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Michael Kjær

copenhagen university hospital

125H-index
1.0KPaper Count
5.4WCitation Count
Published Papers 302
Publication Date
Protein synthesis in collagenous and non-collagenous fractions of human patellar tendon: Influence of tendinopathy and short-term exercise
err2026-08-17
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PREAI
errAnn Damgaard; Jakob Agergaard; Olivia Thorsgaard; Asta Stenbøg; Grith Højfeldt; Rene B. Svensson; Gerrit van Hall; S. Peter Magnusson; Michael Kjær
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Nicotinamide and Pyridoxine Supplementation Enhances Muscle Stem Cell Activity and Muscle Regeneration in Humans: A Randomized Placebo-Controlled Clinical Trial of High Force Eccentric Contraction Recovery in Healthy Young Men
err2026-03-24
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errOAAI
errGrith Højfeldt; Joris Michaud; Ann Damgaard; Karoline Karlog; Eugenia Migliavacca; Sonia Karaz; Elham Pazirandeh-Micol; Odd E. Johansen; Leonidas G. Karagounis; Bjørk W. Helge; William Hagemann; Michael Kjaer; Jerome N. Feige; Pascal Stuelsatz; Abigail L. Mackey
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Increased Blood Flow and Tendon Swelling Precedes Vascular Expansion and Tissue Matrix Changes In Early Human Tendinopathy: A Potential Window for Superior Treatment Response
err2025-12-01
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errOAAI
errMerkel, Max F. R.; Malmgaard-clausen, Nikolaj M.; Lendal, Marius; Siebner, Hartwig R.; Svensson, Rene B.; Dakin, Stephanie G.; Kruger, Marcus; Schmidt, Luisa; Agergaard, Jakob; Yeung, Ching-yan Chloe; Magnusson, S. Peter; Kjaer, Michael
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Consensus Statements—Optimizing Performance of the Elite Athlete
err2025-08-09
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errOAAI
errJens Bangsbo; Morten Hostrup; Ylva Hellsten; Mette Hansen; Anna Melin; Michael Kjær; Jamie F. Burr; Lars Engebretsen; Brendan Egan; Anthony C. Hackney; Toby L. Chambers; Andrew M. Jones; Yannis Pitsiladis; Peter Magnusson; Jesper Petersen; Atul S. Deshmukh; Jose A. L. Calbet; Kirsty Elliott-Sale; Mike Joyner; Jesper L. Andersen; Peter M. Christensen; Michael R. Dünweber; Tue Rømer; Kate A. Wickham; Søren K. Jessen; Julie Kissow; Jan S. Jeppesen; Lukas Moesgaard
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Serum C-Terminal Agrin Fragment With Acute and Long-Term Exercise and Angiotensin II Type I Receptor Blockade
err2025-06-04
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errOAAI
errCasper Soendenbroe; Mette F. Heisterberg; Jesper L. Andersen; Michael Kjaer; Abigail L. Mackey
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Heavy resistance training provides short-term benefits on bone formation in well-functioning older adults
errBONE
IF3.6
err2025-04-01
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errOAAI
errBloch-Ibenfeldt, Mads; Gates, Anne Theil; Jorgensen, Niklas Rye; Linneberg, Allan; Aadahl, Mette; Kjaer, Michael; Boraxbekk, Carl-Johan
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Effects of Protein Supplementation During Early Rehabilitation on Muscle Volume and Function After Acute Muscle Strain Injuries: A Randomized Controlled Trial
err2025-04-01
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PREAI
errMertz, Kenneth H.; Sorensen, Helene H.; Lorentz, Charlotte; Johansen, Elena; Fredskild, Niels U.; Wulff, Mette With; Svensson, Rene B.; Kjaer, Maria B.; Linden, Frederik Hvid; Kjaer, Michael; Bayer, Monika L.
