Andreas Mæchel Fritzen
Associate Professor
Endocrinology and Metabolism
Blegdamsvej 3
2200 København N.
Denmark
- 2024
- 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 journal › Journal article › peer-review
- 2023
- 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 journal › Journal article › peer-review
- 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 proceeding › Book chapter › Research › peer-review
- 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. 2515-2529Research output: Contribution to journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 2022
- 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 journal › Journal article › peer-review
- 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 journal › Review › peer-review
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 journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 2021
- 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, , 2021, In: Nature Communications. 12, 9 p., 1041.Research output: Contribution to journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 2020
- 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 journal › Journal article › peer-review
- Published
Cancer causes metabolic perturbations associated with reduced insulin-stimulated glucose uptake in peripheral tissues and impaired muscle microvascular perfusion
Han, X., Raun, Steffen Henning, Carlsson, Michala, Sjøberg, K. A., Henriquez-Olguín, Carlos, Ali, Mona Sadek, Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel, Møller, Lisbeth L V, Li, Z., Li, J., Jensen, Thomas Elbenhardt, Kiens, Bente & Sylow, Lykke, 2020, In: Metabolism - Clinical and Experimental. 105, 14 p., 154169.Research output: Contribution to journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Review › peer-review
- 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, , 2020, In: Molecular Metabolism. 40, 17 p., 101028.Research output: Contribution to journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Review › peer-review
- 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 journal › Journal article › peer-review
- 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 journal › Review › peer-review
- 2019
- 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 journal › Journal article › peer-review
- Published
Dietary fuels in athletic performance
Fritzen, Andreas Mæchel, Lundsgaard, Anne-Marie & Kiens, Bente, 2019, In: Annual Review of Nutrition. 39, p. 45-73 29 p.Research output: Contribution to journal › Review › peer-review
- Published
Fatty acid type-specific regulation of SIRT1 does not affect insulin sensitivity in human skeletal muscle
Fritzen, Andreas Mæchel, Lundsgaard, Anne-Marie, Jeppesen, J. F., Sjøberg, K. A., Høeg, L. D., Deleuran, H. H., Wojtaszewski, Jørgen F P, Richter, Erik A. & Kiens, Bente, 2019, In: F A S E B Journal. 33, 4, p. 5510-5519 10 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Human Paneth cell α-defensin-5 treatment reverses dyslipidemia and improves glucoregulatory capacity in diet-induced obese mice
Larsen, I. S., Fritzen, Andreas Mæchel, Carl, Christian Strini, Agerholm, M., Damgaard, Mads Vargas, Holm, J. B., Marette, A., Nordkild, P., Kiens, Bente, Kristiansen, Karsten, Wehkamp, J. & Jensen, Benjamin Anderschou Holbech, 2019, In: American Journal of Physiology: Endocrinology and Metabolism. 317, 1, p. E42-E52 11 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Insulin tolerance test under anaesthesia to measure tissue-specific insulin-stimulated glucose disposal
Fazakerley, D. J., Fritzen, Andreas Mæchel, Nelson, M. E., Thorius, I. H., Cooke, K. C., Humphrey, S. J., Cooney, G. J. & James, D. E., 2019, In: Bio-protocol. 9, 2, 13 p., e3146.Research output: Contribution to journal › Journal article › peer-review
