Andreas Mæchel Fritzen

Andreas Mæchel Fritzen

Associate Professor


  1. 2024
  2. E-pub ahead of print

    Pharmacological activation of PDC flux reverses lipid-induced inhibition of insulin action in muscle during recovery from exercise

    Carl, Christian Strini, Jensen, M. M., Sjøberg, K. A., Constantin-Teodosiu, D., Hill, I. R., Kjøbsted, Rasmus, Greenhaff, P. L., Wojtaszewski, Jørgen F P, Richter, Erik A., Fritzen, Andreas Mæchel & Kiens, Bente, 12 Apr 2024, (E-pub ahead of print) In: Diabetes.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Atlas of exercise-induced brain activation in mice

    Skovbjerg, G., Fritzen, Andreas Mæchel, Svendsen, C. S. A., Perens, J., Skytte, J. L., Lund, Camilla, Lund, Jens, Madsen, M. R., Roostalu, U., Hecksher-Sørensen, J. & Clemmensen, Christoffer, 2024, In: Molecular Metabolism. 82, 14 p., 101907.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 2023
  5. Published

    Dietary medium-chain fatty acids reduce food intake via the GDF15-GFRAL axis in mice

    Kanta, Josephine Maria, Deisen, L., Johann, K., Holm, Stephanie Kjærulff, Lundsgaard, Anne-Marie, Lund, Jens, Jähnert, M., Schürmann, A., Clemmensen, Christoffer, Kiens, Bente, Fritzen, Andreas Mæchel & Kleinert, Maximilian, 2023, In: Molecular Metabolism. 74, 10 p., 101760.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Exercise physiology in women and men

    Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel & Kiens, Bente, 2023, Principles of Gender-Specific Medicine: Sex and Gender-Specific Biology in the Postgenomic Era. Legato, M. J. (ed.). 4 ed. Elsevier, p. 573-587 15 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  7. Published

    Salt-inducible kinases are required for glucose uptake and insulin signaling in human adipocytes

    Säll, J., Lindahl, M., Fritzen, Andreas Mæchel, Fryklund, C., Kopietz, F., Nyberg, E., Warvsten, A., Morén, B., Foretz, M., Kiens, Bente, Stenkula, K. G. & Göransson, O., 2023, In: Obesity. 31, 10, p. 2515-2529

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Skeletal muscle proteins involved in fatty acid transport influence fatty acid oxidation rates observed during exercise

    Maunder, E., Rothschild, J. A., Fritzen, Andreas Mæchel, Jordy, A. B., Kiens, Bente, Brick, M. J., Leigh, W. B., Chang, W. & Kilding, A. E., 2023, In: Pflügers Archiv - European Journal of Physiology. 475, 9, p. 1061-1072 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    TNIK is a conserved regulator of glucose and lipid metabolism in obesity

    Pham, Tang Cam Phung, Dollet, L., Ali, Mona Sadek, Raun, Steffen Henning, Møller, Lisbeth L V, Jafari Kermani, Abbas, Ditzel, N., Andersen, Nicoline Resen, Fritzen, Andreas Mæchel, Gerhart-Hines, Zach, Kiens, Bente, Suomalainen, A., Simpson, S. J., Salling Olsen, M., Kieser, A., Schjerling, Peter, Nieminen, A. I., Richter, Erik A., Havula, E. & Sylow, Lykke, 2023, In: Science Advances. 9, 32, 18 p., eadf7119.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2022
  11. Published

    Measurement of skeletal muscle glucose uptake in mice in response to acute treadmill running

    Møller, Lisbeth L V, Raun, Steffen Henning, Fritzen, Andreas Mæchel & Sylow, Lykke, 2022, In: Journal of Biological Methods. 9, 3, 13 p., e162.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Nutritional optimization for female elite football players - topical review

    de Sousa, M. V., Lundsgaard, Anne-Marie, Christensen, P. M., Christensen, Lars, Randers, M. B., Mohr, M., Nybo, Lars, Kiens, Bente & Fritzen, Andreas Mæchel, 2022, In: Scandinavian Journal of Medicine & Science in Sports. 32, S1, p. 81-104 24 p.

