Sökning: "siman"

Hittade 3 avhandlingar innehållade ordet siman.

  1. 1. Lithostratigraphy and alteration at the Rävliden North VMS deposit, Skellefte district, Sweden

    Författare :Filip Simán; Nils Jansson; Foteini Liwicki; Tobias Hermansson; Denis Schlatter; Luleå tekniska universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Ore Geology; Malmgeologi;

    Sammanfattning : Technological and societal developments in the past century have greatly increased our society’s demand for metals, many which occur in polymetallic ores mined in the Skellefte district, northern Sweden. Near-surface deposits are becoming depleted and as such targeting of deep deposits is needed, which places special demand on effective management, processing and interpretation of geological data obtained from exploration drill holes. LÄS MER

  3. 2. Helicobacter pylori and its Association with Gastric and Oesophageal Carcinomas

    Författare :Henrik Simán; Internmedicin - epidemiologi; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Gastroenterologi; Gastro-enterology; Western blot; CagA; Helicobacter pylori; Gastric adenocarcinoma; Oesophageal carcinoma;

    Sammanfattning : Helicobacter pylori is one of the most common infections in man. The infection is often acquired during childhood and usually results in a chronic life-long inflammation in the gastric mucosa. The aim of our studies was to investigate the association between H. pylori seropositivity and the development of gastric and oesophageal carcinomas. LÄS MER

  4. 3. Congenital malformations in experimental diabetic pregnancy : Aetiology and antioxidative treatment

    Författare :Martin Simán; Uppsala universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cell biology; Diabetes; pregnancy; teratology; malformations; embryo; fetus; cataract; sorbitol; antioxidants; butylated hydroxytoluene; vitamin E; vitamin C; TBARS; neural crest cells; Cellbiologi; Cell biology; Cellbiologi; medicinsk cellbiologi; Medical Cell Biology;

    Sammanfattning : Diabetes mellitus in pregnancy causes congenital malformations in the offspring.The aim of this work was to characterize biochemical and morphologic anomaliesin the conceptus of an animal model of diabetic pregnancy. In addition, apreventive treatment against diabetes-induced dysmorphogenesis was developed. LÄS MER