Jens Lykkesfeldt

Jens Lykkesfeldt

Professor

Member of:

  • Lifepharm

ORCID: 0000-0002-6514-8407

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  1. Published

    Chronic vitamin C deficiency does not accelerate oxidative stress in ageing brains of guinea pigs

    Tveden-Nyborg, Pernille, Andersen, S. H., Miyashita, N., Moos, T., Poulsen, Henrik Enghusen & Lykkesfeldt, Jens, 2012, In: Basic & Clinical Pharmacology & Toxicology Online. 110, 6, p. 524-529 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Chronic vitamin C deficiency promotes redox imbalance in the brain but does not alter sodium-dependent vitamin C transporter 2 expression

    Paidi, M. D., Schjoldager, J. G., Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2014, In: Nutrients. 6, 5, p. 1809-1822 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    Circadian Variation in the Response to Experimental Endotoxemia and Modulatory Effects of Exogenous Melatonin

    Alamili, M., Klein, M., Lykkesfeldt, Jens, Rosenberg, J. & Gögenur, I., 2013, In: Chronobiology International. 30, 9, p. 1174-1180 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    Clarithromycin, trimethoprim, and penicillin and oxidative nucleic acid modifications in humans: randomised, controlled trials

    Larsen, E. L., Cejvanovic, V., Kjær, L. K., Pedersen, M. T., Popik, S. D., Hansen, L. K., Andersen, Jon Thor Trærup, Solem, Espen Victor Jimenez, Broedbaek, K., Petersen, M., Weimann, A., Henriksen, T., Lykkesfeldt, Jens, Torp-Pedersen, C. & Poulsen, Henrik Enghusen, Aug 2017, In: British Journal of Clinical Pharmacology. 83, 8, p. 1643-1653

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    Clindamycin is neuroprotective in experimental Streptococcus pneumoniae meningitis compared with ceftriaxone

    Böttcher, T., Ren, H., Goiny, M., Gerber, J., Lykkesfeldt, Jens, Kuhnt, U., Lotz, M., Bunkowski, S., Werner, C., Schau, I., Spreer, A., Christen, S. & Nau, R., 2004, In: Journal of Neurochemistry. 91, 6, p. 1450-1460 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Co-bedding of Preterm Newborn Pigs Reduces Necrotizing Enterocolitis Incidence Independent of Vital Functions and Cortisol Levels

    Brunse, Anders, Peng, Y., Li, Y., Lykkesfeldt, Jens & Sangild, Per Torp, 2021, In: Frontiers in Pediatrics. 9, 636638.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Collagen remodelling and plasma ascorbic acid levels in patients suspected of inherited bleeding disorders harbouring germline variants in collagen‐related genes

    Fager Ferrari, M., Zetterberg, E., Rossing, Caroline Maria, Manon‐jensen, T., Pehrsson, M., Karsdal, M. A., Lykkesfeldt, Jens & Leinoe, E., 2021, In: Haemophilia. 27, 1, p. e69-e77

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    Comparison of Three Sample Preparation Procedures for the Quantification of L-Arginine, Asymmetric Dimethylarginine, and Symmetric Dimethylarginine in Human Plasma Using HPLC-FLD

    Schou-Pedersen, A. M. V. & Lykkesfeldt, Jens, 1 Feb 2018, In: Journal of Analytical Methods in Chemistry. 2018, 7 p., 6148515.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Comparison of the neuromuscular effects of two infusion rates of rocuronium in anesthetized pigs

    Pedersen, Kamilla, Kruhøffer, L. L., Lykkesfeldt, Jens & Kousholt, B. S., 2022, In: Acta Veterinaria Scandinavica. 64, 38.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Controlled exposure to particulate matter from urban street air is associated with decreased vasodilation and heart rate variability in overweight and older adults

    Hemmingsen, J. G., Rissler, J., Lykkesfeldt, Jens, Sallsten, G., Kristiansen, J., Møller, Peter & Loft, Steffen, 2015, In: Particle and Fibre Toxicology. 12, 10 p., 6.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Decreased expression of the GLP-1 receptor after segmental artery injury in mice

    Bjørnholm, K. D., Povlsen, G. K., Ougaard, M. E., Pyke, C., Rakipovski, G., Tveden-Nyborg, Pernille, Lykkesfeldt, Jens & Skovsted, Gry Freja, 2021, In: The Journal of endocrinology. 248, 3, p. 289-301 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Delayed insulin absorption correlates with alterations in subcutaneous depot kinetics in rats with diet‐induced obesity

