Geir Øystein Andersen

  • Consultant; MD, PhD
  • +47 230 16092
 

Publications 2024

Andrup S, Andersen GØ, Hoffmann P, Eritsland J, Seljeflot I, Halvorsen S, Vistnes M (2024)
Novel cardiac extracellular matrix biomarkers in STEMI: Associations with ischemic injury and long-term mortality
PLoS One, 19 (5), e0302732
DOI 10.1371/journal.pone.0302732, PubMed 38739599

Holme FA, Huse C, Kong XY, Broch K, Gullestad L, Anstensrud AK, Andersen GØ, Amundsen BH, Kleveland O, Quiles-Jimenez A, Holm S, Aukrust P, Alseth I, Halvorsen B, Dahl TB (2024)
Circular RNA Profile in Atherosclerotic Disease: Regulation during ST-Elevated Myocardial Infarction
Int J Mol Sci, 25 (16)
DOI 10.3390/ijms25169014, PubMed 39201700

Jortveit J, Andersen GØ, Halvorsen S (2024)
Short- and long-term outcomes of patients with acute myocardial infarction complicated by cardiac arrest: A nationwide cohort study 2013-2022
Eur Heart J Acute Cardiovasc Care (in press)
DOI 10.1093/ehjacc/zuae121, PubMed 39441985

Kindberg KM, Broch K, Andersen GØ, Anstensrud AK, Åkra S, Woxholt S, Tøllefsen IM, Ueland T, Amundsen BH, Kløw NE, Halvorsen B, Dahl TB, Huse C, Murphy SL, Damås JK, Opdahl A, Wiseth R, Gullestad L, Aukrust P, Santos-Gallego C, Seljeflot I, Stokke MK, Helseth R (2024)
Neutrophil Extracellular Traps in ST-Segment Elevation Myocardial Infarction: Reduced by Tocilizumab and Associated With Infarct Size
JACC Adv, 3 (9), 101193
DOI 10.1016/j.jacadv.2024.101193, PubMed 39247678

Melberg MB, Flaa A, Andersen GØ, Sunde K, Bellomo R, Eastwood G, Olasveengen TM, Qvigstad E (2024)
Effects of mild hypercapnia on myocardial injury after out-of-hospital cardiac arrest. A sub-study of the TAME trial
Resuscitation, 201, 110295
DOI 10.1016/j.resuscitation.2024.110295, PubMed 38936652

Nendl A, Andersen GØ, Seljeflot I, Trøseid M, Awoyemi A (2024)
Intestinal fatty acid binding protein is associated with infarct size and cardiac function in acute heart failure following myocardial infarction
Open Heart, 11 (2)
DOI 10.1136/openhrt-2024-002868, PubMed 39277188

Woxholt S, Ueland T, Aukrust P, Anstensrud AK, Broch K, Tøllefsen IM, Seljeflot I, Halvorsen B, Dahl TB, Huse C, Andersen GØ, Gullestad L, Wiseth R, Damås JK, Kleveland O (2024)
Effect of tocilizumab on endothelial and platelet-derived CXC-chemokines and their association with inflammation and myocardial injury in STEMI patients undergoing primary PCI
Int J Cardiol, 418, 132613 (in press)
DOI 10.1016/j.ijcard.2024.132613, PubMed 39374793

Publications 2023

Eastwood G, Nichol AD, Hodgson C, Parke RL, McGuinness S, Nielsen N, Bernard S, Skrifvars MB, Stub D, Taccone FS, Archer J, Kutsogiannis D, Dankiewicz J, Lilja G, Cronberg T, Kirkegaard H, Capellier G, Landoni G, Horn J, Olasveengen T, Arabi Y, Chia YW, Markota A, Hænggi M, Wise MP et al. (2023)
Mild Hypercapnia or Normocapnia after Out-of-Hospital Cardiac Arrest
N Engl J Med, 389 (1), 45-57
DOI 10.1056/NEJMoa2214552, PubMed 37318140

Melberg MB, Flaa A, Andersen GØ, Sunde K, Bellomo R, Eastwood G, Olasveengen TM, Qvigstad E (2023)
Cardiovascular changes induced by targeted mild hypercapnia after out of hospital cardiac arrest. A sub-study of the TAME cardiac arrest trial
Resuscitation, 193, 109970
DOI 10.1016/j.resuscitation.2023.109970, PubMed 37716401

Reichenbach A, Alteheld L, Henriksen J, Nakstad ER, Andersen GØ, Sunde K, Šaltytė Benth J, Lundqvist C (2023)
Transcranial Doppler during the first week after cardiac arrest and association with 6-month outcomes
Front Neurol, 14, 1222401
DOI 10.3389/fneur.2023.1222401, PubMed 37859655