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Achilles tendinopathy
err2025-03-27
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PREAI
errTraweger, Andreas; Scott, Alex; Kjaer, Michael; Wezenbeek, Evi; Scattone Silva, Rodrigo; Kennedy, John G.; Butler, James J.; Gomez-Florit, Manuel; Gomes, Manuela E.; Snedeker, Jess G.; Dakin, Stephanie G.; Wildemann, Britt
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No long-term benefits from resistance training on brain grey matter volumes in active older adults at retirement age
err2025-02-21
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errOAAI
errBloch-Ibenfeldt, Mads; Demnitz, Naiara; Gates, Anne Theil; Garde, Ellen; Siebner, Hartwig R.; Kjaer, Michael; Boraxbekk, Carl-Johan
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Dilemma in the Treatment of Sports Injuries in Athletes: Tendon Overuse, Muscle Strain, and Tendon Rupture
err2025-02-20
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errOAAI
errKjaer, Michael; Petersen, Jesper; Dunweber, Michael Ries; Andersen, Jesper Lovind; Engebretsen, Lars; Magnusson, Stig Peter
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Fibre type differences in the organisation of mononuclear cells and myonuclei at the tips of human myofibres
err2025-01-22
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errOAAI
errHoegsbjerg, Christian; Mobjerg, Ask; Yeung, Ching-Yan Chloe; Schjerling, Peter; Krogsgaard, Michael R.; Koch, Manuel; Kjaer, Michael; von Keudell, Arvind G.; Mackey, Abigail L.
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Application of multispectral optoacoustic tomography for lower limb musculoskeletal sports injuries in adults
err2024-12-01
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errOAAI
errSvensson, Rene B.; Agergaard, Anne-Sofie; Sardella, Thomas; Reichl, Charlene; Hjortshoej, Mikkel H.; Bayer, Monika L.; Hoeffner, Rikke; Couppe, Christian; Kjaer, Michael; Magnusson, S. Peter
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Muscle fibroblasts and stem cells stimulate motor neurons in an age and exercise-dependent manner
err2024-11-18
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errOAAI
errSoendenbroe, Casper; Schjerling, Peter; Bechshoft, Cecilie J. L.; Svensson, Rene B.; Schaeffer, Laurent; Kjaer, Michael; Chazaud, Benedicte; Jacquier, Arnaud; Mackey, Abigail L.
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Clinical and Imaging Outcomes Over 12 Weeks in Elite Athletes With Early-Stage Tendinopathy
err2024-10-02
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errOAAI
errMeulengracht, Christopher Strandberg; Seidler, Marc; Svensson, Rene Bruggebusch; Kracht, Mathilde; Zeidan, Ahmad; Christensen, Kasper Ornsvig; Jensen, Mikkel Holm Hjortshoj; Hansen, Phillip; Boesen, Mikael; Brushoj, Christoffer; Magnusson, Stig Peter; Bahr, Roald; Kjaer, Michael; Couppe, Christian
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Heavy resistance training at retirement age induces 4-year lasting beneficial effects in muscle strength: a long-term follow-up of an RCT
err2024-06-18
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errOAAI
errBloch-Ibenfeldt, Mads; Gates, Anne Theil; Karlog, Karoline; Demnitz, Naiara; Kjaer, Michael; Boraxbekk, Carl-Johan
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Increased Risk of Tendon Injury Following Structured Care in Patients With Type 2 Diabetes: Post Hoc Analysis of a Large Randomized Controlled Trial With 19 Years of Follow-up
err2024-05-23
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errOAAI
errStausholm, Martin B.; Siersma, Volkert; Koster-Rasmussen, Rasmus; Waagepetersen, Asger; Pedersen, Zandra O.; Magnusson, S. P.; Kjaer, Michael; Couppe, Christian
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Widespread Vascularization and Correlation of Glycosaminoglycan Accumulation to Tendon Pain in Human Plantar Fascia Tendinopathy
err2024-05-06
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PREAI
errMerkel, Max F. R.; Svensson, Rene B.; Jakobsen, Jens R.; Mackey, Abigail L.; Schjerling, Peter; Herzog, Robert B.; Magnusson, S. Peter; Konradsen, Lars; Krogsgaard, Michael R.; Kjaer, Michael; Johannsen, Finn E.
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Tendon Elongation and Function After Delayed or Standard Loading of Surgically Repaired Achilles Tendon Ruptures: A Randomized Controlled Trial
err2024-02-14
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PREAI
errHoeffner, Rikke; Agergaard, Anne-Sofie; Svensson, Rene B.; Cullum, Camilla; Mikkelsen, Rasmus Kramer; Konradsen, Lars; Krogsgaard, Michael; Boesen, Mikael; Kjaer, Michael; Magnusson, S. Peter
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