    Gradel, Anna Katrina Jógvansdóttir, Porsgaard, T., Brockhoff, P. M. B., Seested, T., Lykkesfeldt, Jens & Refsgaard, H. H. F., 2019, In: Obesity Science & Practice. 5, 3, p. 281-288

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Depleted myocardial coenzyme Q10 in cavalier king charles spaniels with congestive heart failure due to myxomatous mitral valve disease

    Christiansen, L. B., Reimann, Maria Josefine, Schou-Pedersen, A. M. V., Larsen, Steen, Lykkesfeldt, Jens & Olsen, Lisbeth Høier, 2021, In: Antioxidants. 10, 2, p. 1-13 13 p., 161.

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. Published

    Determination of Ascorbic Acid and Dehydroascorbic Acid in Plasma by High-Performance Liquid Chromatography with Coulometric Detection - Are They Reliable Biomarkers of Oxidative Stress?

    Lykkesfeldt, Jens, Loft, Steffen & Poulsen, Henrik Enghusen, 1995, In: Analytical Biochemistry. 229, p. 329-335

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Determination of ascorbic acid and dehydroascorbic acid in biological samples by high-performance liquid chromatography using subtraction methods: reliable reduction with tris[2-carboxyethyl]phosphine hydrochloride

    Lykkesfeldt, Jens, 2000, In: Analytical Biochemistry. 282, p. 89-93 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Determination of malondialdehyde as dithiobarbituric acid adduct in biological samples by HPLC with fluorescence detection: comparison with ultraviolet-visible spectrophotometry

    Lykkesfeldt, Jens, 2001, In: Clinical Chemistry. 47, 9, p. 1725-1727 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    Determination of reduced and oxidized coenzyme Q10 in canine plasma and heart tissue by HPLC-ECD: Comparison with LC-MS/MS quantification

    Schou-Pedersen, A. M. V., Schemeth, D. & Lykkesfeldt, Jens, 2019, In: Antioxidants. 8, 8, 253.

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    Determination of the disappearance rate of iodine-125 labelled oils from the injection site after intramuscular and subcutaneous administration to pigs

    Weng Larsen, S., Reinvar, E., Svendsen, O., Lykkesfeldt, Jens, Friis, G. J. & Larsen, C., 2001, In: Internation Journal of Pharmaceutics. 230, p. 67-75 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Diet-induced dyslipidemia leads to nonalcoholic fatty liver disease and oxidative stress in guinea pigs

    Tveden-Nyborg, Pernille, Birck, M. M., Ipsen, David Højland, Thiessen, T. S., Feldmann, L. D. B., Lindblad, M. M., Jensen, Henrik Elvang & Lykkesfeldt, Jens, 1 Feb 2016, In: Translational Research. 168, p. 146-160 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Dietary Intervention Accelerates NASH Resolution Depending on Inflammatory Status with Minor Additive Effects on Hepatic Injury by Vitamin E Supplementation

    Klaebel, J. H., Rakipovski, G., Andersen, B., Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2020, In: Antioxidants. 9, 9, 808.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Dietary Long-Chain Fatty Acids Accelerate Metabolic Dysfunction in Guinea Pigs with Non-Alcoholic Steatohepatitis

    Pedersen, Kamilla, Ipsen, David Højland, Skat-Rørdam, Josephine, Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2023, In: Nutrients. 15, 2445.

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    Dietary fat stimulates development of NAFLD more potently than dietary fructose in Sprague-Dawley rats

    Jensen, Victoria Svop, Hvid, H., Damgaard, J., Nygaard, H., Ingvorsen, C., Wulff, E. M., Lykkesfeldt, Jens & Fledelius, C., 2018, In: Diabetology and Metabolic Syndrome. 10, 13 p., 4.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    Differential effects of dietary components on glucose intolerance and non‐alcoholic steatohepatitis

    Skat-Rørdam, Josephine, Ipsen, David Højland, Hardam, P. D., Latta, M., Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2021, In: Nutrients. 13, 8, 2523.