Wimmer H, Stensønes SH, Benth JŠ, Lundqvist C, Andersen GØ, Draegni T, Sunde K, Nakstad ER (2023)
Outcome prediction in comatose cardiac arrest patients with initial shockable and non-shockable rhythms
Acta Anaesthesiol Scand, 68 (2), 263-273
DOI 10.1111/aas.14337, PubMed 37876138

Woxholt S, Ueland T, Aukrust P, Anstensrud AK, Broch K, Tøllefsen IM, Ryan L, Bendz B, Hopp E, Kløw NE, Seljeflot I, Halvorsen B, Dahl TB, Huse C, Andersen GØ, Gullestad L, Wiseth R, Amundsen BH, Damas JK, Kleveland O (2023)
Cytokine pattern in patients with ST-elevation myocardial infarction treated with the interleukin-6 receptor antagonist tocilizumab
Open Heart, 10 (2)
DOI 10.1136/openhrt-2023-002301, PubMed 37591633

Publications 2022

Andersen GØ (2022)
Comments on-The noradrenaline dosing in the new 2021 ESC Guidelines for the diagnosis and treatment of acute and chronic heart failure
Eur Heart J Cardiovasc Pharmacother, 8 (3), E11
DOI 10.1093/ehjcvp/pvab086, PubMed 34918059

Fontaine MAC, Jin H, Gagliardi M, Rousch M, Wijnands E, Stoll M, Li X, Schurgers L, Reutelingsperger C, Schalkwijk C, van den Akker NMS, Molin DGM, Gullestad L, Eritsland J, Hoffman P, Skjelland M, Andersen GØ, Aukrust P, Karel J, Smirnov E, Halvorsen B, Temmerman L, Biessen EAL (2022)
Blood Milieu in Acute Myocardial Infarction Reprograms Human Macrophages for Trauma Repair
Adv Sci (Weinh), 10 (5), e2203053
DOI 10.1002/advs.202203053, PubMed 36526599

Huse C, Anstensrud AK, Michelsen AE, Ueland T, Broch K, Woxholt S, Yang K, Sharma K, Tøllefsen IM, Bendz B, Amundsen BH, Damås JK, Berg ES, Bjørkelund E, Quiles-Jiménez A, Bjerkeli V, Bendz C, Kleveland O, Stensaeth KH, Opdahl A, Kløw NE, Andersen GØ, Wiseth R, Halvorsen B, Gullestad L et al. (2022)
Interleukin-6 inhibition in ST-elevation myocardial infarction: Immune cell profile in the randomised ASSAIL-MI trial
EBioMedicine, 80, 104013
DOI 10.1016/j.ebiom.2022.104013, PubMed 35504178

Kluge KE, Langseth MS, Andersen GØ, Halvorsen S, Opstad TB, Arnesen H, Tønnessen T, Seljeflot I, Helseth R (2022)
Complement activation in association with clinical outcomes in ST-elevation myocardial infarction
Am Heart J Plus, 24, 100228
DOI 10.1016/j.ahjo.2022.100228, PubMed 38560636

Wimmer H, Benth JŠ, Lundqvist C, Andersen GØ, Henriksen J, Drægni T, Solberg P, Stær-Jensen H, Sunde K, Nakstad ER (2022)
Changes in health status and health related quality of life from six months to five years in out-of-hospital cardiac arrest survivors - A NORCAST sub study
Resuscitation, 181, 182-189
DOI 10.1016/j.resuscitation.2022.08.019, PubMed 36084805

Publications 2021

Alm-Kruse K, Sørensen G, Osbakk SA, Sunde K, Bendz B, Andersen GØ, Fiane A, Hagen OA, Kramer-Johansen J (2021)
Outcome in refractory out-of-hospital cardiac arrest before and after implementation of an ECPR protocol
Resuscitation, 162, 35-42
DOI 10.1016/j.resuscitation.2021.01.038, PubMed 33581226

Broch K, Anstensrud AK, Woxholt S, Andersen GØ, Gullestad L (2021)
Reply: Clarification Regarding the Lack of Heart Failure Events in the ASSAIL-MI Trial
J Am Coll Cardiol, 78 (6), 637-638
DOI 10.1016/j.jacc.2021.06.005, PubMed 34353542

Broch K, Anstensrud AK, Woxholt S, Sharma K, Tøllefsen IM, Bendz B, Aakhus S, Ueland T, Amundsen BH, Damås JK, Berg ES, Bjørkelund E, Bendz C, Hopp E, Kleveland O, Stensæth KH, Opdahl A, Kløw NE, Seljeflot I, Andersen GØ, Wiseth R, Aukrust P, Gullestad L (2021)
Randomized Trial of Interleukin-6 Receptor Inhibition in Patients With Acute ST-Segment Elevation Myocardial Infarction
J Am Coll Cardiol, 77 (15), 1845-1855
DOI 10.1016/j.jacc.2021.02.049, PubMed 33858620