- 2018
- Published
Molecular regulation of fatty acid oxidation in skeletal muscle during aerobic exercise
Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel & Kiens, Bente, 2018, In: Trends in Endocrinology and Metabolism. 29, 1, p. 18-30 13 p.Research output: Contribution to journal › Review › peer-review
- 2017
- Published
Circulating FGF21 in humans is potently induced by short term overfeeding of carbohydrates
Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel, Sjøberg, K. A., Myrmel, L. S., Madsen, L., Wojtaszewski, Jørgen F P, Richter, Erik A. & Kiens, Bente, 2017, In: Molecular Metabolism. 6, 1, p. 22-29 8 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Exercise physiology in men and women
Lundsgaard, Anne-Marie, Fritzen, Andreas Mæchel & Kiens, Bente, 2017, Principles of Gender-Specific Medicine: Gender in the Genomic Era. Legato, M. J. (ed.). 3. ed. Amsterdam: Academic Press, p. 526-542 18 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Education › peer-review
- Published
FGF21 does not require adipocyte AMP-activated protein kinase (AMPK) or the phosphorylation of acetyl-CoA carboxylase (ACC) to mediate improvements in whole-body glucose homeostasis
Mottillo, E. P., Desjardins, E. M., Fritzen, Andreas Mæchel, Zou, V. Z., Crane, J. D., Yabut, J. M., Kiens, Bente, Erion, D. M., Lanba, A., Granneman, J. G., Talukdar, S. & Steinberg, G. R., 2017, In: Molecular Metabolism. 6, 6, p. 471-481 11 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Mammalian target of rapamycin complex 2 regulates muscle glucose uptake during exercise in mice
Kleinert, Maximilian, Parker, B. L., Fritzen, Andreas Mæchel, Knudsen, Jonas Roland, Jensen, Thomas Elbenhardt, Kjøbsted, Rasmus, Sylow, Lykke, Ruegg, M. A., James, D. E. & Richter, Erik A., 2017, In: Journal of Physiology. 595, 14, p. 4845-4855 11 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Opposite regulation of insulin sensitivity by dietary lipid versus carbohydrate excess
Lundsgaard, Anne-Marie, Sjøberg, K. A., Høeg, L. D., Jeppesen, J., Jordy, A. B., Serup, A. K. L., Fritzen, Andreas Mæchel, Pilegaard, Henriette, Myrmel, L. S., Madsen, L., Wojtaszewski, Jørgen F P, Richter, Erik A. & Kiens, Bente, 2017, In: Diabetes. 66, 10, p. 2583-2595 13 p.Research output: Contribution to journal › Journal article › peer-review
- 2016
- Published
Dietary fat drives whole-body insulin resistance and promotes intestinal inflammation independent of body weight gain
Jensen, Benjamin Anderschou Holbech, Nielsen, Thomas Svava, Fritzen, Andreas Mæchel, Holm, J. B., Fjære, E., Serup, A. K. L., Borkowski, K., Risis, S., Pærregaard, S. I., Søgaard, I., Poupeau, A. A. G., Poulsen, M., Ma, Tao, Sina, C., Kiens, Bente, Madsen, L., Kristiansen, Karsten & Treebak, Jonas Thue, 2016, In: Metabolism. 65, 12, p. 1706-1719 14 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Emerging Roles of AMP-Activated Protein Kinase: The Role of AMPK in Regulatin of Substrate Utilisation During and After Acute Exercise, Adipose Tissue Metabolism During Weight Loss, and Autophagy in Skeletal Muscle During Acute Exercise
Fritzen, Andreas Mæchel, 2016, Department of Nutrition, Exercise and Sports, Faculty of Science, University of Copenhagen. 138 p.Research output: Book/Report › Ph.D. thesis
- Published
Regulation of autophagy in human skeletal muscle: effects of exercise, exercise training and insulin stimulation
Fritzen, Andreas Mæchel, Madsen, A. L. B., Kleinert, Maximilian, Treebak, Jonas Thue, Lundsgaard, Anne-Marie, Jensen, Thomas Elbenhardt, Richter, Erik A., Wojtaszewski, Jørgen F P, Kiens, Bente & Frøsig, C., 2016, In: Journal of Physiology. 594, 3, p. 745-761 17 p.Research output: Contribution to journal › Journal article › peer-review
