Academic article

• Anja Linde; Eva Gerdts; Bjørg Tilde Svanes Fevang et al. (2025). Factors associated with left ventricular mass during disease modifying antirheumatic drug therapy in patients with rheumatoid arthritis: the Joint Heart study. (external link)
• Valeria Valim; Fabíola R. Oliveira; Samira T. Miyamoto et al. (2025). Kynurenines and neopterin are interferon-gamma-inducible biomarkers for Sjögren's disease. (external link)
• Mikael Thomassen Neset; Arve Ulvik; Kristian Løvås et al. (2025). Insight into the metabolic shifts in Graves’ hyperthyroidism: a study of acylcarnitine and lipid profiles. (external link)
• Indu Dhar; Gard Frodahl Tveitevåg Svingen; Arve Ulvik et al. (2025). Serum Vitamin A Is Associated with Variations in the Relationship between Plasma B6 Vitamers and Cardiovascular Disease Risk. (external link)
• Heidi Vihovde Sandvig; Ingvild Tina Saltvedt; Trine Holt Edwin et al. (2025). Associations between systemic inflammation and cognitive trajectories post-stroke. (external link)
• Arve Ulvik; Øivind Midttun; Eva Kristine Ringdal Pedersen et al. (2014). Evidence for increased catabolism of vitamin B-6 during systemic inflammation. (external link)
• Peder Rustøen Braadland; Annika Bergquist; Martin Kummen et al. (2023). Clinical and biochemical impact of vitamin B6 deficiency in primary sclerosing cholangitis before and after liver transplantation. (external link)
• Katinka Nordheim Alme; Arve Ulvik; Torunn Askim et al. (2021). Neopterin and kynurenic acid as predictors of stroke recurrence and mortality: a multicentre prospective cohort study on biomarkers of inflammation measured three months after ischemic stroke. (external link)
• Anne Lise Bjørke Monsen; Arve Ulvik; Roy Miodini Nilsen et al. (2016). Impact of Pre-Pregnancy BMI on B Vitamin and Inflammatory Status in Early Pregnancy: An Observational Cohort Study. (external link)
• Mona Synnøve Nilsen; Regine Åsen Jersin; Arve Ulvik et al. (2020). 3-hydroxyisobutyrate, a strong marker of insulin resistance in type 2 diabetes and obesity that modulates white and brown adipocyte metabolism. (external link)
• Björn Gylling; Robin Myte; Arve Ulvik et al. (2019). One-carbon metabolite ratios as functional B-vitamin markers and in relation to colorectal cancer risk. (external link)
• Ellen M Apalset; Clara Gram Gjesdal; Per Magne Ueland et al. (2014). Interferon (IFN)-γ-mediated inflammation and the kynurenine pathway in relation to bone mineral density: The Hordaland Health Study. (external link)
• Arve Ulvik; J.J. Koornstra; Ola Røkke et al. (1995). Påvisning av aktivert protoonkogen (Ki-ras) i avføringsprøver. Ny laboratorieanalyse for tidlig diagnostikk av kolorektar cancer. (external link)
• Hui Zuo; Per Magne Ueland; Simone Eussen et al. (2015). Markers of vitamin B6 status and metabolism as predictors of incident cancer: The Hordaland Health Study. (external link)
• Simone Eussen; Roy Miodini Nilsen; Øivind Midttun et al. (2013). North-south gradients in plasma concentrations of B-vitamins and other components of one-carbon metabolism in Western Europe: results from the European Prospective Investigation into Cancer and Nutrition (EPIC) Study. (external link)
• Hui Zuo; Ottar Nygård; Stein Emil Vollset et al. (2017). Smoking, plasma cotinine and risk of atrial fibrillation: the Hordaland Health Study. (external link)
• Stefan De Vogel; Arve Ulvik; Klaus Meyer et al. (2014). Sarcosine and other metabolites along the choline oxidation pathway in relation to prostate cancer – a large nested case-control study within the JANUS cohort in Norway. (external link)
• Indu Dhar; Gard Frodahl Tveitevåg Svingen; Espen Øglænd Bjørnestad et al. (2023). B-vitamin Treatment Modifies the Mortality Risk Associated with Calcium Channel Blockers in Patients with Suspected Stable Angina Pectoris: A Prospective Cohort Study. (external link)