Chaban V, Nakstad ER, Stær-Jensen H, Schjalm C, Seljeflot I, Vaage J, Lundqvist C, Benth JŠ, Sunde K, Mollnes TE, Andersen GØ, Pischke SE (2021)
Complement activation is associated with poor outcome after out-of-hospital cardiac arrest
Resuscitation, 166, 129-136
DOI 10.1016/j.resuscitation.2021.05.038, PubMed 34126135

Thomas AM, Chaban V, Pischke SE, Orrem HL, Bosnes V, Sunde K, Seljeflot I, Lundqvist C, Nakstad ER, Andersen GØ, Schjalm C, Mollnes TE, Barratt-Due A (2021)
Complement ratios C3bc/C3 and sC5b-9/C5 do not increase the sensitivity of detecting acute complement activation systemically
Mol Immunol, 141, 273-279
DOI 10.1016/j.molimm.2021.11.016, PubMed 34906905

Tøllefsen IM, Shetelig C, Seljeflot I, Eritsland J, Hoffmann P, Andersen GØ (2021)
High levels of interleukin-6 are associated with final infarct size and adverse clinical events in patients with STEMI
Open Heart, 8 (2)
DOI 10.1136/openhrt-2021-001869, PubMed 34933964

Voll M, Øystese KA, Høiskar E, Johansen O, Nyvold C, Norheim I, von Lueder TG, Andersen GØ (2021)
Case report: a patient with thyroid storm, refractory cardiogenic shock, and cardiac arrest treated with Lugol's iodine solution and veno-arterial extra corporal membrane oxygenation support
Eur Heart J Case Rep, 5 (2), ytab017
DOI 10.1093/ehjcr/ytab017, PubMed 33569532

Wimmer H, Lundqvist C, Šaltytė Benth J, Stavem K, Andersen GØ, Henriksen J, Drægni T, Sunde K, Nakstad ER (2021)
Health-related quality of life after out-of-hospital cardiac arrest – a five-year follow-up study
Resuscitation, 162, 372-380
DOI 10.1016/j.resuscitation.2021.01.036, PubMed 33571604

Publications 2020

Langseth MS, Andersen GØ, Husebye T, Arnesen H, Zucknick M, Solheim S, Eritsland J, Seljeflot I, Opstad TB, Helseth R (2020)
Neutrophil extracellular trap components and myocardial recovery in post-ischemic acute heart failure
PLoS One, 15 (10), e0241333
DOI 10.1371/journal.pone.0241333, PubMed 33119664

Langseth MS, Helseth R, Ritschel V, Hansen CH, Andersen GØ, Eritsland J, Halvorsen S, Fagerland MW, Solheim S, Arnesen H, Seljeflot I, Opstad TB (2020)
Double-Stranded DNA and NETs Components in Relation to Clinical Outcome After ST-Elevation Myocardial Infarction
Sci Rep, 10 (1), 5007
DOI 10.1038/s41598-020-61971-7, PubMed 32193509

Nakstad ER, Stær-Jensen H, Wimmer H, Henriksen J, Alteheld LH, Reichenbach A, Drægni T, Šaltytė-Benth J, Wilson JA, Etholm L, Øijordsbakken M, Eritsland J, Seljeflot I, Jacobsen D, Andersen GØ, Lundqvist C, Sunde K (2020)
Late awakening, prognostic factors and long-term outcome in out-of-hospital cardiac arrest - results of the prospective Norwegian Cardio-Respiratory Arrest Study (NORCAST)
Resuscitation, 149, 170-179
DOI 10.1016/j.resuscitation.2019.12.031, PubMed 31926258

Niyonzima N, Bakke SS, Gregersen I, Holm S, Sandanger Ø, Orrem HL, Sporsheim B, Ryan L, Kong XY, Dahl TB, Skjelland M, Sørensen KK, Rokstad AM, Yndestad A, Latz E, Gullestad L, Andersen GØ, Damås JK, Aukrust P, Mollnes TE, Halvorsen B, Espevik T (2020)
Cholesterol crystals use complement to increase NLRP3 signaling pathways in coronary and carotid atherosclerosis
EBioMedicine, 60, 102985
DOI 10.1016/j.ebiom.2020.102985, PubMed 32927275

Piuhola J, Kerkelä R, Laine M, Andersen GØ, Ērglis A, Kumsārs I, Thuesen L, Sinisalo J, Niemelä M, Junttila MJ (2020)
Lower ST-elevation myocardial infarction incidence during COVID-19 epidemic in Northern Europe
Scand Cardiovasc J, 54 (6), 358-360
DOI 10.1080/14017431.2020.1820563, PubMed 32945201

Tollisen KH, Hadley CL, Bjerva M, Dahl GT, Högvall LM, Sandvik L, Andersen GØ, Heyerdahl F, Jacobsen D (2020)
Clinical impact of chronic substance abuse in a Norwegian ICU-population
Acta Anaesthesiol Scand, 65 (4), 515-524
DOI 10.1111/aas.13766, PubMed 33340102

