Niels H. Secher

Niels H. Secher

Professor emeritus

Member of:

  • Anaesthesiology


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  1. Published

    A Decrease in Spatially Resolved Near-Infrared Spectroscopy-Determined Frontal Lobe Tissue Oxygenation by Phenylephrine Reflects Reduced Skin Blood Flow

    Ogoh, S., Sato, K., Okazaki, K., Miyamoto, T., Secher, F., Sørensen, H., Rasmussen, P. & Secher, Niels H., Apr 2014, In: Anesthesia and Analgesia. 118, 4, p. 823-829 7 p.

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

  2. Published

    A RANDOMIZED, CROSS-OVER STUDY TO INVESTIGATE THE EFFECT OF WEIGHT-BEARING VS NON-WEIGHT-BEARING EXERCISE AND CARDIOVASCULAR STRESS ON TYPE II COLLAGEN TURNOVER IN PATIENTS WITH KNEE OSTEOARTHRITIS - SERUM BIOMARKER DATA FROM THE EFEX-OA-02 STUDY

    Bjerre-Bastos, J. J., Sejersen, Casper Aastrup, Nielsen, H. B., Boesen, M., Secher, Niels H., Distajo, G., Flood, V., Henrotin, Y., Uebelhoer, M., Mackey, Abigail, Krustrup, P., Kitchen, C. -., Petersen, E. E., Thudium, C. S., Andersen, J. R. & Bihlet, A. R., 2022, In: Osteoarthritis and Cartilage. 30, p. S102-S103 2 p.

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

  3. Published

    A cholinergic contribution to the circulatory responses evoked at the onset of handgrip exercise in humans

    Vianna, L. C., Fadel, P. J., Secher, Niels H. & Fisher, J. P., 1 Apr 2015, In: American Journal of Physiology: Regulatory, Integrative and Comparative Physiology. 308, 7, p. R597-604

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

  4. Published

    A large slice of cardiac output or humble pie for the respiratory muscles?

    Secher, Niels H. & Richardson, R. S., 2009, In: Journal of Physiology. 587, Pt 14, p. 3411-

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

  5. Published

    A mesenteric traction syndrome affects near-infrared spectroscopy evaluated cerebral oxygenation because skin blood flow increases

    Olesen, N. D., Sørensen, H., Ambrus, R., Svendsen, Lars Bo, Lund, A. & Secher, Niels H., 2018, In: Journal of Clinical Monitoring and Computing. 32, 2, p. 261-268

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

  6. Published

    A note on arterial to venous oxygen saturation as reference for NIRS-determined frontal lobe oxygen saturation in healthy humans

    Sørensen, H., Secher, Niels H. & Rasmussen, P., 2013, In: Frontiers in Physiology. 4, p. 1-3 3 p., 403.

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

  7. Published

    A reduced gastric corpus microvascular blood flow during Ivor-Lewis esophagectomy detected by laser speckle contrast imaging technique

    Ambrus, R., Svendsen, Lars Bo, Secher, Niels H., Rünitz, K., Frederiksen, H., Svendsen, M. B. S., Siemsen, M., Kofoed, S. C. & Achiam, Michael Patrick, 2017, In: Scandinavian Journal of Gastroenterology. 52, 4, p. 455-461 7 p.

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

  8. Published

    A retrospective cohort study of blood hemoglobin levels in blood donors and competitive rowers

    Johansson, P. I., Ullum, H., Jensen, K. & Secher, Niels H., 2009, In: Scandinavian Journal of Medicine & Science in Sports. 19, 1, p. 92-95 3 p.

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

  9. Published

    ACCURACY OF NONINVASIVE ANESTHETIC MONITORING IN THE ANESTHETIZED GIRAFFE (GIRAFFA CAMELOPARDALIS)

    Bertelsen, Mads Frost, Grondahl, C., Stegmann, G. F., Sauer, C., Secher, Niels H., Hasenkam, J. M., Damkjaer, M., Aalkjaer, C. & Wang, T., 2017, In: Journal of Zoo and Wildlife Medicine. 48, 3, p. 609-615

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

  10. Published

    ADRB2 gly16gly Genotype, Cardiac Output, and Cerebral Oxygenation in Patients Undergoing Anesthesia for Abdominal Aortic Aneurysm Surgery

    Staalso, J. M., Rokamp, K. Z., Olesen, N. D., Lönn, Lars, Secher, Niels H., Olsen, N. V., Mantoni, T., Helgstrand, U. & Nielsen, H. M. B., Dec 2016, In: Anesthesia and Analgesia. 123, 6, p. 1408-1415 8 p.