• Tore Ivar Malmei Aarsland; Elisabeth Toverud Landaas; Tor-Arne Hegvik et al. (2015). Serum concentrations of kynurenines in adult patients with attention-deficit hyperactivity disorder (ADHD): A case-control study. (external link)
• Ingrid Valheim Hagen; Anita Helland; Marianne Bratlie et al. (2023). Serum concentrations of amino acids and tryptophan metabolites are affected by consumption of a light breakfast: a clinical intervention study in adults with overweight or obesity. (external link)
• Tor A Strand; Manjeswori Ulak; Ingrid Kvestad et al. (2018). Maternal and infant vitamin B12 status during infancy predict linear growth at 5 years. (external link)
• Tore Ivar Malmei Aarsland; Ieva Leskauskaite; Øivind Midttun et al. (2019). The effect of electroconvulsive therapy (ECT) on serum tryptophan metabolites. (external link)
• Arve Ulvik; Simon Steinar Hustad; Adrian Mccann et al. (2017). Ratios of one-carbon metabolites are functional markers of B-vitamin status in a Norwegian coronary angiography screening cohort. (external link)
• Hui Zuo; Per Magne Ueland; Øivind Midttun et al. (2017). Results from the European prospective investigation into cancer and nutrition link vitamin B6 catabolism and lung cancer risk. (external link)
• Roy Miodini Nilsen; Anne Lise Bjørke Monsen; Øivind Midttun et al. (2012). Maternal tryptophan and kynurenine pathway metabolites and risk of preeclampsia. (external link)
• Åslaug Matre Anfinsen; Hanne Rosendahl-Riise; Ottar Kjell Nygård et al. (2023). Exploratory analyses on the effect of time since last meal on concentrations of amino acids, lipids, one-carbon metabolites, and vitamins in the Hordaland Health Study. (external link)
• Hui Zuo; Per Magne Ueland; Øivind Midttun et al. (2019). Vitamin B6 catabolism and lung cancer risk: Results from the Lung Cancer Cohort Consortium (LC3). (external link)
• Stein-Erik Hafstad Solvang; Allison Hodge; Leiv Watne et al. (2022). Kynurenine Pathway Metabolites in the Blood and Cerebrospinal Fluid Are Associated with Human Aging. (external link)
• Anita Helland; Marianne Bratlie; Ingrid Valheim Hagen et al. (2022). Consumption of a light meal affects serum concentrations of one-carbon metabolites and B-vitamins. A clinical intervention study. (external link)
• Hui Zuo; Grethe S. Tell; Per Magne Ueland et al. (2018). The PAr index, an indicator reflecting altered vitamin B-6 homeostasis, is associated with long-term risk of stroke in the general population: the Hordaland Health Study (HUSK). (external link)
• Oscar Aubi Catevilla; Karina Skjervheim Prestegård; Kunwar Jung K C et al. (2021). The Pah-R261Q mouse reveals oxidative stress associated with amyloid-like hepatic aggregation of mutant phenylalanine hydroxylase. (external link)
• Arve Ulvik; Marta Ebbing; Steinar Hustad et al. (2010). Long- and short-term effects of tobacco smoking on circulating concentrations of B vitamins. (external link)
• Arve Ulvik; Per Magne Ueland; Åse Fredriksen et al. (2007). Functional inference of the methylenetetrahydrofolate reductase 677 C > T and 1298A > C polymorphisms from a large-scale epidemiological study. (external link)
• Adrian McCann; Giil Lasse Melvær; Arve Ulvik et al. (2019). Plasma amino acids and incident type 2 diabetes in patients with coronary artery disease. (external link)
• S.C. Mohn; Arve Ulvik; Roland Jureen et al. (2004). Duplex real-time PCR assay for rapid detection of ampicillin-resistant Enterococcus faecium. (external link)
• Indu Dhar; Gard Frodahl Tveitevåg Svingen; Eva Ringdal Pedersen et al. (2022). Physical activity and risk of all-cause mortality in patients with stable angina pectoris: Effect modification by β-blocker treatment. (external link)
• Joyce Y. Huang; Lesley M. Butler; Øivind Midttun et al. (2018). A prospective evaluation of serum kynurenine metabolites and risk of pancreatic cancer. (external link)
• Rama Kiblawi; Andreana N. Holowatyj; Biljana Gigic et al. (2020). One-carbon metabolites, B vitamins and associations with systemic inflammation and angiogenesis biomarkers among colorectal cancer patients: Results from the ColoCare Study. (external link)