Trøseid M, Andersen GØ, Broch K, Hov JR (2020)
The gut microbiome in coronary artery disease and heart failure: Current knowledge and future directions
EBioMedicine, 52, 102649
DOI 10.1016/j.ebiom.2020.102649, PubMed 32062353

Publications 2019

Anstensrud AK, Woxholt S, Sharma K, Broch K, Bendz B, Aakhus S, Ueland T, Amundsen BH, Damås JK, Hopp E, Kleveland O, Stensæth KH, Opdahl A, Kløw NE, Seljeflot I, Andersen GØ, Wiseth R, Aukrust P, Gullestad L (2019)
Rationale for the ASSAIL-MI-trial: a randomised controlled trial designed to assess the effect of tocilizumab on myocardial salvage in patients with acute ST-elevation myocardial infarction (STEMI)
Open Heart, 6 (2), e001108
DOI 10.1136/openhrt-2019-001108, PubMed 31673391

Eritsland J, Andersen GO (2019)
MR findings of microvascular perfusion in infarcted and remote myocardium early after successful primary PCI (vol 13, e0206723, 2018)
PLoS One, 14 (3), e0213636
DOI 10.1371/journal.pone.0213636

Helseth R, Knudsen EC, Eritsland J, Opstad TB, Arnesen H, Andersen GØ, Seljeflot I (2019)
Glucose associated NETosis in patients with ST-elevation myocardial infarction: an observational study
BMC Cardiovasc Disord, 19 (1), 221
DOI 10.1186/s12872-019-1205-1, PubMed 31615411

Helseth R, Shetelig C, Andersen GØ, Langseth MS, Limalanathan S, Opstad TB, Arnesen H, Hoffmann P, Eritsland J, Seljeflot I (2019)
Neutrophil Extracellular Trap Components Associate with Infarct Size, Ventricular Function, and Clinical Outcome in STEMI
Mediators Inflamm, 2019, 7816491
DOI 10.1155/2019/7816491, PubMed 31772506

Karlsen H, Bergan HA, Halvorsen PS, Sunde K, Qvigstad E, Andersen GØ, Bugge JF, Olasveengen TM (2019)
Esmolol for cardioprotection during resuscitation with adrenaline in an ischaemic porcine cardiac arrest model
Intensive Care Med Exp, 7 (1), 65
DOI 10.1186/s40635-019-0279-5, PubMed 31802327

Knudsen EC, Seljeflot I, Aksnes TA, Eritsland J, Arnesen H, Andersen GØ (2019)
IgM antibodies against phosphorylcholine measured early after acute ST-elevation myocardial infarction in relation to atherosclerotic disease burden and long-term clinical outcome
PLoS One, 14 (4), e0215640
DOI 10.1371/journal.pone.0215640, PubMed 31002684

Kvakkestad KM, Gran JM, Eritsland J, Holst Hansen C, Fossum E, Andersen GØ, Halvorsen S (2019)
Long-Term Survival after Invasive or Conservative Strategy in Elderly Patients with non-ST-Elevation Myocardial Infarction: A Prospective Cohort Study
Cardiology, 144 (3-4), 79-89
DOI 10.1159/000503442, PubMed 31689705

Lunde NN, Gregersen I, Ueland T, Shetelig C, Holm S, Kong XY, Michelsen AE, Otterdal K, Yndestad A, Broch K, Gullestad L, Nyman TA, Bendz B, Eritsland J, Hoffmann P, Skagen K, Gonçalves I, Nilsson J, Grenegård M, Poreba M, Drag M, Seljeflot I, Sporsheim B, Espevik T, Skjelland M et al. (2019)
Legumain is upregulated in acute cardiovascular events and associated with improved outcome - potentially related to anti-inflammatory effects on macrophages
Atherosclerosis, 296, 74-82
DOI 10.1016/j.atherosclerosis.2019.12.008, PubMed 31870625

Røe ÅT, Ruud M, Espe EK, Manfra O, Longobardi S, Aronsen JM, Nordén ES, Husebye T, Kolstad TRS, Cataliotti A, Christensen G, Sejersted OM, Niederer SA, Andersen GØ, Sjaastad I, Louch WE (2019)
Regional diastolic dysfunction in post-infarction heart failure: role of local mechanical load and SERCA expression
Cardiovasc Res, 115 (4), 752-764
DOI 10.1093/cvr/cvy257, PubMed 30351410

Publications 2018

Bethke A, Shanmuganathan L, Andersen GØ, Eritsland J, Swanson D, Kløw NE, Hoffmann P (2018)
Microvascular perfusion in infarcted and remote myocardium after successful primary PCI: angiographic and CMR findings
Eur Radiol, 29 (2), 941-950
DOI 10.1007/s00330-018-5588-7, PubMed 29980929

