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  1. Article

    Open Access

    Epidemiology of 40 blood biomarkers of one-carbon metabolism, vitamin status, inflammation, and renal and endothelial function among cancer-free older adults

    Imbalances of blood biomarkers are associated with disease, and biomarkers may also vary non-pathologically across population groups. We described variation in concentrations of biomarkers of one-carbon metabo...

    Hana Zahed, Mattias Johansson, Per M. Ueland, Øivind Midttun in Scientific Reports (2021)

  2. Article

    Open Access

    A cross-sectional study of inflammatory markers as determinants of circulating kynurenines in the Lung Cancer Cohort Consortium

    Circulating concentrations of metabolites (collectively called kynurenines) in the kynurenine pathway of tryptophan metabolism increase during inflammation, particularly in response to interferon-gamma (IFN-γ)...

    Øivind Midttun, Arve Ulvik, Klaus Meyer, Hana Zahed, Graham G. Giles in Scientific Reports (2023)