis in women is a risk factor for tubal factor infertility and extra uterine pregnancies, but the impact of a C. trachomatis infection on male fertility is unclear. It is also hypothesized that persistent infection with C. trachomatis, or other microorganisms, might initiate/promote ovarian tumor development. LÄS MER

  5. 5. Acute intermittent porphyria, women and sex hormones. Screening for hepatocellular carcinoma in porphyria

    Författare :Eva Innala; Christer Andersson; Marie Bixo; Torbjörn Bäckström; Raili Kauppinen; Umeå universitet; []
    Nyckelord :MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Obstetrics and gynaecology; Obstetrik och gynekologi; obstetrik och gynekologi; Obstetrics and Gynaecology;

    Sammanfattning : Background:   Porphyrias are inherited disorders with impaired heme biosynthesis. Acute intermittent porphyria (AIP) is the most common porphyria in Sweden. AIP attacks may be life-threatening. Female sex hormones are regarded as important precipitating factors. LÄS MER