Bethke A, Shanmuganathan L, Shetelig C, Swanson D, Andersen GØ, Eritsland J, Kløw NE, Hoffmann P (2018)
MR findings of microvascular perfusion in infarcted and remote myocardium early after successful primary PCI
PLoS One, 13 (11), e0206723
DOI 10.1371/journal.pone.0206723, PubMed 30412607

Hansen CH, Ritschel V, Andersen GØ, Halvorsen S, Eritsland J, Arnesen H, Seljeflot I (2018)
Markers of Thrombin Generation Are Associated With Long-Term Clinical Outcome in Patients With ST-Segment Elevation Myocardial Infarction
Clin Appl Thromb Hemost, 24 (7), 1088-1094
DOI 10.1177/1076029618764847, PubMed 29695176

Hiis HG, Cosson MV, Dahl CP, Fiane AE, Levy FO, Andersen GØ, Krobert KA (2018)
Hypothermia elongates the contraction-relaxation cycle in explanted human failing heart decreasing the time for ventricular filling during diastole
Am J Physiol Heart Circ Physiol, 315 (5), H1137-H1147
DOI 10.1152/ajpheart.00208.2018, PubMed 30004809

Orrem HL, Nilsson PH, Pischke SE, Grindheim G, Garred P, Seljeflot I, Husebye T, Aukrust P, Yndestad A, Andersen GØ, Barratt-Due A, Mollnes TE (2018)
Acute heart failure following myocardial infarction: complement activation correlates with the severity of heart failure in patients developing cardiogenic shock
ESC Heart Fail, 5 (3), 292-301
DOI 10.1002/ehf2.12266, PubMed 29424484

Orrem HL, Nilsson PH, Pischke SE, Kleveland O, Yndestad A, Ekholt K, Damås JK, Espevik T, Bendz B, Halvorsen B, Gregersen I, Wiseth R, Andersen GØ, Ueland T, Gullestad L, Aukrust P, Barratt-Due A, Mollnes TE (2018)
IL-6 Receptor Inhibition by Tocilizumab Attenuated Expression of C5a Receptor 1 and 2 in Non-ST-Elevation Myocardial Infarction
Front Immunol, 9, 2035
DOI 10.3389/fimmu.2018.02035, PubMed 30258440

Orrem HL, Shetelig C, Ueland T, Limalanathan S, Nilsson PH, Husebye T, Aukrust P, Seljeflot I, Hoffmann P, Eritsland J, Mollnes TE, Andersen GØ, Yndestad A (2018)
Soluble IL-1 receptor 2 is associated with left ventricular remodelling in patients with ST-elevation myocardial infarction
Int J Cardiol, 268, 187-192
DOI 10.1016/j.ijcard.2018.05.032, PubMed 29853279

Shetelig C, Limalanathan S, Hoffmann P, Seljeflot I, Gran JM, Eritsland J, Andersen GØ (2018)
Association of IL-8 With Infarct Size and Clinical Outcomes in Patients With STEMI
J Am Coll Cardiol, 72 (2), 187-198
DOI 10.1016/j.jacc.2018.04.053, PubMed 29976293

Staer-Jensen H, Sunde K, Nakstad ER, Eritsland J, Andersen GØ (2018)
Comparison of three haemodynamic monitoring methods in comatose post cardiac arrest patients
Scand Cardiovasc J, 52 (3), 141-148
DOI 10.1080/14017431.2018.1450992, PubMed 29544369

Publications 2017

Husebye T, Eritsland J, Bjørnerheim R, Andersen GØ (2017)
Systolic mitral annulus velocity is a sensitive index for changes in left ventricular systolic function during inotropic therapy in patients with acute heart failure
Eur Heart J Acute Cardiovasc Care, 7 (4), 321-329
DOI 10.1177/2048872616687114, PubMed 28045338

Kvakkestad KM, Sandvik L, Andersen GØ, Sunde K, Halvorsen S (2017)
Long-term survival in patients with acute myocardial infarction and out-of-hospital cardiac arrest: A prospective cohort study
Resuscitation, 122, 41-47
DOI 10.1016/j.resuscitation.2017.11.047, PubMed 29155294

Ritschel V, Shetelig C, Seljeflot I, Limalanathan S, Hoffmann P, Halvorsen S, Arnesen H, Eritsland J, Andersen GØ (2017)
Evaluation of circulating levels of CCN2/connective tissue growth factor in patients with ST-elevation myocardial infarction
Sci Rep, 7 (1), 11945
DOI 10.1038/s41598-017-12372-w, PubMed 28931920

Shetelig C, Limalanathan S, Eritsland J, Hoffmann P, Seljeflot I, Gran JM, Aukrust P, Ueland T, Andersen GØ (2017)
Osteoprotegerin levels in ST-elevation myocardial infarction: Temporal profile and association with myocardial injury and left ventricular function
PLoS One, 12 (3), e0173034
DOI 10.1371/journal.pone.0173034, PubMed 28253327

