Torkjel Tveita
Professor/Consultant, ICU-physician
Job description
Leader of Critical care research group.
Torstein Lindahl Schanche,
Young Soo Han,
Cole W. Jensen,
Grace M. Arteaga,
Torkjel Tveita,
Gary C. Sieck
:
β-adrenergic stimulation after rewarming does not mitigate hypothermia-induced contractile dysfunction in rat cardiomyocytes
Cryobiology 2024 DOI
Ole Magnus Filseth,
Stig Eggen Hermansen,
Timofey Kondratyev,
Gary C. Sieck,
Torkjel Tveita
:
Cooling to hypothermic circulatory arrest by immersion vs. cardiopulmonary bypass (CPB): Worse outcome after rewarming in immersion cooled pigs
Ole Magnus Filseth,
Timofey Kondratyev,
Gary C. Sieck,
Torkjel Tveita
:
Functional recovery after accidental deep hypothermic cardiac arrest: Comparison of different cardiopulmonary bypass rewarming strategies
Torstein Lindahl Schanche,
Ole Magnus Filseth,
Bjarne Østerud,
Timofey Kondratyev,
Gary C. Sieck,
Torkjel Tveita
:
Enhanced Blood Clotting After Rewarming From Experimental Hypothermia in an Intact Porcine Model
Sergei Valkov,
Jan Harald Nilsen,
Rizwan Mohyuddin,
Torstein Lindahl Schanche,
Timofey Kondratyev,
Gary C. Sieck
et al.:
Autoregulation of Cerebral Blood Flow During 3-h Continuous Cardiopulmonary Resuscitation at 27°C
Torkjel Tveita,
Gary C. Sieck
:
Physiological Impact of Hypothermia: The Good, the Bad, and the Ugly
Lars J. Bjertnaes,
Torvind Næsheim,
Eirik Reierth,
Evgeny Suborov,
Mikhail Kirov,
Konstantin M. Lebedinskii
et al.:
Physiological Changes in Subjects Exposed to Accidental Hypothermia: An Update
Adrina Kalasho,
Anders Lund Selli,
Natalia Smaglyukova,
Timofey Kondratyev,
Ole Martin Fuskevåg,
Roy Andre Lyså
et al.:
Treatment of Cardiovascular Dysfunction with PDE3-Inhibitors in Moderate and Severe Hypothermia—Effects on Cellular Elimination of Cyclic Adenosine Monophosphate and Cyclic Guanosine Monophosphate
Erik Sveberg Dietrichs,
Anders Lund Selli,
Timofey Kondratyev,
Karen McGlynn,
Godfrey L Smith,
Torkjel Tveita
:
Resistance to ventricular fibrillation predicted by the QRS/QTc - ratio in an intact rat model of hypothermia/rewarming
Svein E. Gaustad,
Timofey Kondratyev,
Ingrid Eftedal,
Torkjel Tveita
:
Effects of Cold Decompression on Hemodynamic Function and Decompression Sickness Risk in a Dry Diving Rat Model
Jan Harald Nilsen,
Torstein Schanche,
Timofey Kondratyev,
Olav Hevrøy,
Gary C. Sieck,
Torkjel Tveita
:
Maintaining intravenous volume mitigates hypothermia-induced myocardial dysfunction and accumulation of intracellular Ca2+
Anders Lund Selli,
Adrina Kalasho Kuzmiszyn,
Natalia Smaglyukova,
Timofey Kondratyev,
Ole Martin Fuskevåg,
Roy Andre Lyså
et al.:
Treatment of cardiovascular dysfunction with PDE5-inhibitors - temperature dependent effects on transport and metabolism of cAMP and cGMP
Lars J. Bjertnaes,
Kristian Hindberg,
Torvind Næsheim,
Evgeny V. Suborov,
Eirik Reierth,
Mikhail Y. Kirov
et al.:
Rewarming From Hypothermic Cardiac Arrest Applying Extracorporeal Life Support: A Systematic Review and Meta-Analysis
Rizwan Mohyuddin,
Erik Sveberg Dietrichs,
Predip Sundaram,
Timofey Kondratyev,
Marie Figenschou,
Gary C. Sieck
et al.:
Cardiovascular Effects of Epinephrine During Experimental Hypothermia (32°C) With Spontaneous Circulation in an Intact Porcine Model