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    Differential toxicological response to positively and negatively charged nanoparticles in the rat brain

    Knudsen, K. B., Northeved, H., Ek, P. K., Permin, A., Andresen, T. L., Larsen, S., Wegener, K. M., Lam, H. R. & Lykkesfeldt, Jens, 2014, In: Nanotoxicology. 8, 7, p. 764-774 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    Discrepancies in global vitamin C recommendations: a review of RDA criteria and underlying health perspectives

    Carr, A. C. & Lykkesfeldt, Jens, 2021, In: Critical Reviews in Food Science and Nutrition. 61, 5, p. 742-755 14 p.

    Research output: Contribution to journal › Review › Research › peer-review

  26. Published

    Distribution of enrofloxacin in intestinal tissue and contents of healthy pigs after oral and intramuscular administrations

    Wiuff, C., Lykkesfeldt, Jens, Aarestrup, F. M. & Svendsen, O., 2002, In: Journal of Veterinary Pharmacology and Therapeutics. 25, 5, p. 335-342 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    Distribution of vitamin C is tissue specific with early saturation of the brain and adrenal glands following differential oral dose regimens in guinea pigs

    Andersen, S. H., Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, 2015, In: British Journal of Nutrition. 113, 10, p. 1539-1549 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    Does Aging Affect Vitamin C Status Relative to Intake? Findings from NHANES 2017-2018

    Carr, A. C. & Lykkesfeldt, Jens, 2023, In: Nutrients. 15, 4, 10 p., 892.

    Research output: Contribution to journal › Journal article › Research › peer-review

  29. Published

    Does Glucagon-like Peptide-1 Ameliorate Oxidative Stress in Diabetes? Evidence Based on Experimental and Clinical Studies

    Petersen, Karen Ekkelund, Rakipovski, G., Raun, K. & Lykkesfeldt, Jens, 2016, In: Current Diabetes Reviews. 12, 4, p. 331-358 28 p.

    Research output: Contribution to journal › Review › Research › peer-review

  30. Published

    Does vitamin C deficiency affect cognitive development and function?

    Hansen, S. N., Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, 2014, In: Nutrients. 6, 9, p. 3818-3846 29 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. Published

    Does vitamin C deficiency increase lifestyle-associated vascular disease progression? evidence based on experimental and clinical studies

    Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, 2013, In: Antioxidants & Redox Signaling. 19, 17, p. 2084-2104 21 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Does vitamin C deficiency promote fatty liver disease development?

    Ipsen, David Højland, Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, 2014, In: Nutrients. 6, 12, p. 5473-5499 27 p.

    Research output: Contribution to journal › Review › Research › peer-review

  33. Published

    Does vitamin C deficiency result in impaired brain development in infants?

    Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, 2009, In: Redox Report. 14, 1, p. 2-6 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    Does vitamin C enhance nitric oxide bioavailability in a tetrahydrobiopterin-dependent manner? In vitro, in vivo and clinical studies

    Mortensen, A. & Lykkesfeldt, Jens, 2014, In: Nitric Oxide: Biology and Chemistry. 36, p. 51-57 7 p.

    Research output: Contribution to journal › Review › Research › peer-review

  35. Published

    Does vitamin C matter? A quest for in vivo effects of vitamin C deficiency

    Lykkesfeldt, Jens, 2008, In: Free Radical Research. 42, S1, p. s23 1 p.

    Research output: Contribution to journal › Conference abstract in journal › Research

  36. Published

    Dyslipidemia: Obese or Not Obese-That Is Not the Question

    Ipsen, David Højland, Tveden-Nyborg, Pernille & Lykkesfeldt, Jens, Dec 2016, In: Current Obesity Reports. 5, 4, p. 405-412

    Research output: Contribution to journal › Review › Research › peer-review

  37. Published

    Early life vitamin C deficiency does not alter morphology of hippocampal CA1 pyramidal neurons or markers of synaptic plasticity in a Guinea pig model

    Hansen, S. N., Jørgensen, J. M. B., Nyengaard, J. R., Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2018, In: Nutrients. 10, 6, 749.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    Effect of High Inspiratory Oxygen Fraction on Endothelial Dysfunction in Healthy Volunteers: A Randomized Controlled Cross-over Pilot Study

    Larsen, M. H. H., Ekeløf, S., Kokotovic, D., Schou-Pedersen, A. M. V., Lykkesfeldt, Jens & Gögenur, I., 2017, In: Anesthesia and Analgesia. 125, 5, p. 1793–1796

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    Effect of Remote Ischaemic Preconditioning on Perioperative Endothelial Dysfunction in Non-Cardiac Surgery: A Randomised Clinical Trial