Publications 2016

Beitland S, Nakstad ER, Staer-Jensen H, Draegni T, Andersen GØ, Jacobsen D, Brunborg C, Waldum-Grevbo B, Sunde K (2016)
Impact of acute kidney injury on patient outcome in out-of-hospital cardiac arrest: a prospective observational study
Acta Anaesthesiol Scand, 60 (8), 1170-81
DOI 10.1111/aas.12753, PubMed 27306254

Beitland S, Waldum-Grevbo BE, Nakstad ER, Berg JP, Trøseid AS, Brusletto BS, Brunborg C, Andersen GØ, Sunde K (2016)
Urine biomarkers give early prediction of acute kidney injury and outcome after out-of-hospital cardiac arrest
Crit Care, 20 (1), 314
DOI 10.1186/s13054-016-1503-2, PubMed 27716377

Chiva-Blanch G, Bratseth V, Ritschel V, Andersen GØ, Halvorsen S, Eritsland J, Arnesen H, Badimon L, Seljeflot I (2016)
Monocyte-derived circulating microparticles (CD14+, CD14+/CD11b+ and CD14+/CD142+) are related to long-term prognosis for cardiovascular mortality in STEMI patients
Int J Cardiol, 227, 876-881
DOI 10.1016/j.ijcard.2016.11.302, PubMed 27915085

Næss PA, Engeseth K, Grøtta O, Andersen GØ, Gaarder C (2016)
Minimal invasive treatment of life-threatening bleeding caused by cardiopulmonary resuscitation-associated liver injury: a case report
J Med Case Rep, 10 (1), 132
DOI 10.1186/s13256-016-0926-3, PubMed 27236329

Ritschel VN, Seljeflot I, Arnesen H, Halvorsen S, Eritsland J, Fagerland MW, Andersen GØ (2016)
Circulating Levels of IL-6 Receptor and gp130 and Long-Term Clinical Outcomes in ST-Elevation Myocardial Infarction
J Am Heart Assoc, 5 (6)
DOI 10.1161/JAHA.115.003014, PubMed 27412895

Publications 2015

Halvorsen B, Espeland MZ, Andersen GØ, Yndestad A, Sagen EL, Rashidi A, Knudsen EC, Skjelland M, Skagen KR, Krohg-Sørensen K, Holm S, Ritschel V, Holven KB, Biessen EA, Aukrust P, Dahl TB (2015)
Increased expression of NAMPT in PBMC from patients with acute coronary syndrome and in inflammatory M1 macrophages
Atherosclerosis, 243 (1), 204-10
DOI 10.1016/j.atherosclerosis.2015.09.010, PubMed 26402139

Hansen CH, Ritschel V, Halvorsen S, Andersen GØ, Bjørnerheim R, Eritsland J, Arnesen H, Seljeflot I (2015)
Markers of thrombin generation are associated with myocardial necrosis and left ventricular impairment in patients with ST-elevation myocardial infarction
Thromb J, 13, 31
DOI 10.1186/s12959-015-0061-1, PubMed 26396552

Limalanathan S, Eritsland J, Kløw NE, Abdelnoor M, Hoffmann P, Andersen GØ (2015)
Influence of ischemic postconditioning on myocardial dysfunction measured by speckle tracking echocardiography in patients with ST-elevation myocardial infarction
Int J Cardiol, 187, 459-61
DOI 10.1016/j.ijcard.2015.03.192, PubMed 25846653

Stær-Jensen H, Nakstad ER, Fossum E, Mangschau A, Eritsland J, Drægni T, Jacobsen D, Sunde K, Andersen GØ (2015)
Post-Resuscitation ECG for Selection of Patients for Immediate Coronary Angiography in Out-of-Hospital Cardiac Arrest
Circ Cardiovasc Interv, 8 (10)
DOI 10.1161/CIRCINTERVENTIONS.115.002784, PubMed 26453688

Stær-Jensen H, Sunde K, Andersen GØ (2015)
The authors reply
Crit Care Med, 43 (3), e98
DOI 10.1097/CCM.0000000000000812, PubMed 25700077

Sunde K, Andersen GØ (2015)
Prediction of outcome after out-of-hospital cardiac arrest already on hospital admission-not reliable enough to be true!
Eur Heart J, 37 (42), 3229-3231
DOI 10.1093/eurheartj/ehv490, PubMed 26516178

Ørstavik Ø, Manfra O, Andressen KW, Andersen GØ, Skomedal T, Osnes JB, Levy FO, Krobert KA (2015)
The inotropic effect of the active metabolite of levosimendan, OR-1896, is mediated through inhibition of PDE3 in rat ventricular myocardium
PLoS One, 10 (3), e0115547
DOI 10.1371/journal.pone.0115547, PubMed 25738589