Jan Harald Nilsen,
Torstein Lindahl Schanche,
Sergey Valkov,
Rizwan Mohyuddin,
Brage Håheim,
Timofey Kondratyev
et al.:
Effects of rewarming with extracorporeal membrane oxygenation to restore oxygen transport and organ blood flow after hypothermic cardiac arrest in a porcine model
Joar O. Nivfors,
Rizwan Mohyuddin,
Torstein Schanche,
Jan Harald Nilsen,
Sergey Valkov,
Timofey Kondratyev
et al.:
Rewarming With Closed Thoracic Lavage Following 3-h CPR at 27°C Failed to Reestablish a Perfusing Rhythm
Svein Erik Gaustad,
Timofey Kondratyev,
Ingrid Eftedal,
Torkjel Tveita
:
Continuous Hemodynamic Monitoring in an Intact Rat Model of Simulated Diving
Erik Sveberg Dietrichs,
Karen McGlynn,
Andrew Allan,
Adam Connolly,
Martin Bishop,
Francis Burton
et al.:
Moderate but not severe hypothermia causes pro-arrhythmic changes in cardiac electrophysiology
Jan Harald Nilsen,
Sergey Valkov,
Rizwan Mohyuddin,
Torstein Lindahl Schanche,
Timofey Kondratyev,
Torvind Næsheim
et al.:
Study of the effects of 3 h of continuous cardiopulmonary resuscitation at 27°C on global oxygen transport and organ blood flow
Erik Sveberg Dietrichs,
Torkjel Tveita,
Rachel Myles,
Godfrey L Smith
:
A novel ECG-biomarker for cardiac arrest during hypothermia
Brage Håheim,
Timofey Kondratyev,
Erik Sveberg Dietrichs,
Torkjel Tveita
:
Comparison between two pharmacologic strategies to alleviate rewarming shock: vasodilation vs. inodilation
Vladimir Kuklin,
Nurlan Akhatov,
Timofey Kondratyev,
Aidos Konkaev,
Abay K. Baigenzhin,
Maya Konkaeva
et al.:
The influences of morphine or ketamine pre-treatment on hemodynamic, acid-base status, biochemical markers of brain damage and early survival in rats after asphyxial cardiac arrest
Torstein Lindahl Schanche,
Timofey Kondratyev,
Torkjel Tveita
:
Extracorporeal rewarming from experimental hypothermia: Effects of hydroxyethyl starch versus saline priming on fluid balance and blood flow distribution
Torkjel Tveita,
Grace Arteaga,
Young Soo Han,
Gary C. Sieck
:
Cardiac troponin-I phosphorylation underlies myocardial contractile dysfunction induced by hypothermia rewarming
American Journal of Physiology. Heart and Circulatory Physiology 2019 DOI
Erik Sveberg Dietrichs,
Brage Håheim,
Timofey Kondratyev,
Erik R. Traasdahl,
Torkjel Tveita
:
Effects of hypothermia and rewarming on cardiovascular autonomic control in vivo
Journal of applied physiology 2018 DOI
Young Soo Han,
Niccole Schaible,
Torkjel Tveita,
Gary C. Sieck
:
Discontinued stimulation of cardiomyocytes provides protection against hypothermia?rewarming-induced disruption of excitation?contraction coupling
Experimental Physiology 2018 DOI
Niccole Schaible,
Young Soo Han,
Torkjel Tveita,
Gary C. Sieck
:
Role of superoxide ion formation in hypothermia/rewarming induced contractile dysfunction in cardiomyocytes
Cryobiology 2018 DOI
Sergey Valkov,
Rizwan Mohyuddin,
Jan Harald Nilsen,
Torstein Lindahl Schanche,
Timofey Kondratyev,
Gary C. Sieck
et al.:
Organ blood flow and O2 transport during hypothermia (27°C) and rewarming in a pig model
Erik Sveberg Dietrichs,
Torkjel Tveita,
Godfrey L Smith
:
Hypothermia and cardiac electrophysiology - a systematic review of clinical and experimental data.
Brage Håheim,
Timofey Kondratyev,
Erik Sveberg Dietrichs,
Torkjel Tveita
:
The beneficial hemodynamic effects of afterload reduction by sodium nitroprusside during rewarming from experimental hypothermia
Cryobiology 2017 DOI
Erik Sveberg Dietrichs,
Georg Sager,
Torkjel Tveita
:
Altered pharmacological effects of adrenergic agonists during hypothermia
Niccole Schaible,
Young Soo Han,
Thuy Hoang,
Grace Arteaga,
Torkjel Tveita,
Gary Sieck
:
Hypothermia/rewarming disrupts excitation-contraction coupling in cardiomyocytes
American Journal of Physiology. Heart and Circulatory Physiology 2016 DOI
Kathrine Halsøy,
Timofey Kondratyev,
Torkjel Tveita,
Lars J. Bjertnaes
:
Effects of Constant Flow vs. Constant Pressure Perfusion on Fluid Filtration in Severe Hypothermic Isolated Blood-Perfused Rat Lungs
Erik Sveberg Dietrichs,
Torstein Schanche,
Timofey Kondratyev,
Svein Erik Gaustad,
Georg Sager,
Torkjel Tveita
:
Negative inotropic effects of epinephrine in the presence of increased β-adrenoceptor sensitivity during hypothermia in a rat model
Cryobiology 2015 DOI
Erik Sveberg Dietrichs,
Brage Håheim,
Timofey Kondratyev,
Gary C. Sieck,
Torkjel Tveita
:
Cardiovascular effects of levosimendan during rewarming from hypothermia in rat
Cryobiology 30. September 2014 DOI
Erik Sveberg Dietrichs,
Timofey Kondratyev,
Torkjel Tveita
:
Milrinone ameliorates cardiac mechanical dysfunction after hypothermia in an intact rat model
Cryobiology 2014 DOI
Torkjel Tveita,
Ingrid Eftedal,
Sanjoy Kumar Deb
:
Survival in Extreme Environments - Adaptation or Decompensation?, Volume 1
Torkjel Tveita,
Ingrid Eftedal,
Sanjoy Kumar Deb
:
Editorial: Survival in Extreme Environments -Adaptation or Decompensation? Volume II
Frontiers in Physiology 16. December 2022 DOI
Torkjel Tveita,
Ingrid Eftedal,
Sanjoy Kumar Deb
:
Editorial: Survival in extreme environments – adaptation or decompensation
Frontiers in Physiology 2022 DOI
Erik Sveberg Dietrichs,
Torkjel Tveita,
Rachel Myles,
Godfrey L Smith
:
A novel ECG-biomarker for cardiac arrest during hypothermia
2020
Vladimir Kuklin,
Timofey Kondratyev,
Maya Konkayeva,
Nurlan Akhatov,
Mikhail Sovershaev,
Aidos Konkayev
et al.:
Effects of morphine or ketamine in rats with asphyxial cardiac arrest: a pilot study
Ola Dale,
Pål Klepstad,
Torkjel Tveita,
Just Thoner,
Petter Chr. Borchgrevink
:
Re: fra ketobemidon til oksykodon
Tidsskrift for Den norske legeforening 21. March 2017 DOI
Erik Sveberg Dietrichs,
Karen McGlynn,
Timofei Kondratiev,
Godfrey L Smith,
Torkjel Tveita
:
Hypothermia-induced differential effects on cardiac depolarisation and repolarisation in vivo
2017
Erik Sveberg Dietrichs,
Brage Håheim,
Timofei Kondratiev,
Torkjel Tveita
:
Electrophysiological properties of calcium-sensitiser levosimendan during rewarming from severe hypothermia in vivo
2017
Vladimir Kuklin,
Timofey Kondratyev,
Maya Konkaeva,
Nurlan Akhatov,
MA Sovershaev,
Aidos Konkaev
et al.:
EFFECTS OF MORPHINE OR KETAMINE IN RATS WITH ASPHYXIAL CARDIAC ARREST: THE RESULTS OF PILOT STUDY
2017
Ola Dale,
Pål Klepstad,
Torkjel Tveita,
Just Thoner,
Petter Chr. Borchgrevink
:
Re: Fra ketobemidon til morfin eller oksykodon
Tidsskrift for Den norske legeforening 2016 DOI
Erik Sveberg Dietrichs,
Karen McGlynn,
Andrew Allen,
Adam Connolly,
Martin Bishop,
Francis Burton
et al.:
The differential effects of hypothermia on cardiac conduction and excitability
2016
Erik Sveberg Dietrichs,
Torkjel Tveita
:
Pharmacological approaches to management of hypothermia-induced cardiac dysfunction
UiT Norges arktiske universitet 2015
Karen McGlynn,
Erik Sveberg Dietrichs,
Torkjel Tveita,
Godfrey L Smith
:
Hypothermic solutions cause reduced contractility in ventricular cardiomyocytes following rewarming
2014
Erik Sveberg Dietrichs,
Andrew Allan,
Karen McGlynn,
Francis Burton,
Torkjel Tveita,
Godfrey L Smith
:
Moderate hypothermia induces pro-arrhythmic changes in cardiac electrophysiology
2014
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Research interests
Clinical patophysiology, accidental hypothermia, circulatory physiology.