- Published
Role of AMPK in regulation of LC3 lipidation as a marker of autophagy in skeletal muscle
Fritzen, Andreas Mæchel, Frøsig, C., Jeppesen, J. F., Jensen, Thomas Elbenhardt, Lundsgaard, Anne-Marie, Serup, A. K. L., Schjerling, Peter, Proud, C. G., Richter, Erik A. & Kiens, Bente, 2016, In: Cellular Signalling. 28, 6, p. 663-674 12 p.Research output: Contribution to journal › Journal article › peer-review
- Published
mTORC2 and AMPK differentially regulate muscle triglyceride content via Perilipin 3
Kleinert, Maximilian, Parker, B. L., Chaudhuri, R., Fazakerley, D. J., Serup, A. K. L., Thomas, K. C., Krycer, J. R., Sylow, Lykke, Fritzen, Andreas Mæchel, Hoffman, N. J., Jeppesen, J. F., Schjerling, P., Ruegg, M. A., Kiens, Bente, James, D. E. & Richter, Erik A., 2016, In: Molecular Metabolism. 5, 8, p. 646-655 10 p.Research output: Contribution to journal › Journal article › peer-review
- 2015
- Published
5´AMP activated protein kinase α2 controls substrate metabolism during post-exercise recovery via regulation of pyruvate dehydrogenase kinase 4
Fritzen, Andreas Mæchel, Lundsgaard, Anne-Marie, Jeppesen, J., Christiansen, M. L. B., Biensø, R. S., Dyck, J. R. B., Pilegaard, Henriette & Kiens, Bente, 2015, In: Journal of Physiology. 593, 21, p. 4765-4780 16 p.Research output: Contribution to journal › Journal article › peer-review
- Published
New Nordic Diet induced weight loss is accompanied by changes in metabolism and AMPK signalling in adipose tissue
Fritzen, Andreas Mæchel, Lundsgaard, Anne-Marie, Jordy, A. B., Poulsen, S. K., Stender, Steen, Pilegaard, Henriette, Astrup, A., Larsen, T. M., Wojtaszewski, Jørgen F P, Richter, Erik A. & Kiens, Bente, 2015, In: Journal of Clinical Endocrinology and Metabolism. 100, 9, p. 3509-3519 11 p.Research output: Contribution to journal › Journal article › peer-review
- Published
SIK2 regulates CRTCs, HDAC4 and glucose uptake in adipocytes
Henriksson, E., Säll, J., Gormand, A., Wasserstrom, S., Morrice, N. A., Fritzen, Andreas Mæchel, Foretz, M., Campbell, D. G., Sakamoto, Kei, Ekelund, M., Degerman, E., Stenkula, K. G. & Göransson, O., 2015, In: Journal of Cell Science. 128, 3, p. 472-486 15 p.Research output: Contribution to journal › Journal article › peer-review
- 2013
- Published
LKB1 regulates lipid oxidation during exercise independently of AMPK
Jeppesen, J. F., Maarbjerg, S. J., Jordy, A. B., Fritzen, Andreas Mæchel, Pehmøller, C., Sylow, Lykke, Serup, A. K. L., Jessen, N., Thorsen, K., Prats Gavalda, Clara, Qvortrup, Klaus, Dyck, J. R. B., Hunter, R. W., Sakamoto, Kei, Thomson, D. M., Schjerling, Peter, Wojtaszewski, Jørgen F P, Richter, Erik A. & Kiens, Bente, 2013, In: Diabetes. 62, 5, p. 1490-1499 10 p.Research output: Contribution to journal › Journal article › peer-review
ID: 35319052
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mTORC2 and AMPK differentially regulate muscle triglyceride content via Perilipin 3
Research output: Contribution to journal › Journal article › peer-review
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352
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Circulating FGF21 in humans is potently induced by short term overfeeding of carbohydrates
Research output: Contribution to journal › Journal article › peer-review
Published -
187
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Insulin tolerance test under anaesthesia to measure tissue-specific insulin-stimulated glucose disposal
Research output: Contribution to journal › Journal article › peer-review
Published