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

  11. Published

    Absent increase in vertebral artery blood flow during l-arginine infusion in hypertensive men

    Vianna, L. C., Fernandes, I. A., Barbosa, T. C., Amaral, T. G., Rocha, N. G., Secher, Niels H. & Nóbrega, A. C., 2018, In: American Journal of Physiology: Regulatory, Integrative and Comparative Physiology. 315, 4, p. R820-R824 5 p.

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

  12. Published

    Acute volume expansion attenuates hyperthermia-induced reductions in cerebral perfusion during simulated hemorrhage

    Schlader, Z. J., Seifert, T., Wilson, T. E., Bundgaard-Nielsen, M., Secher, Niels H. & Crandall, C. G., 2013, In: Journal of Applied Physiology. 114, 12, p. 1730-1735 6 p.

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

  13. Published

    Administration of platelets to ruptured abdominal aortic aneurysm patients before open surgery: a prospective, single-blinded, randomised study

    Lunen, T. B., Johansson, P. I., Jensen, L. P., Homburg, K. M., Roeder, O. C., Lönn, Lars, Secher, Niels H., Helgstrand, U., Carstensen, M., Jensen, K. B., Lange, Theis, Sillesen, Henrik, Swiatek, F. & Nielsen, H. B., 2018, In: Transfusion Medicine. 28, 5, p. 386-391

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

  14. Published

    An Estimate of Plasma Volume Changes Following Moderate-High Intensity Running and Cycling Exercise and Adrenaline Infusion

    Bjerre-Bastos, J. J., Sejersen, Casper Aastrup, Bihlet, A. R., Secher, Niels H., Mackey, Abigail, Kitchen, C., Drobinski, P., Thudium, C. S. & Nielsen, H. B., 2022, In: Frontiers in Physiology. 13, 8 p., 948097.

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

  15. Published

    An untargeted urine metabolomics approach for autologous blood transfusion detection

    Bejder, Jacob, Gürdeniz, G., Cuparencu, Catalina, Hall, F., Gybel-Brask, M., Andersen, A. B., Dragsted, Lars Ove, Secher, Niels H., Johansson, P. I. & Nordsborg, Nikolai Baastrup, 2021, In: Medicine and Science in Sports and Exercise. 53, 1, p. 236-243 8 p.

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

  16. Published

    Angiopoietin-like protein 4 is an exercise-induced hepatokine in humans, regulated by glucagon and cAMP

    Ingerslev, B., Hansen, J. S., Hoffmann, C., Clemmesen, J. O., Secher, Niels H., Scheler, M., Hrabĕ de Angelis, M., Häring, H. U., Pedersen, Bente Klarlund, Weigert, C. & Plomgaard, P., Oct 2017, In: Molecular Metabolism. 6, 10, p. 1286-1295 10 p.

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

  17. Published

    Arterial diameter during central volume depletion in humans

    Iversen, Helle Klingenberg, Madsen, P., Matzen, S. & Secher, Niels H., 1995, In: European Journal of Applied Physiology and Occupational Physiology. 72, 1-2, p. 165-9 5 p.

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

  18. Published

    Arterial wave reflection decreases gradually from supine to upright

    van den Bogaard, B., Westerhof, B. E., Best, H., Davis, S. C. A. T., Secher, Niels H., van den Born, B. H. & van Lieshout, J. J., 2011, In: Blood Pressure. 20, 6, p. 370-5 6 p.