    Research output: Contribution to journalReviewResearchpeer-review

  13. Systems-level analysis of insulin action in mouse strains provides insight into tissue- and pathway-specific interactions that drive insulin resistance

    Nelson, M. E., Madsen, S., Cooke, K. C., Fritzen, Andreas Mæchel, Thorius, I. H., Masson, S. W. C., Carroll, L., Weiss, F. C., Seldin, M. M., Potter, M., Hocking, S. L., Fazakerley, D. J., Brandon, A. E., Thillainadesan, S., Senior, A. M., Cooney, G. J., Stöckli, J. & James, D. E., 2022, In: Cell Metabolism. 34, 2, p. 227-239.e6 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    The GDF15-GFRAL pathway is dispensable for the effects of metformin on energy balance

    Klein, A. B., Nicolaisen, T. S., Johann, K., Fritzen, Andreas Mæchel, Mathiesen, C. V., Gil, Cláudia, Pilmark, N. S., Karstoft, Kristian, Blond, Martin Bæk, Quist, Jonas Salling, Seeley, R. J., Færch, K., Lund, Jens, Kleinert, Maximilian & Clemmensen, Christoffer, 2022, In: Cell Reports. 40, 8, 111258.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 2021
  16. Published

    Pharmacological but not physiological GDF15 suppresses feeding and the motivation to exercise

    Klein, A. B., Nicolaisen, T. S., Ørtenblad, N., Gejl, K. D., Jensen, R., Fritzen, A. M., Larsen, E. L., Karstoft, K., Poulsen, H. E., Morville, T., Sahl, R. E., Helge, J. W., Lund, J., Falk, S., Lyngbæk, M., Ellingsgaard, H., Pedersen, B. K., Lu, W., Finan, B., Jørgensen, S. B. & 5 others, Seeley, R. J., Kleinert, Maximilian, Kiens, Bente, Richter, Erik A. & Clemmensen, Christoffer, 2021, In: Nature Communications. 12, 9 p., 1041.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Small amounts of dietary medium-chain fatty acids protect against insulin resistance during caloric excess in humans

    Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel, Sjøberg, K. A., Kleinert, Maximilian, Richter, Erik A. & Kiens, Bente, 2021, In: Diabetes. 70, 1, p. 91-98 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. 2020
  19. Published

    ApoA-1 improves glucose tolerance by increasing glucose uptake into heart and skeletal muscle independently of AMPKα2

    Fritzen, Andreas Mæchel, Domingo-Espín, J., Lundsgaard, Anne-Marie, Kleinert, Maximilian, Israelsen, I., Carl, Christian Strini, Nicolaisen, T. S., Kjøbsted, Rasmus, Jeppesen, J. F., Wojtaszewski, Jørgen F P, Lagerstedt, J. O. & Kiens, Bente, 2020, In: Molecular Metabolism. 35, 11 p., 100949.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published
  21. Published

    Effect of aerobic exercise training and deconditioning on oxidative capacity and muscle mitochondrial enzyme machinery in young and elderly individuals

    Fritzen, Andreas Mæchel, Andersen, S. P., Qadri, K. A. N., Thøgersen, Frank Dyrehauge, Krag, T., Ørngreen, M. C., Vissing, John & Jeppesen, T. D., 2020, In: Journal of Clinical Medicine. 9, 10, 15 p., 3113.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Glucometabolic consequences of acute and prolonged inhibition of fatty acid oxidation

    Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel, Nicolaisen, T. S., Carl, Christian Strini, Sjøberg, K. A., Raun, Steffen Henning, Klein, A. B., Sanchez-Quant, E., Langer, J., Ørskov, Cathrine, Clemmensen, Christoffer, Tschöp, M. H., Richter, Erik A., Kiens, Bente & Kleinert, Maximilian, 2020, In: Journal of Lipid Research. 61, 1, p. 10-19 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Growth factor-dependent and -independent activation of mTORC2

    Knudsen, Jonas Roland, Fritzen, Andreas Mæchel, James, D. E., Jensen, Thomas Elbenhardt, Kleinert, Maximilian & Richter, Erik A., 2020, In: Trends in Endocrinology and Metabolism. 31, 1, p. 13-24 12 p.

