Blar i University of Bergen Library på forfatter "Ueland, Per Magne"
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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
Hagen, Ingrid Valheim; Helland, Anita; Bratlie, Marianne; Midttun, Bjørn Øivind; McCann, Adrian; Ulvik, Arve; Mellgren, Gunnar; Ueland, Per Magne; Gudbrandsen, Oddrun Anita (Journal article; Peer reviewed, 2023)Background Epidemiological studies often investigate amino acids and their metabolites as biomarkers, but do not always consistently use fasting or non-fasting blood samples, or may lack information on the prandial ... -
Transsulfuration metabolites and the association with incident atrial fibrillation – An observational cohort study among Norwegian patients with stable angina pectoris
Svenningsson, Mads Malm; Svingen, Gard Frodahl Tveitevåg; Lysne, Vegard; Ueland, Per Magne; Tell, Grethe S.; Pedersen, Eva Ringdal; Dhar, Indu; Nilsen, Dennis W.T.; Nygård, Ottar (Journal article; Peer reviewed, 2020)Background/aim Plasma total homocysteine (tHcy) is elevated in patients with persistent vs. paroxysmal atrial fibrillation (AF), and has been related to increased risk of new-onset AF. Homocysteine is degraded to cystathionine ... -
Trimethyllysine predicts all-cause and cardiovascular mortality in community-dwelling adults and patients with coronary heart disease
Bjørnestad, Espen Øglænd; Dhar, Indu; Svingen, Gard Frodahl Tveitevåg; Pedersen, Eva Kristine Ringdal; Svenningsson, Mads Malm; Tell, Grethe Seppola; Ueland, Per Magne; Ørn, Stein; Sulo, Gerhard; Laaksonen, Reijo; Nygård, Ottar Kjell (Journal article; Peer reviewed, 2021)Aims Trimethyllysine (TML) is involved in carnitine synthesis, serves as a precursor of trimethylamine N-oxide (TMAO) and is associated with cardiovascular events in patients with established coronary heart disease (CHD). ... -
Tryptophan catabolites as metabolic markers of vitamin B-6 status evaluated in cohorts of healthy adults and cardiovascular patients
Ulvik, Arve; Midttun, Øivind; McCann, Adrian; Meyer, Klaus; Tell, Grethe S.; Nygård, Ottar; Ueland, Per Magne (Journal article; Peer reviewed, 2020)Background Vitamin B-6 status is routinely measured as pyridoxal 5′-phosphate (PLP) in plasma. Low concentrations of PLP are associated with rheumatic, cardiovascular, and neoplastic diseases. We have previously shown ... -
Vegan diet and bone health—results from the cross-sectional RBVD study
Menzel, Juliane; Abraham, Klaus; Stangl, Gabriele I.; Ueland, Per Magne; Obeid, Rima; Schulze, Matthias B.; Herter-Aeberli, Isabelle; Schwerdtle, Tanja; Weikert, Cornelia (Journal article; Peer reviewed, 2021)Scientific evidence suggests that a vegan diet might be associated with impaired bone health. Therefore, a cross-sectional study (n = 36 vegans, n = 36 omnivores) was used to investigate the associations of veganism with ... -
Vitamin B12 and folate status in pregnant females and their infants in Norway: Secondary analysis from the Mommy´s Food Study
Bjørkevoll, Sol Maja Graasvold; Konijnenberg, Carolien; Kvestad, Ingrid Hafting; McCann, Adrian; Ueland, Per Magne; Næss, Synnøve; Dahl, Lisbeth; Kjellevold, Marian; Strand, Tor Arne; Markhus, Maria Wik (Journal article; Peer reviewed, 2023)Background: Vitamin B12 and folate are essential micronutrients important for normal infant growth and development. Objectives: The aims were to describe vitamin B12 and folate status in pregnant females and their infants ... -
Vitamin B6 catabolism and lung cancer risk: Results from the Lung Cancer Cohort Consortium (LC3)
Zuo, Hui; Ueland, Per Magne; Midttun, Øivind; Tell, Grethe S.; Fanidi, Anouar; Zheng, Wei; Shu, Xiao-Ou; Xiang, Yong-Bing; Wu, Jie; Prentice, Ross L.; Pettinger, Mary; Thomson, Cynthia A.; Giles, Graham G.; Hodge, Allison M.; Cai, Qiuyin; Blot, William J.; Johansson, Mikael B.; Hultdin, Johan; Grankvist, Kjell; Stevens, Victoria L.; McCullough, Marjorie L.; Weinstein, Stephanie J.; Albanes, Demetrius; Ziegler, Regina G.; Freedman, Neal David; Caporaso, Neil E.; Langhammer, Arnulf; Hveem, Kristian; Næss, Marit; Buring, Julie E.; Lee, I-Min; Gaziano, John Michael; Severi, Gianluca; Zhang, Xuehong; Stampfer, Meir Jonathan; Han, Jiali; Zeleniuch-Jacquotte, Anne; Marchand, Loïc Le; Yuan, Jian-Min; Wang, Renwei; Koh, Woon-Puay; Gao, Yutang; Ericson, Ulrika C.; Visvanathan, Kala; Jones, Michael R.; Relton, Caroline Laura; Brennan, Paul J.; Johansson, Mattias; Ulvik, Arve (Journal article; Peer reviewed, 2019-03)Background Increased vitamin B6 catabolism related to inflammation, as measured by the PAr index (the ratio of 4-pyridoxic acid over the sum of pyridoxal and pyridoxal-5'-phosphate), has been positively associated with ... -
Within-person reproducibility of proteoforms related to inflammation and renal dysfunction
Gao, Jie; McCann, Adrian; Laupsa-Borge, Johnny; Nygård, Ottar Kjell; Ueland, Per Magne; Meyer, Klaus (Journal article; Peer reviewed, 2022)Protein biomarkers and microheterogeneity have attracted increasing attention in epidemiological and clinical research. Knowledge of within-person reproducibility over time is paramount to determine whether a single ... -
β-blocker use and risk of all-cause mortality in patients with coronary heart disease: effect modification by serum vitamin A
Dhar, Indu; Svingen, Gard Frodahl Tveitevåg; Olsen, Thomas; Lysne, Vegard; Bjørnestad, Espen Øglænd; Ueland, Per Magne; Nygård, Ottar Kjell (Journal article; Peer reviewed, 2021)Aims Blockade of β-adrenoceptors reduces sympathetic nervous system activity and improves survival in patients with heart failure with reduced left ventricular ejection fraction (HFrEF); however, any improvement in ...