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

  19. Published

    Association between fatigue and failure to preserve cerebral energy turnover during prolonged exercise

    Nybo, Lars, Møller, K., Pedersen, Bente Klarlund, Nielsen, B. & Secher, Niels H., 2003, In: Acta Physiologica (Print Edition). 179, 1, p. 67-74 8 p.

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

  20. Published

    Association between fatigue and failure to preserve cerebral energy turnover during prolonged exercise

    Nybo, Lars, Møller, Kirsten, Pedersen, Bente Klarlund, Nielsen, B. & Secher, Niels H., 31 Dec 2003, In: Acta Physiologica Scandinavica. 179, 1, p. 67-74 8 p.

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

  21. Published

    Association between intramuscular fat in the arm following arm training and INSIG2

    Popadic Gacesa, J. Z., Secher, Niels H., Momcilovic, M. & Grujic, N. G., Dec 2014, In: Scandinavian Journal of Medicine & Science in Sports. 24, 6, p. 907-912 6 p.

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

  22. Published

    Association of the intraoperative peripheral perfusion index with postoperative morbidity and mortality in acute surgical patients: a retrospective observational multicentre cohort study

    Agerskov, M., Thusholdt, A. N. W., Holm-Sørensen, H., Wiberg, S., Meyhoff, Christian Sylvest, Højlund, Jakob, Secher, Niels H. & Foss, Nicolai Bang, 2021, In: British Journal of Anaesthesia. 127, 3, p. 396-404 9 p.

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

  23. Published

    Atrial Natriuretic Peptide and Acute Changes in Central Blood Volume by Hyperthermia in Healthy Humans

    Wiis Vogelsang, T., Marving, J., G. Crandall, C., Wilson, C., C. Yoshiga, C., Secher, Niels H., Hesse, B. & Kjær, Andreas, 2012, In: The Open Neuroendocrinology Journal. 5, p. 1-4 4 p.

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

  24. Published

    Atrial fibrillation is associated with lean body mass in postmenopausal women

    Worm, M. S., Bager, C. L., Blair, J. P. M., Secher, Niels H., Riis, B. J., Christiansen, C. & Nielsen, H. B., 2020, In: Scientific Reports. 10, 1, 573.

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

  25. Published

    Attenuated pulsatile transition to the cerebral vasculature during high-intensity interval exercise in young healthy men

    Sugawara, J., Hashimoto, T., Tsukamoto, H., Secher, Niels H. & Ogoh, S., 2023, In: Experimental Physiology. 108, 8, p. 1057-1065 9 p.

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

  26. Published

    Autonomic control of heart rate by metabolically sensitive skeletal muscle afferents in humans

    Fisher, J. P., Seifert, T., Hartwich, D., Young, C. N., Secher, Niels H., Fadel, P. J., Fisher, J. P., Seifert, T., Hartwich, D., Young, C. N., Secher, Niels H. & Fadel, P. J., 1 Apr 2010, In: European Respiratory Journal. 588, Pt 7, p. 1117-27 11 p.

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

  27. Published

    Beneficial effects of elevating cardiac preload on left-ventricular diastolic function and volume during heat stress: implications toward tolerance during a hemorrhagic insult

    Brothers, R. M., Pecini, R., Dalsgaard, M., Bundgaard-Nielsen, M., Wilson, T. E., Secher, Niels H. & Crandall, C. G., 2014, In: American Journal of Physiology: Regulatory, Integrative and Comparative Physiology. 307, 8, p. R1036-41

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

  28. Published

    Blood flow in internal carotid and vertebral arteries during orthostatic stress

    Sato, K., Fisher, J. P., Seifert, T., Overgaard, M., Secher, Niels H. & Ogoh, S., 2012, In: Experimental Physiology. 97, 12, p. 1272-80

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

  29. Published

    Blood glucose and brain metabolism in exercise

    Secher, Niels H., T, S., HB, N., B, Q. & T, M., 2009, Exercise and Cognitive Function. McMorris, T., Tomporowski, P. D. & Audifferen, M. (eds.). West Sussex: Wiley, Vol. 10. p. 193-212 19 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  30. Published

    Blood lactate is an important energy source for the human brain

    van Hall, Gerrit, Stromstad, M., Rasmussen, P., Jans, O., Zaar, M., Gam, C. M. B., Quistorff, B., Secher, Niels H. & Nielsen, H. B., 2009, In: Journal of Cerebral Blood Flow and Metabolism. 29, 6, p. 1121-9 9 p.

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

  31. Published

    Blood pooling in extrathoracic veins after glossopharyngeal insufflation

    Mijacika, T., Frestad, D., Kyhl, K., Barak, O., Drvis, I., Secher, Niels H., Buca, A., Obad, A., Dujic, Z. & Madsen, P. L., Apr 2017, In: European Journal of Applied Physiology. 117, 4, p. 641-649 9 p.

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

  32. Published

    Blood temperature and perfusion to exercising and non-exercising human limbs

    González-Alonso, J., Calbet, J. A. L., Boushel, R., Helge, Jørn Wulff, Søndergaard, H., Munch-Andersen, T., van Hall, Gerrit, Mortensen, S. P. & Secher, Niels H., 1 Oct 2015, In: Experimental Physiology. 100, 10, p. 1118-1131 14 p.

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

  33. Published

    Both acute and prolonged administration of EPO reduce cerebral and systemic vascular conductance in humans

    Rasmussen, P., Kim, Y., Krogh-Madsen, Rikke, Lundby, C., Olsen, N. V., Secher, Niels H. & van Lieshout, J. J., Mar 2012, In: FASEB journal : official publication of the Federation of American Societies for Experimental Biology. 26, 3, p. 1343-8 6 p.

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

  34. Published

    Brain and skin do not contribute to the systemic rise in erythropoietin during acute hypoxia in humans

    Rasmussen, P., Nordsborg, Nikolai Baastrup, Taudorf, S., Sørensen, H., Berg, Ronan Martin Griffin, Jacobs, R. A., Bailey, D. M., Olsen, N. V., Secher, Niels H., Møller, Kirsten & Lundby, C., 2012, In: F A S E B Journal. 26, 5, p. 1831-1834 4 p.

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

  35. Published

    Brain nonoxidative carbohydrate consumption is not explained by export of an unknown carbon source: evaluation of the arterial and jugular venous metabolome

    Rasmussen, P., Nyberg, N., Jaroszewski, J. W., Krogh-Madsen, Rikke, Secher, Niels H. & Quistorff, B., 2010, In: Journal of Cerebral Blood Flow and Metabolism. 30, 6, p. 1240-1246

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

  36. Published

    Brain nonoxidative carbohydrate consumption is not explained by export of an unknown carbon source: evaluation of the arterial and jugular venous metabolome

    Rasmussen, P., Nyberg, N., Jaroszewski, J. W., Krogh-Madsen, Rikke, Secher, Niels H. & Quistorff, B., 1 Jun 2010, In: Journal of Cerebral Blood Flow and Metabolism. 30, 6, p. 1240-6 7 p.

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

  37. Published

    CHANGES IN PLASMA VOLUME WHEN MEASURING BIOCHEMICAL MARKERS OF JOINT TISSUE TURNOVER IN RELATION TO ACUTE PHYSICAL ACTIVITY

    Bjerre-Bastos, J., Sejersen, C., Nielsen, H. B., Secher, Niels H., Kitchen, C. C., Miller, C. P., Mackey, Abigail & Bihlet, A. R., 2022, In: Annals of the Rheumatic Diseases. 81, p. 1618-1618 1 p., AB0984.

    Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

  38. Published

    CO2 supplementation dissociates cerebral oxygenation and middle cerebral artery blood velocity during maximal cycling

    Hansen, R. K., Nielsen, P. S., Schelske, M. W., Secher, Niels H. & Volianitis, S., 2020, In: Scandinavian Journal of Medicine and Science in Sports. 30, 3, p. 399-407 9 p.

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

  39. Published

    Can a central blood volume deficit be detected by systolic pressure variation during spontaneous breathing?

    Dahl, M., Hayes, C., Steen Rasmussen, B., Larsson, A. & Secher, Niels H., 11 Aug 2016, In: BMC Anesthesiology. 16, p. 1-8 8 p., 58.

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

  40. Published

    Carbon monoxide reduces near-infrared spectroscopy determined 'total' hemoglobin: a human volunteer study

    Niemann, M. J., Sørensen, H., Siebenmann, C., Lundby, C. & Secher, Niels H., 2017, In: Scandinavian Journal of Clinical and Laboratory Investigation. 77, 4, p. 259-262

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

  41. Published

    Cardiac output during exercise: a comparison of four methods

    Siebenmann, C., Rasmussen, P., Sørensen, H., Zaar, M., Hvidtfeldt, M., Pichon, A., Secher, Niels H. & Lundby, C., Feb 2015, In: Scandinavian Journal of Medicine & Science in Sports. 25, 1, p. e20-7

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

  42. Published

    Cardiac output during exercise is related to plasma atrial natriuretic peptide but not to central venous pressure in humans

    Yoshiga, C., Dawson, E. A., Volianitis, S., Warberg, J. & Secher, Niels H., Mar 2019, In: Experimental Physiology. 104, 3, p. 379-384

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

  43. Published

    Cardiorespiratory limitations to performance

    Secher, Niels H. & RJ, M., 2009, The Olympic Textbook of Science in Sports. West Sussex: Wiley-Blackwell, p. 307-323 16 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  44. Published

    Cardiorespiratory responses to high-intensity skeletal muscle metaboreflex activation in chronic obstructive pulmonary disease

    Iepsen, Ulrik Winning, Ryrsø, C. K., Rugbjerg, M., Secher, Niels H., Barbosa, T. C., Lange, Peter, Thaning, P., Pedersen, Bente Klarlund, Mortensen, S. P. & Fadel, P. J., 2021, In: Clinical Physiology and Functional Imaging. 41, 2, p. 146-155 10 p.

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

  45. Published

    Cardiovascular and ventilatory responses to electrically induced cycling with complete epidural anaesthesia in humans

    Kjær, Michael, Perko, G., Secher, Niels H., Boushel, R. C., Beyer, N., Pollack, S., Horn, A., Fernandes, A. M., Mohr, T. & Lewis, S. F., 1 Jun 1994, In: Acta physiologica Scandinavica. 151, 2, p. 199-207 9 p.

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

  46. Published

    Cardiovascular control during exercise: insights from spinal cord-injured humans

    Dela, Flemming, Mohr, T., Jensen, C. M. R., Haahr, H., Secher, Niels H., Biering-Sørensen, Fin & Kjær, Michael, 2003, In: Circulation. 107, 16, p. 2127-33 7 p.

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

  47. Published

    Cardiovascular control during whole body exercise

    Volianitis, S. & Secher, Niels H., 2016, In: Journal of Applied Physiology. 121, 2, p. 376-390 15 p.

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

  48. Published

    Carotid baroreflex function at the onset of cycling in men

    Barbosa, T. C., Vianna, L. C., Hashimoto, T., Petersen, Lonnie Grove, Olesen, N. D., Tsukamoto, H., Sørensen, H., Ogoh, S., Nóbrega, A. C. L. & Secher, Niels H., 1 Nov 2016, In: American Journal of Physiology: Regulatory, Integrative and Comparative Physiology. 311, 5, p. R870-R878 9 p.

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

  49. Published

    Case report: (Pre)syncopal symptoms associated with a negative internal jugular venous pressure

    Olesen, N. D., van Lieshout, J. J., Fisher, J. P., Seifert, T., Nielsen, H. B. & Secher, Niels H., 2014, In: Frontiers in Physiology. 5, p. 1-5 5 p., 317.

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

  50. Published

    Central and cerebrovascular effects of leg crossing in humans with sympathetic failure

    Harms, M. P. M., Wieling, W., Colier, W. N. J. M., Lenders, J. W. M., Secher, Niels H., van Lieshout, J. J., Harms, M. P. M., Wieling, W., Colier, W. N. J. M., Lenders, J. W. M., Secher, Niels H. & van Lieshout, J. J., 1 May 2010, In: Clinical Science. 118, 9, p. 573-81 9 p.

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

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ID: 3104085