    Wahlstrøm, K. L., Hansen, H. F., Kvist, M., Burcharth, Jakob, Lykkesfeldt, Jens, Gögenur, Ismail & Ekeloef, S., 2023, In: Cells. 12, 6, 14 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    Effect of antioxidant supplementation on insulin sensitivity in response to endurance exercise training

    Yfanti, C., Nielsen, A. R., Åkerström, T., Nielsen, S., Rose, A. J., Richter, Erik A., Lykkesfeldt, Jens, Fischer, C. P. & Pedersen, Bente Klarlund, 2011, In: American Journal of Physiology: Endocrinology and Metabolism. 300, 5, p. E761-E770 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

    Effect of insulin-induced hypoglycaemia on the central nervous system: evidence from experimental studies

    Jensen, Vivi Flou Hjorth, Bøgh, I. B. & Lykkesfeldt, Jens, 2014, In: Journal of Neuroendocrinology. 26, 3, p. 123-150 28 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  42. Published

    Effect of insulin-induced hypoglycaemia on the peripheral nervous system: focus on adaptive mechanisms, pathogenesis and histopathological changes

    Jensen, Vivi Flou Hjorth, Mølck, A., Bøgh, I. B. & Lykkesfeldt, Jens, 2014, In: Journal of Neuroendocrinology. 26, 8, p. 482-496 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    Effect of maternal hypoglycaemia during gestation on materno-foetal nutrient transfer and embryo-foetal development: Evidence from experimental studies focused primarily on the rat

    Jensen, Vivi Flou Hjorth, Mølck, A. M., Lykkesfeldt, Jens & Bøgh, I. B., Apr 2018, In: Reproductive Toxicology. 77, p. 1-24 24 p.

    Research output: Contribution to journal › Review › Research › peer-review

  44. Published

    Effect of melatonin on human nighttime endotoxaemia: randomized, double-blinded, cross-over study

    Alamili, M., Bendtzen, K., Lykkesfeldt, Jens, Rosenberg, Jacob & Gögenur, Ismail, 2014, In: In Vivo. 28, 6, p. 1057-1063 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. Published

    Effect of smoking cessation on plasma ascorbic acid concentration

    Lykkesfeldt, Jens, Priemé, H., Loft, Steffen & Poulsen, Henrik Enghusen, 13 Jul 1996, In: B M J (Clinical Research Edition). 313, 7049, p. 91

    Research output: Contribution to journal › Journal article › Research › peer-review

  46. Published

    Effect of smoking on erythorbic acid pharmacokinetics

    Lykkesfeldt, Jens, Bolbjerg, M. L. & Poulsen, H. E., 2003, In: British Journal of Nutrition. 89, 5, p. 667-671 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Effect of vitamin C and iron chelation on diesel exhaust particle and carbon black induced oxidative damage and cell adhesion molecule expression in human endothelial cells

    Frikke-Schmidt, H. R., Roursgaard, Martin, Lykkesfeldt, Jens, Loft, Steffen, Nøjgaard, J. K. & Møller, Peter, 2011, In: Toxicology Letters. 203, 3, p. 181-189 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Effects of heparin-binding protein (CAP37/azurocidin) in a porcine model of Actinobacillus pleuropneumoniae-induced pneumonia

    Lauritzen, B., Lykkesfeldt, Jens, Djurup, R., Flodgaard, H. & Svendsen, O., 2005, In: Pharmacological Research. 51, 6, p. 509-514 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Effects of two- and twelve-weeks sodium-glucose cotransporter 2 inhibition on DNA and RNA oxidation: two randomized, placebo-controlled trials

    Larsen, E. L., Andersen, A., Kjær, L. K., Eickhoff, M. K., Frimodt-Møller, M., Persson, F., Rossing, Peter, Lykkesfeldt, Jens, Knop, Filip Krag, Vilsbøll, Tina, Rungby, Jørgen & Poulsen, Henrik Enghusen, 2023, In: Free Radical Research. 57, 2, p. 140-151

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Efficacy of fibroblast growth factor 21 in non-alcoholic fatty liver disease in guinea pigs

    Klaebel, J. H., Lykkesfeldt, Jens & Tveden-Nyborg, Pernille, 2022, In: Basic & Clinical Pharmacology & Toxicology. 130, 3, p. 385-393

    Research output: Contribution to journal › Journal article › Research › peer-review

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