    Research output: Contribution to journalReviewResearchpeer-review

  24. Published

    Inducible deletion of skeletal muscle AMPKα 1 reveals that AMPK is required for nucleotide balance but dispensable for muscle glucose uptake and fat oxidation during exercise

    Hingst, J. R., Kjøbsted, R., Birk, J. B., Jørgensen, N. O., Larsen, M. R., Kido, K., Larsen, J. K., Kjeldsen, S. A. S., Fentz, J., Frøsig, C., Holm, S., Fritzen, A. M., Dohlmann, T. L., Larsen, S., Foretz, M., Viollet, B., Schjerling, P., Overby, P., Halling, J. F., Pilegaard, H. & 2 others, Hellsten, Ylva & Wojtaszewski, Jørgen F P, 2020, In: Molecular Metabolism. 40, 17 p., 101028.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Pharmacological targeting of α3β4 nicotinic receptors improves peripheral insulin sensitivity in mice with diet-induced obesity

    Jall, S., De Angelis, M., Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel, Nicolaisen, T. S., Klein, A. B., Novikoff, A., Sachs, S., Richter, Erik A., Kiens, Bente, Schramm, K., Tschöp, M. H., Stemmer, K., Clemmensen, Christoffer, Müller, T. D. & Kleinert, Maximilian, 2020, In: Diabetologia. 63, 6, p. 1236-1247 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Preserved capacity for adaptations in strength and muscle regulatory factors in elderly in response to resistance exercise training and deconditioning

    Fritzen, Andreas Mæchel, Thøgersen, F. D., Qadri, K. A. N., Krag, T., Sveen, M., Vissing, John & Jeppesen, T. D., 2020, In: Journal of Clinical Medicine. 9, 7, 15 p., 2188.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    The importance of fatty acids as nutrients during post-exercise recovery

    Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel & Kiens, Bente, 2020, In: Nutrients. 12, 2, 14 p., 280.

    Research output: Contribution to journalReviewResearchpeer-review

  28. Published

    Thyroid hormone receptor α in skeletal muscle is essential for T3-mediated increase in energy expenditure

    Nicolaisen, T. S., Klein, A. B., Dmytriyeva, O., Lund, Jens, Ingerslev, L. R., Fritzen, Andreas Mæchel, Carl, Christian Strini, Lundsgaard, Anne-Marie, Frost, M., Ma, Tao, Schjerling, P., Gerhart-Hines, Zach, Flamant, F., Gauthier, K., Larsen, Steen, Richter, Erik A., Kiens, Bente & Clemmensen, Christoffer, 2020, In: F A S E B Journal. 34, 11, p. 15480-15491 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Tuning fatty acid oxidation in skeletal muscle with dietary fat and exercise

    Fritzen, Andreas Mæchel, Lundsgaard, Anne-Marie & Kiens, Bente, 2020, In: Nature Reviews Endocrinology. 16, 12, p. 683-696 14 p.

    Research output: Contribution to journalReviewResearchpeer-review

  30. 2019
  31. Published

    Adaptations in mitochondrial enzymatic activity occurs independent of genomic dosage in response to aerobic exercise training and deconditioning in human skeletal muscle

    Fritzen, Andreas Mæchel, Thøgersen, F. B., Thybo, K., Vissing, C. R., Krag, T. O., Ruiz-Ruiz, C., Risom, L., Wibrand, F., Høeg, L. D., Kiens, Bente, Duno, M., Vissing, John & Jeppesen, T. D., 2019, In: Cells. 8, 3, 16 p., 237.

    Research output: Contribution to journalJournal articleResearchpeer-review

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