Publications 2014

Andersen GØ (2014)
Circulatory shock
N Engl J Med, 370 (6), 583
DOI 10.1056/NEJMc1314999, PubMed 24499234

Husebye T, Eritsland J, Arnesen H, Bjørnerheim R, Mangschau A, Seljeflot I, Andersen GØ (2014)
Association of interleukin 8 and myocardial recovery in patients with ST-elevation myocardial infarction complicated by acute heart failure
PLoS One, 9 (11), e112359
DOI 10.1371/journal.pone.0112359, PubMed 25390695

Limalanathan S, Andersen GØ, Kløw NE, Abdelnoor M, Hoffmann P, Eritsland J (2014)
Effect of ischemic postconditioning on infarct size in patients with ST-elevation myocardial infarction treated by primary PCI results of the POSTEMI (POstconditioning in ST-Elevation Myocardial Infarction) randomized trial
J Am Heart Assoc, 3 (2), e000679
DOI 10.1161/JAHA.113.000679, PubMed 24760962

Orstavik O, Ata SH, Riise J, Dahl CP, Andersen GØ, Levy FO, Skomedal T, Osnes JB, Qvigstad E (2014)
Inhibition of phosphodiesterase-3 by levosimendan is sufficient to account for its inotropic effect in failing human heart
Br J Pharmacol, 171 (23), 5169-81
DOI 10.1111/bph.12647, PubMed 24547784

Stær-Jensen H, Sunde K, Olasveengen TM, Jacobsen D, Drægni T, Nakstad ER, Eritsland J, Andersen GØ (2014)
Bradycardia during therapeutic hypothermia is associated with good neurologic outcome in comatose survivors of out-of-hospital cardiac arrest
Crit Care Med, 42 (11), 2401-8
DOI 10.1097/CCM.0000000000000515, PubMed 25072762

Publications 2013

Husebye T, Eritsland J, Müller C, Sandvik L, Arnesen H, Seljeflot I, Mangschau A, Bjørnerheim R, Andersen GØ (2013)
Levosimendan in acute heart failure following primary percutaneous coronary intervention-treated acute ST-elevation myocardial infarction. Results from the LEAF trial: a randomized, placebo-controlled study
Eur J Heart Fail, 15 (5), 565-72
DOI 10.1093/eurjhf/hfs215, PubMed 23288914

Limalanathan S, Eritsland J, Andersen GØ, Kløw NE, Abdelnoor M, Hoffmann P (2013)
Myocardial salvage is reduced in primary PCI-treated STEMI patients with microvascular obstruction, demonstrated by early and late CMR
PLoS One, 8 (8), e71780
DOI 10.1371/journal.pone.0071780, PubMed 23977143

Ritschel VN, Seljeflot I, Arnesen H, Halvorsen S, Weiss T, Eritsland J, Andersen GØ (2013)
IL-6 signalling in patients with acute ST-elevation myocardial infarction
Results Immunol, 4, 8-13
DOI 10.1016/j.rinim.2013.11.002, PubMed 24707455

Publications 2012

Bliksøen M, Mariero LH, Ohm IK, Haugen F, Yndestad A, Solheim S, Seljeflot I, Ranheim T, Andersen GØ, Aukrust P, Valen G, Vinge LE (2012)
Increased circulating mitochondrial DNA after myocardial infarction
Int J Cardiol, 158 (1), 132-4
DOI 10.1016/j.ijcard.2012.04.047, PubMed 22578950

Publications 2011

Andersen GØ, Knudsen EC, Aukrust P, Yndestad A, Oie E, Müller C, Seljeflot I, Ueland T (2011)
Elevated serum osteoprotegerin levels measured early after acute ST-elevation myocardial infarction predict final infarct size
Heart, 97 (6), 460-5
DOI 10.1136/hrt.2010.206714, PubMed 21270073

Andersen GØ, Ueland T, Knudsen EC, Scholz H, Yndestad A, Sahraoui A, Smith C, Lekva T, Otterdal K, Halvorsen B, Seljeflot I, Aukrust P (2011)
Activin A levels are associated with abnormal glucose regulation in patients with myocardial infarction: potential counteracting effects of activin A on inflammation
Diabetes, 60 (5), 1544-51
DOI 10.2337/db10-1493, PubMed 21464440

Knudsen EC, Seljeflot I, Abdelnoor M, Eritsland J, Mangschau A, Müller C, Arnesen H, Andersen GO (2011)
Impact of newly diagnosed abnormal glucose regulation on long-term prognosis in low risk patients with ST-elevation myocardial infarction: A follow-up study
BMC Endocr Disord, 11, 14
DOI 10.1186/1472-6823-11-14, PubMed 21801387

Knudsen EC, Seljeflot I, Abdelnoor M, Eritsland J, Mangschau A, Müller C, Arnesen H, Andersen GØ (2011)
Elevated levels of PAI-1 activity and t-PA antigen are associated with newly diagnosed abnormal glucose regulation in patients with ST-elevation myocardial infarction
J Thromb Haemost, 9 (8), 1468-74
DOI 10.1111/j.1538-7836.2011.04377.x, PubMed 21624046

Tømte O, Andersen GØ, Jacobsen D, Drægni T, Auestad B, Sunde K (2011)
Strong and weak aspects of an established post-resuscitation treatment protocol-A five-year observational study
Resuscitation, 82 (9), 1186-93
DOI 10.1016/j.resuscitation.2011.05.003, PubMed 21636202

Publications 2010

Knudsen EC, Seljeflot I, Michael A, Eritsland J, Mangschau A, Müller C, Arnesen H, Andersen GØ (2010)
Increased levels of CRP and MCP-1 are associated with previously unknown abnormal glucose regulation in patients with acute STEMI: a cohort study
Cardiovasc Diabetol, 9, 47
DOI 10.1186/1475-2840-9-47, PubMed 20809989

Limalanathan S, Andersen GØ, Hoffmann P, Kløw NE, Abdelnoor M, Eritsland J (2010)
Rationale and design of the POSTEMI (postconditioning in ST-elevation myocardial infarction) study
Cardiology, 116 (2), 103-9
DOI 10.1159/000316965, PubMed 20588018

Publications 2009

Knudsen EC, Seljeflot I, Abdelnoor M, Eritsland J, Mangschau A, Arnesen H, Andersen GO (2009)
Abnormal glucose regulation in patients with acute ST- elevation myocardial infarction-a cohort study on 224 patients
Cardiovasc Diabetol, 8, 6
DOI 10.1186/1475-2840-8-6, PubMed 19183453

Publications 2008

Andersen GØ (2008)
Treatment of acute decompensated heart failure: harmful effects of high doses of loop diuretics?
Cardiology, 113 (1), 9-11
DOI 10.1159/000164148, PubMed 18931491

Publications 2007

Vinge LE, Andressen KW, Attramadal T, Andersen GØ, Ahmed MS, Peppel K, Koch WJ, Freedman NJ, Levy FO, Skomedal T, Osnes JB, Attramadal H (2007)
Substrate specificities of g protein-coupled receptor kinase-2 and -3 at cardiac myocyte receptors provide basis for distinct roles in regulation of myocardial function
Mol Pharmacol, 72 (3), 582-91
DOI 10.1124/mol.107.035766, PubMed 17573483

Publications 2006

Andersen GO, Oie E, Vinge LE, Yndestad A, Attramadal H, Skomedal T, Osnes JB (2006)
Increased expression and function of the myocardial Na-K-2Cl cotransporter in failing rat hearts
Basic Res Cardiol, 101 (6), 471-8
DOI 10.1007/s00395-006-0604-5, PubMed 16783486

Publications 2005

Andersen GØ, Eritsland J, Bjørnerheim R, Kløw NE, Jonassen A, Mangschau A (2005)
[Cardiogenic shock-- new therapeutic strategies]
Tidsskr Nor Laegeforen, 125 (10), 1318-21
PubMed 15909001

Publications 2004

Sandnes D, Nilssen LS, Andersen GO, Viko H, Sjetnan AE, Skomedal T, Osnes JB (2004)
Ca2+-dependent elevation of inositol 1,4,5-trisphosphate level induced by freezing or homogenization of tissues and cells
Basic Clin Pharmacol Toxicol, 95 (6), 288-94
DOI 10.1111/j.1742-7843.2004.t01-1-pto950507.x, PubMed 15569274

Øie E, Vinge LE, Andersen GØ, Yndestad A, Krobert KA, Sandberg C, Ahmed MS, Haug T, Levy FO, Skomedal T, Attramadal H (2004)
RAMP2 and RAMP3 mRNA levels are increased in failing rat cardiomyocytes and associated with increased responsiveness to adrenomedullin
J Mol Cell Cardiol, 38 (1), 145-51
DOI 10.1016/j.yjmcc.2004.10.009, PubMed 15623431

Publications 2003

Andersen GØ, Skomedal T, Enger M, Fidjeland A, Brattelid T, Levy FO, Osnes JB (2003)
Alpha1-AR-mediated activation of NKCC in rat cardiomyocytes involves ERK-dependent phosphorylation of the cotransporter
Am J Physiol Heart Circ Physiol, 286 (4), H1354-60
DOI 10.1152/ajpheart.00549.2003, PubMed 14630635

Publications 2002

Andersen GØ, Qvigstad E, Schiander I, Aass H, Osnes JB, Skomedal T (2002)
Alpha(1)-AR-induced positive inotropic response in heart is dependent on myosin light chain phosphorylation
Am J Physiol Heart Circ Physiol, 283 (4), H1471-80
DOI 10.1152/ajpheart.00232.2002, PubMed 12234799

Publications 2000

Andersen GO, Enger M, