Sökning: "carcinogenicity"

Visar resultat 21 - 24 av 24 avhandlingar innehållade ordet carcinogenicity.

  1. 21. Genotoxic stress : novel biomarkers and detection methods : uncovering RNAs role in epigenetics of carcinogenesis

    Författare :Edyta Zofia Bajak; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Background: Cancer is a complex disease that is caused by the interplay of multiple genes and diverse environmental factors. As such, there has been continual debate as to which component of this complicated process towards development of neoplasia plays the most important role. LÄS MER

  2. 22. Liver tumour promoting effects by polychlorinated biphenyls

    Författare :Marie Haag Grönlund; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :tumour promotion; altered hepatic foci; rat liver; PCB; potency; TEF; interactions; antagonism; biologically based cancer growth models; TCDD;

    Sammanfattning : PCBs cause a number of toxic effects and are present in a variety of biological samples including fish, meat and diary products. Cancer is a serious toxic effect by PCBs that has been observed in animal experiments but the knowledge about PCB induced carcinogenicity is still scarce. LÄS MER

  3. 23. Risk indicators for esophageal cancer : some medical conditions and tobacco-related indicators

    Författare :Kazem Zendehdel; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Because of little progress in the prognosis and survival of esophageal cancer patients, the early diagnosis and prevention have been prioritized. Alcohol consumption and tobacco smoking are the main risk factors of squamous cell carcinoma, and high body mass index and gastroesophageal reflux are strongly linked to adenocarcinoma of the esophagus. LÄS MER

  4. 24. Developmental immunotoxicity of early-life arsenic exposure

    Författare :Sultan Ahmed; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Arsenic exposure, mainly via drinking water and certain food, is a major public health concern because of its association with various types of cancers and other non-cancer adverse health effects. Worldwide, more than one hundred million people are exposed to elevated levels of arsenic on a regular basis. LÄS MER