Torkjel Tveita
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
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
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
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
Torkjel Tveita,
Gary C. Sieck
:
Physiological Impact of Hypothermia: The Good, the Bad, and the Ugly
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
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
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
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
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
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
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
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
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
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+
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
Erik Sveberg Dietrichs,
Torkjel Tveita,
Rachel Myles,
Godfrey L Smith
:
A novel ECG-biomarker for cardiac arrest during hypothermia
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
Brage Håheim,
Timofey Kondratyev,
Erik Sveberg Dietrichs,
Torkjel Tveita
:
Comparison between two pharmacologic strategies to alleviate rewarming shock: vasodilation vs. inodilation
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
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
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
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,
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
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
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
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
Erik Sveberg Dietrichs,
Georg Sager,
Torkjel Tveita
:
Altered pharmacological effects of adrenergic agonists during hypothermia
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,
Timofey Kondratyev,
Torkjel Tveita
:
Milrinone ameliorates cardiac mechanical dysfunction after hypothermia in an intact rat model
Cryobiology 2014 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
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
Frontiers in Physiology 2022 DOI
Torkjel Tveita,
Ingrid Eftedal,
Sanjoy Kumar Deb
:
Editorial: Survival in Extreme Environments -Adaptation or Decompensation? Volume II
Frontiers in Physiology 16. December 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 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
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 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,
Andrew Allen,
Adam Connolly,
Martin Bishop,
Francis Burton
et al.:
The differential effects of hypothermia on cardiac conduction and excitability
2016
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,
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.