• Heidi Vihovde Sandvig; Stina Aam; Katinka Nordheim Alme et al. (2024). Neopterin, kynurenine metabolites, and indexes related to vitamin B6 are associated with post-stroke cognitive impairment: The Nor-COAST study. (external link)
• Joyce Y. Huang; Hung N. Luu; Lesley M. Butler et al. (2020). A prospective evaluation of serum methionine-related metabolites in relation to pancreatic cancer risk in two prospective cohort studies. (external link)
• Øivind Midttun; Arve Ulvik; Ottar Nygård et al. (2018). Performance of plasma trigonelline as a marker of coffee consumption in an epidemiologic setting. (external link)
• Eva Ringdal Pedersen; Nora Tuseth; Simone Eussen et al. (2015). Associations of plasma kynurenines with risk of acute myocardial infarction in patients with stable angina pectoris. (external link)
• Arve Ulvik; Eva Ringdal Pedersen; Gard Frodahl Tveitevåg Svingen et al. (2016). Vitamin B-6 catabolism and long-term mortality risk in patients with coronary artery disease. (external link)
• Svetlana Konstantinova; Grethe S Tell; Stein Emil Vollset et al. (2008). Dietary patterns, food groups, and nutrients as predictors of plasma choline and betaine in middle-aged and elderly men and women. (external link)
• Anne J.M.R. Geijsen; Eline H. van Roekel; Fränzel J.B. van Duijnhoven et al. (2019). Plasma metabolites associated with colorectal cancer stage: Findings from an international consortium. (external link)
• Anne J.M.R. Geijsen; Stefanie Brezina; Pekka Keski-Rahkonen et al. (2019). Plasma metabolites associated with colorectal cancer: A discovery-replication strategy. (external link)
• Øivind Midttun; Arve Ulvik; Eva Kristine Ringdal Pedersen et al. (2011). Low plasma vitamin B-6 status affects metabolism through the kynurenine pathway in cardiovascular patients with systemic inflammation. (external link)
• Simon Steinar Hustad; Simone Eussen; Øivind Midttun et al. (2012). Kinetic modeling of storage ffects on biomarkers related to B vitamin status and one-carbon metabolism. (external link)
• Björn Gylling; Robin Myte; Jørn Schneede et al. (2017). Vitamin B-6 and colorectal cancer risk: A prospective population-based study using 3 distinct plasma markers of Vitamin B-6 status. (external link)
• Arve Ulvik; Despoina Theofylaktopoulou; Øivind Midttun et al. (2013). Substrate product ratios of enzymes in the kynurenine pathway measured in plasma as indicators of functional vitamin B-6 status. (external link)
• Jon Sigurd Sande; Arve Ulvik; Øivind Midttun et al. (2019). Vitamin B-6 Status Correlates with Disease Activity in Rheumatoid Arthritis Patients During Treatment with TNFα Inhibitors. (external link)
• Joanna L Clasen; Alicia K. Heath; Heleen Van Puyvelde et al. (2021). A comparison of complementary measures of vitamin B6 status, function, and metabolism in the European Prospective Investigation into Cancer and Nutrition (EPIC) study. (external link)
• Simon Steinar Hustad; Bjørn Gunnar Nedrebø; Per Magne Ueland et al. (2004). Phenotypic expression of the methylenetetrahydrofolate reductase 677C->T polymorphism and flavine cofactor availability in thyroid dysfunction. (external link)
• D. Øgreid; Arve Ulvik; A. Horn et al. (1994). Determination of Ki-ras mutations in pancreatic carcinoma. (external link)
• Jie Gao; Arve Ulvik; Adrian McCann et al. (2021). Microheterogeneity and preanalytical stability of protein biomarkers of inflammation and renal function. (external link)
• Anne-Brita Knapskog; Trine Holt Edwin; Per Magne Ueland et al. (2024). Sex-specific associations of kynurenic acid with neopterin in Alzheimer’s disease. (external link)
• Øivind Midttun; Despoina Theofylaktopoulou; Adrian Mccann et al. (2017). Circulating concentrations of biomarkers and metabolites related to Vitamin status, one-carbon and the kynurenine pathways in US, Nordic, Asian, and Australian populations. (external link)
