Helena Carstensen

Helena Carstensen

Resident, Assistant Professor


  1. 2024
  2. Published

    Atrial fibrillation as a risk factor for exercise-induced pulmonary haemorrhage following a standardised exercise test

    Hansen, Sanni, Dam Otten, Nina, Nissen, Sarah Dalgas, Carstensen, Helena, Hopster-Iversen, Charlotte, Fjeldborg, Julie, Staun, S. H., Fenner, Merle Friederike, Hesselkilde, E. M. & Buhl, Rikke, 2024, In: Equine Veterinary Journal. 56, 3, p. 552-561

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Structural and electro-anatomical characterization of the equine pulmonary veins: implications for atrial fibrillation

    Kjeldsen, S. T., Nissen, Sarah Dalgas, Saljic, Arnela, Hesselkilde, E. M., Carstensen, Helena, Sattler, Stefan M, Jespersen, Thomas, Dr Linz, Dominik Karl, Hopster-Iversen, Charlotte, Kutieleh, R., Sanders, P. & Buhl, Rikke, 2024, In: Journal of Veterinary Cardiology. 52, p. 1-13

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Accepted/In press

    Mechanical properties, collagen and glycosaminoglycan content of equine superficial digital flexor tendons are not affected by training

    Yeung, Ching-Yan Chloé, Svensson, R. B., Mogensen, N. M. B., Merkel, M. F. R., Schjerling, P., Jokipii-Utzon, A., Zhang, C., Carstensen, Helena, Buhl, Rikke & Kjaer, M., 2024, (Accepted/In press) In: Journal of Anatomy.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2023
  6. Published

    Long-Term Training Increases Atrial Fibrillation Sustainability in Standardbred Racehorses

    Carstensen, Helena, Nissen, Sarah Dalgas, Saljic, Arnela, Hesselkilde, E. M., van Hunnik, A., Hohl, M., Sattler, Stefan M, Fløgstad, C., Hopster-Iversen, Charlotte, Verheule, S., Böhm, M., Schotten, U., Jespersen, Thomas & Buhl, Rikke, 2023, In: Journal of Cardiovascular Translational Research. 16, p. 1205–1219

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Muscarinic acetylcholine receptors M2 are upregulated in the atrioventricular nodal tract in horses with a high burden of second-degree atrioventricular block

    Nissen, Sarah Dalgas, Saljic, Arnela, Carstensen, Helena, Braunstein, T. H., Hesselkilde, E. M., Kjeldsen, S. T., Hopster-Iversen, Charlotte, D’Souza, A., Jespersen, Thomas & Buhl, Rikke, 2023, In: Frontiers in Cardiovascular Medicine. 10, 10 p., 1102164.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 2022
  9. Published

    Atrial fibrillatory rate as predictor of recurrence of atrial fibrillation in horses treated medically or with electrical cardioversion

    Buhl, Rikke, Hesselkilde, E. M., Carstensen, Helena, Hopster-Iversen, Charlotte, van Loon, G., Decloedt, A., van Steenkiste, G., Marr, C. M., Reef, V. B., Schwarzwald, C. C., Mitchell, K. J., Nostell, K., Nogradi, N., Nielsen, Søren Saxmose, Carlson, J. & Platonov, P. G., 2022, In: Equine Veterinary Journal. 54, 6, p. 1013-1022 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Electrocardiographic characteristics of trained and untrained standardbred racehorses

    Nissen, Sarah Dalgas, Weis, R., Krag-Andersen, E. K., Hesselkilde, E. M., Isaksen, Jonas L., Carstensen, Helena, Kanters, Jørgen K., Dr Linz, Dominik Karl, Sanders, P., Hopster-Iversen, Charlotte, Jespersen, Thomas, Pehrson, S. & Buhl, Rikke, 2022, In: Journal of Veterinary Internal Medicine. 36, 3, p. 1119-1130

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Electrocardiographic Changes in a Horse with Induced Myocardial Infarction

    Weis, R., Carstensen, Helena, Sattler, Stefan M, Buhl, Rikke & Hesselkilde, E. M., 2022, In: Animals. 12, 10, 1272.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 2021
  13. Published

    Detection of atrial fibrillation with implantable loop recorders in horses

    Buhl, Rikke, Hesselkilde, E. M., Carstensen, Helena, Fenner, Merle Friederike, Jespersen, Thomas, Tfelt-Hansen, Jacob & Sattler, Stefan M, 2021, In: Equine Veterinary Journal. 53, 2, p. 397-403

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Implantable loop recorders can detect paroxysmal atrial fibrillation in Standardbred racehorses with intermittent poor performance

    Buhl, Rikke, Nissen, Sarah Dalgas, Winther, M. L. K., Poulsen, S. K., Hopster-Iversen, Charlotte, Jespersen, Thomas, Sanders, P., Carstensen, Helena & Hesselkilde, E. M., 2021, In: Equine Veterinary Journal. 53, 5, p. 955-963

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    First catheter-based high-density endocardial 3D electroanatomical mapping of the right atrium in standing horses

    Hesselkilde, E., Dr Linz, Dominik Karl, Saljic, Arnela, Carstensen, Helena, Kutieleh, R., Jespersen, Thomas, Sanders, P. & Buhl, Rikke, 2021, In: Equine Veterinary Journal. 53, 4, p. 186-193

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    A novel approach for obtaining 12-lead electrocardiograms in horses

    Hesselkilde, E. M., Isaksen, Jonas L., Petersen, B. V., Carstensen, Helena, Jespersen, Thomas, Pehrson, S., Kanters, Jørgen K. & Buhl, Rikke, 2021, In: Journal of Veterinary Internal Medicine. 35, 1, p. 521-531

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    RNA-sequencing and immunofluorescence of the myotendinous junction of mature horses and humans

    Jakobsen, J. R., Schjerling, Peter, Svensson, R. B., Buhl, Rikke, Carstensen, Helena, Koch, M., Rindom Krogsgaard, M. R., Kjær, Michael & Mackey, Abigail, 2021, In: American journal of physiology. Cell physiology. 321, p. C453–C470

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Intrinsic Electrical Remodeling Underlies Atrioventricular Block in Athletes

    Mesirca, P., Nakao, S., Nissen, S. D., Forte, G., Anderson, C., Trussell, T., Li, J., Cox, C., Zi, M., Logantha, S., Yaar, S., Cartensen, H., Bidaud, I., Stuart, L., Soattin, L., Morris, G. M., Da Costa Martins, P. A., Cartwright, E. J., Oceandy, D., Mangoni, M. E. & 5 others, Jespersen, Thomas, Buhl, Rikke, Dobrzynski, H., Boyett, M. R. & D'Souza, A., 2021, In: Circulation Research. 129, 1, p. E1-E20

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Increased fibroblast accumulation in the equine heart following persistent atrial fibrillation

    Saljic, Arnela, Fenner, Merle Friederike, Winters, J., Flethøj, M., Eggert Eggertsen, C., Carstensen, Helena, Nissen, Sarah Dalgas, Melis Hesselkilde, E., van Hunnik, A., Schotten, U., Sørensen, U., Jespersen, Thomas, Verheule, S. & Buhl, Rikke, 2021, In: IJC Heart and Vasculature. 35, 100842.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 2020
  21. Published

    Når hestehjertet får stød: behandling af atrieflimmer med elektrisk konvertering

    Buhl, Rikke, Hesselkilde, E. M., Carstensen, Helena, Nissen, Sarah Dalgas & Hopster-Iversen, Charlotte, 2020, In: Dansk Veterinaertidsskrift. 2020, 5, p. 30-34

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Effect of Selective IK,ACh Inhibition by XAF-1407 in an Equine Model of Tachypacing-induced Persistent Atrial Fibrillation (AF)

    Fenner, Merle Friederike, Carstensen, Helena, Nissen, Sarah Dalgas, Hesselkilde, E. Z., Lunddahl, C., Jensen, M. A. H., Loft-Andersen, A. V., Sattler, Stefan M, Platonov, P. G., El-Haou, S., Jackson, C., Tang, R., Kirby, R., Ford, J. W., Schotten, U., Milnes, J. T., Sørensen, U. S., Jespersen, Thomas & Buhl, Rikke, 2020, In: British Journal of Pharmacology. 177, 16, p. 3778-3794

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Comparison of Tenocyte Populations from the Core and Periphery of Equine Tendons

    Zhang, C., Svensson, R. B., Montagna, C., Carstensen, Helena, Buhl, Rikke, Schoof, E. M., Kjær, Michael, Magnusson, Stig Peter & Yeung, C. Y. C., 2020, In: Journal of Proteome Research. 19, 10, p. 4137-4144 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. 2019
  25. Published

    Effects of dofetilide and ranolazine on atrial fibrillatory rate in a horse model of acutely induced atrial fibrillation

    Carstensen, Helena, Hesselkilde, E. Z., Haugaard, M. M., Flethøj, M., Carlson, J., Pehrson, S., Jespersen, Thomas, Platonov, P. G. & Buhl, Rikke, 2019, In: Journal of Cardiovascular Electrophysiology. 30, 4, p. 596-606

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Longitudinal study of electrical, functional and structural remodelling in an equine model of atrial fibrillation

    Hesselkilde, E. Z., Carstensen, Helena, Flethøj, M., Fenner, Merle Friederike, Kruse, D. D., Sattler, Stefan M, Tfelt-Hansen, Jacob, Pehrson, S., Braunstein, T. H., Carlson, J., Platonov, P. G., Jespersen, Thomas & Buhl, Rikke, 2019, In: BMC Cardiovascular Disorders. 19, 1, 12 p., 228.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. 2018
  28. Published

    Effect of induced chronic atrial fibrillation on exercise performance in Standardbred trotters

    Buhl, Rikke, Carstensen, Helena, Hesselkilde, E. Z., Klein, B. Z., Hougaard, K. M., Ravn, K. B., Loft-Andersen, A. V., Fenner, Merle Friederike, Pipper, C. & Jespersen, Thomas, 2018, In: Journal of Veterinary Internal Medicine. 32, 4, p. 1410-1419 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Antiarrhythmic Effects of Combining Dofetilide and Ranolazine in a Model of Acutely Induced Atrial Fibrillation in Horses

    Carstensen, Helena, Kjær, L., Haugaard, M. M., Flethøj, M., Hesselkilde, E. Z., Kanters, Jørgen K., Pehrson, S., Buhl, Rikke & Jespersen, Thomas, Jan 2018, In: Journal of Cardiovascular Pharmacology. 71, 1, p. 26-35 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Time-dependent antiarrhythmic effects of flecainide on induced atrial fibrillation in horses

    Carstensen, Helena, Hesselkilde, E. Z., Fenner, Merle Friederike, Loft-Andersen, A. V., Flethøj, M., Kanters, Jørgen K., Sattler, Stefan M, Tfelt-Hansen, Jacob, Pehrson, S., Jespersen, Thomas & Buhl, Rikke, 2018, In: Journal of Veterinary Internal Medicine. 32, 5, p. 1708-1717 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. 2017
  32. Published

    Effect of flecainide on atrial fibrillatory rate in a large animal model with induced atrial fibrillation

    Hesselkilde, E. Z., Carstensen, Helena, Haugaard, M. M., Carlson, J., Pehrson, S., Jespersen, Thomas, Buhl, Rikke & Platonov, P. G., Dec 2017, In: B M C Cardiovascular Disorders. 17, 6 p., 289.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Forskning i hjerteflimmer hos heste - til gavn for både heste og mennesker

    Hesselkilde, E. Z., Carstensen, Helena & Fenner, Merle Friederike, Feb 2017, In: Ridehesten, Hippologisk i Avl & Sport. 2, p. 62-66 5 p.

    Research output: Contribution to journalJournal articleCommunication

  34. 2016
  35. Published

    Left Ventricular Function After Prolonged Exercise in Equine Endurance Athletes

    Flethøj, M., Schwarzwald, C. C., Haugaard, M. M., Carstensen, Helena, Kanters, Jørgen K., Olsen, Lisbeth Høier & Buhl, Rikke, Jul 2016, In: Journal of Veterinary Internal Medicine. 30, 4, p. 1260-1269 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Appropriate threshold levels of cardiac beat-to-beat variation in semi-automatic analysis of equine ECG recordings

    Madsen, M. F., Kanters, Jørgen K., Pedersen, P. J., Haugaard, M. M., Carstensen, Helena, Olsen, Lisbeth Høier & Buhl, Rikke, 28 Nov 2016, In: BMC Veterinary Research. 12, 10 p., 266.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Changes in heart rate, arrhythmia frequency, and cardiac biomarker values in horses during recovery after a long-distance endurance ride

    Madsen, M. F., Kanters, Jørgen K., Haugaard, M. M., Pedersen, P. J., Carstensen, Helena, Balling, J. D., Olsen, Lisbeth Høier & Buhl, Rikke, 1 May 2016, In: Journal of the American Veterinary Medical Association. 248, 9, p. 1034-1042 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Pharmacological inhibition of I-K1 by PA-6 in isolated rat hearts affects ventricular repolarization and refractoriness

    Skarsfeldt, M. A., Carstensen, Helena, Skibsbye, L., Tang, C., Buhl, Rikke, Bentzen, Bo Hjorth & Jespersen, Thomas, Apr 2016, In: Physiological Reports. 4, 8, 11 p., e12734.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. 2015
  40. Published

    Antiarrhythmic and electrophysiologic effects of flecainide on acutely induced atrial fibrillation in healthy horses

    Haugaard, M. M., Pehrson, S., Carstensen, Helena, Madsen, M. F., Hesselkilde, E. Z., Præstegaard, K. F., Diness, J. G., Grunnet, M., Jespersen, Thomas & Buhl, Rikke, 2015, In: Journal of Veterinary Internal Medicine. 29, 1, p. 339-347 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Pharmacologic inhibition of small-conductance calcium-activated potassium (SK) channels by NS8593 reveals atrial antiarrhythmic potential in horses

    Haugaard, M. M., Hesselkilde, E. Z., Pehrson, S. M., Carstensen, Helena, Madsen, M. F., Præstegaard, K. F., Sørensen, U. S., Diness, J. G., Grunnet, M., Buhl, Rikke & Jespersen, Thomas, Apr 2015, In: Heart rhythm : the official journal of the Heart Rhythm Society. 12, 4, p. 825-835 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. 2013
  43. Published

    Daily variability of strongyle fecal egg counts in horses

    Carstensen, Helena, Larsen, L., Ritz, C. & Nielsen, M. K., 2013, In: Journal of Equine Veterinary Science. 33, 3, p. 161-164 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. 1988
  45. Published

    FINDINGS IN A HUMAN IMMUNODEFICIENCY VIRUS TYPE 1-SEROPOSITIVE PREGNANT WOMAN AND 2 NEONATES IN RURAL GUINEA-BISSAU

    Carstensen, Helena, HANSEN, H., KRISTIANSEN, H., BOTTIGER, B., LINDHARDT, B. & MELBYE, M., Feb 1988, In: Pediatric Infectious Disease Journal. 7, 2, p. 137-138

    Research output: Contribution to journalComment/debateResearchpeer-review

ID: 45121477