• Marianne Bratlie; Ingrid Valheim Hagen; Anita Helland et al. (2020). Five salmon dinners per week were not sufficient to prevent the reduction in serum vitamin D in autumn at 60° north latitude: A randomised trial. (external link)
• D. Øgreid; Arve Ulvik; A Horn et al. (1994). Ki-ras-analyse av pancreasvæske-aspirat. Ny diagnostisk mulighet ved utredning av pancreascancer. (external link)
• Despoina Theofylaktopoulou; Arve Ulvik; Øivind Midttun et al. (2014). Vitamins B2 and B6 as determinants of kynurenines and related markers of interferon-gamma-mediated immune activation in the community-based Hordaland health study.. (external link)
• Mathilde Hjelle Nitter; Benedicte Wentzel Norgård; Stefan De Vogel et al. (2014). Plasma methionine, choline, betaine, and dimethylglycine in relation to colorectal cancer risk in the European Prospective Investigation into Cancer and Nutrition (EPIC). (external link)
• Ram Krishna Chandyo; Manjeswori Ulak; Ingrid Kvestad et al. (2018). Cobalamin and folate status among breastfed infants in Bhaktapur, Nepal. (external link)
• Alison J. Price; Ruth C. Travis; Paul N. Appleby et al. (2016). Circulating folate and vitamin B12 and risk of prostate cancer: a collaborative analysis of individual participant data from six cohorts including 6875 cases and 8104 controls. (external link)
• Arve Ulvik; Stein Emil Vollset; Svein Hansen et al. (2004). Colorectal cancer and the methylenetetrahydrofolate 677C->T and methionine synthase 2756A->G polymorphism. A study of 2168 case-control pairs from the Janus cohort. (external link)
• Hui Zuo; Grethe Seppola Tell; Stein Emil Vollset et al. (2014). Interferon-γ-induced inflammatory markers and the risk of cancer: The Hordaland Health Study. (external link)
• Anne Brita Knapskog; Mari Aksnes; Trine Holt Edwin et al. (2023). Higher concentrations of kynurenic acid in CSF are associated with the slower clinical progression of Alzheimer's disease. (external link)
• Indu Dhar; Gard Frodahl Tveitevåg Svingen; Eva Ringdal Pedersen et al. (2018). Plasma cystathionine and risk of acute myocardial infarction among patients with coronary heart disease: Results from two independent cohorts. (external link)
• Jicun Ren; Arve Ulvik; Helga Refsum et al. (1998). Chemical mismatch cleavage combined with capillary electrophoresis: detection of mutations exon 8 of the cystathionine beta-synthase gene. (external link)
• W.M. Sardenberg; M.C.L.F.S. Santos; Kathrine Skarstein et al. (2020). Acinar adipose tissue infiltration in salivary gland biopsy is associated with kynurenines-interferon-γ pathway inflammation biomarkers. (external link)
• Anders Lund; Jan Erik Nordrehaug; Grete Slettom et al. (2020). Plasma kynurenines and prognosis in patients with heart failure. (external link)
• Arve Ulvik; Jicun Ren; Helga Refsum et al. (1998). Simultaneous determination of methylenetetrahydrofolate reductase C677T and factor V G1691A genotypes by mutagenically separated PCR and multiple-injection capillary electrophoresis. (external link)
• R. Clarke; P. Woodhouse; Arve Ulvik et al. (1998). Variability and determinants of total homocysteine concentrations in plasma in an elderly population. (external link)
• Indu Dhar; Vegard Lysne; Arve Ulvik et al. (2023). Plasma methylmalonic acid predicts risk of acute myocardial infarction and mortality in patients with coronary heart disease: A prospective 2-cohort study. (external link)
• Tore Ivar Malmei Aarsland; Jan Haavik; Arve Ulvik et al. (2023). The effect of electroconvulsive therapy (ECT) on serum kynurenine pathway metabolites in late-life depression. (external link)
• Arve Ulvik; Stein Emil Vollset; Geir Hoff et al. (2008). Coffee consumption and circulating B-vitamins in healthy middle-aged men and women. (external link)
• Katinka Nordheim Alme; Torunn Askim; Jörg Assmus et al. (2021). Investigating novel biomarkers of immune activation and modulation in the context of sedentary behaviour: a multicentre prospective ischemic stroke cohort study. (external link)
• Eli Skeie; Elin Strand; Eva Ringdal Pedersen et al. (2015). Circulating B-vitamins and smoking habits are associated with serum polyunsaturated fatty acids in patients with suspected coronary heart disease: A cross-sectional study. (external link)
• Maria O'Keeffe; Åge Oterhals; Hrafn Weishaupt et al. (2023). A diet containing cod backbone proteins attenuated the development of mesangial sclerosis and tubular dysfunction in male obese BTBR ob/ob mice. (external link)
• Ester Anne Kringeland; Eva Gerdts; Arve Ulvik et al. (2022). Inflammation, sex, blood pressure changes and hypertension in midlife: the Hordaland Health Study. (external link)
• Anne-Lise Bjørke Monsen; Kristin Varsi; Arve Ulvik et al. (2023). A Vegetarian Diet Significantly Changes Plasma Kynurenine Concentrations. (external link)
• Hui Zuo; Gard Frodahl Tveitevåg Svingen; Grethe S. Tell et al. (2018). Plasma concentrations and dietary intakes of choline and betaine in association with atrial fibrillation risk: Results from 3 prospective cohorts with different health profiles. (external link)
• Sherly X. Li; Allison M. Hodge; Robert J. MacInnis et al. (2021). Inflammation-related marker profiling of dietary patterns and all-cause mortality in the melbourne collaborative cohort study. (external link)
• Arve Ulvik; Øivind Midttun; Adrian McCann et al. (2019). Tryptophan catabolites as metabolic markers of vitamin B-6 status evaluated in cohorts of healthy adults and cardiovascular patients. (external link)
• J.J. Koornstra; Arve Ulvik; Ola Røkke et al. (1995). Ras-oncogendetectie in faeces van patienten met colorectumtumoren. (external link)
• Pedram Paragomi; Renwei Wang; Joyce Y. Huang et al. (2023). The Association between Serum Riboflavin and Flavin Mononucleotide with Pancreatic Cancer: Findings from a Prospective Cohort Study. (external link)
• Øivind Midttun; Arve Ulvik; Klaus Meyer et al. (2023). A cross-sectional study of inflammatory markers as determinants of circulating kynurenines in the Lung Cancer Cohort Consortium. (external link)
• Jicun Ren; Arve Ulvik; Helga Refsum et al. (1999). Applications of Short-Chain Polydimethylacrylamide as Sieving Medium for the Electrophoretic Separation of DNA Fragments and Mutation Analysis in Uncoated Capillaries. (external link)
• Helga Refsum; Anne W. Grindflek; Per Magne Ueland et al. (2004). Screening for serum total homocysteine in newborn children. (external link)
• Guri Fossdal; Peder Rustøen Braadland; Johannes Espolin Roksund Hov et al. (2025). Mitochondrial dysfunction and lipid alterations in primary sclerosing cholangitis. (external link)
• Hans Olav Ueland; Arve Ulvik; Kristian Løvås et al. (2023). Systemic Activation of the Kynurenine Pathway in Graves Disease With and Without Ophthalmopathy. (external link)
• Arve Ulvik; Øivind Midttun; Eva Kristine Ringdal Pedersen et al. (2012). Association of plasma B-6 vitamers with systemic markers of inflammation before and after pyridoxine treatment in patients with stable angina pectoris. (external link)
• Anne-Lise Bjørke Monsen; Kristin Varsi; Sunniva Todnem Sakkestad et al. (2023). Lower levels of the neuroprotective tryptophan metabolite, kynurenic acid, in users of estrogen contraceptives. (external link)
• Julie K. Bassett; Maree T. Brinkman; Pierre-Antoine Dugué et al. (2018). Circulating concentrations of B group vitamins and urothelial cell carcinoma. (external link)
• Hung N. Luu; Pedram Paragomi; Renwei Wang et al. (2022). The Association between Serum Serine and Glycine and Related-Metabolites with Pancreatic Cancer in a Prospective Cohort Study. (external link)
• Helga Bergljot Midtbø; Arve Ulvik; Dana Cramariuc et al. (2024). Influence of cardiorespiratory fitness on obesity-associated inflammation in women and men: The FATCOR study. (external link)
• D. Ryberg; V. Skaug; A. Hewer et al. (1997). Genotypes of glutathione transferase M1 and P1 and their significance for lung DNA adduct levels and cancer risks. (external link)
• Despoina Theofylaktopoulou; Øivind Midttun; Arve Ulvik et al. (2013). A community-based study on determinants of circulating markers of cellular immune activation and kynurenines: the Hordaland Health Study. (external link)
• Despoina Theofylaktopoulou; Øivind Midttun; Per Magne Ueland et al. (2018). Impaired functional vitamin B6 status is associated with increased risk of lung cancer. (external link)
• Giil Lasse Melvær; Øivind Midttun; Helga Refsum et al. (2017). Kynurenine pathway metabolites in Alzheimer's disease. (external link)
• Helga Bergljot Midtbø; Ester Anne Kringeland; Eva Gerdts et al. (2022). Biomarkers of inflammation and left ventricular remodelling in psoriasis patients treated with infliximab. (external link)
• Roy M Nilsen; Stein Emil Vollset; Anne Lise B Monsen et al. (2010). Infant birth size is not associated with maternal intake and status of folate during the second trimester in norwegian pregnant women. (external link)
• Joyce Yongxu Huang; Tricia L Larose; Hung N. Luu et al. (2019). Circulating markers of cellular immune activation in pre-diagnostic blood sample and lung cancer risk in the Lung Cancer Cohort Consortium (LC3). (external link)
• Monika Christensen; Dag Jone Stokke Fadnes; Therese Halvorsen Røst et al. (2018). Inflammatory markers, the tryptophan-kynurenine pathway, and Vitamin B status after bariatric surgery. (external link)
• Stefan De Vogel; Klaus Meyer; Åse Fredriksen et al. (2013). Serum folate and vitamin B12 concentrations in relation to prostate cancer risk-a Norwegian population-based nested case-control study of 3000 cases and 3000 controls within the JANUS cohort. (external link)
• Hui Zuo; Per Magne Ueland; Arve Ulvik et al. (2016). Plasma Biomarkers of Inflammation, the Kynurenine Pathway, and Risks of All-Cause, Cancer, and Cardiovascular Disease Mortality: The Hordaland Health Study. (external link)
• Anne-Lise Bjørke Monsen; Kristin Varsi; Sunniva Todnem Sakkestad et al. (2022). Assessment of vitamin B6 status in never-pregnant, pregnant and postpartum women and their infants. (external link)
• Arve Ulvik; Helga Refsum; L.A.J. Kluijtmans et al. (1997). C677T mutation of methylenetetrahydrofolate reductase gene determined in blood or plasma by multiple injection capillary electrophoresis and laser-induced fluorescence detection. (external link)
• Arve Ulvik; J.J. Koornstra; Ola Røkke et al. (1995). Påvisning av aktivert protoonkogen (Ki-ras) i avføringprøver. (external link)
• Arve Ulvik; J.J. Koornstra; Ola Røkke et al. (1995). Påvisning av aktivert protoonkogen (Ki-ras) i avføringsprøver. En laboratorieanalyse for tidlig diagnostikk av colorectal cancer. (external link)
• Pierre-Antoine Dugué; Allison M. Hodge; Arve Ulvik et al. (2021). Association of Markers of Inflammation, the Kynurenine Pathway and B Vitamins with Age and Mortality, and a Signature of Inflammaging. (external link)
• Jicun Ren; Arve Ulvik; Per Magne Ueland et al. (1997). Analysis of single-strand conformation polymorphism by capillary electrophoresis with laser-induced flourescence detection using short-chain polyacrylamide as sieving medium. (external link)
• Simone Eussen; Per Magne Ueland; Stein Emil Vollset et al. (2015). Kynurenines as predictors of acute coronary events in the Hordaland Health Study. (external link)
• Arve Ulvik; Nina Karin Aarskog; Dagfinn Øgreid (1995). Detection and identification of Ki-ras exon 1 mutations by minigel single-strand conformation polymorphism. (external link)
• Elisabeth Toverud Landaas; Tore Ivar Malmei Aarsland; Arve Ulvik et al. (2016). Vitamin levels in adults with ADHD. (external link)
• Bettina Riedel; Anne M. Molloy; Klaus Meyer et al. (2011). Transcobalamin polymorphism 67A-> G, but not 776C-> G, affects serum holotranscobalamin in a cohort of healthy middle-aged men and women. (external link)

Doctoral thesis (PhD)

• Arve Ulvik; Per Magne Ueland (2005). Colorectal cancer, one-carbon metabolism and related single-nucleotide polymorphisms. Method development and epidemiological studies. (external link)

Academic literature review

• Tore Ivar Malmei Aarsland; Johanne Telnes Instanes; Maj-Britt Rocio Posserud et al. (2022). Changes in tryptophan-kynurenine metabolism in patients with depression undergoing ECT-A systematic review. (external link)
• Per Magne Ueland; Arve Ulvik; Luisa Rios-Avila et al. (2015). Direct and functional biomarkers of vitamin B6 status. (external link)
• Per Magne Ueland; Adrian Mccann; Øivind Midttun et al. (2017). Inflammation, vitamin B6 and related pathways. (external link)

Academic book chapter

• Arve Ulvik; Per Magne Ueland (2004). Assays for methylenetetrahydrofolate reductase polymorphisms. (external link)

Conference poster

• Eva Ringdal Pedersen; Nora Tuseth; Simone Eussen et al. (2014). Associations of plasma kynurenines with risk of acute myocardial infarction in patients with stable angina pectoris. (external link)
• Arve Ulvik; Per Magne Ueland; Stein Emil Vollset et al. (2007). Non-dietary lifestyle determinants of serum folate (coffee, smoking, alcohol, and body-mass index). (external link)
• Arve Ulvik; Åse Fredriksen; Klaus Meyer et al. (2005). The MTHFR 1298A->C polymorphism, effects on serum folate and total homocysteine. (external link)
• Øivind Midttun; Eva Kristine Ringdal Pedersen; Arve Ulvik et al. (2010). Inflammation suggest plasma concentration of 3-hydroxykynurenine as a metabolic marker of vitamin B6 status. (external link)
• Rita Skålevik; Arve Ulvik; Asbjørn Svardal et al. (2004). Determination of folate species and folate-related compounds in serum by liquid chromatography tandem mass spectroscopy. (external link)
• Hui Zuo; Grethe S. Tell; Per Magne Ueland et al. (2017). Vitamin B6-related biomarkers and long-term stroke risk: the Hordaland Health Study. (external link)
• Arve Ulvik; Stein Emil Vollset; Svein Hansen et al. (2004). Serum cysteine, homocysteine and colorectal cancer - a prospective case-control study from the Janus serum collection. (external link)
• Arve Ulvik; Stein Emil Vollset; Svein Hansen et al. (2004). Colorectal cancer and the methylenetetrahydrofolate reductase 677C->T and methionine synthase 2756A->G polymorphisms. A study of 2179 case-control pairs from the Janus cohort. (external link)
• Hui Zuo; Per Magne Ueland; Simone Eussen et al. (2014). Markers of vitamin B6 status and metabolism as predictors of incident cancer: A community-based cohort study. (external link)

Research report

• D. Øgreid; Arve Ulvik; J.J. Koornstra (1996). Fremgangsmåte til deteksjon av Ki-ras mutasjoner. (external link)

Conference lecture

• Arve Ulvik (2009). Short and long-term effects of tobacco smoking on circulating concentrations of the vitamins folate, B6, B12, and riboflavin. (external link)
• Mona Synnøve Nilsen; Regine Åsen Jersin; Adrian McCann et al. (2019). Circulating 3-hydroxyisobutyrate (3-HIB) as a clinical marker of prediabetes and T2D in patients with obesity. (external link)

Conference abstract

• Heidi Vihovde Sandvig; Trine Holt Edwin; Stina Aam et al. (2024). Abstract ID: 0066 Trajectories of post-stroke cognitive function related to systemic inflammatory biomarkers and metabolites: The Nor-COAST study. (external link)

See a complete overview of publications in NVA.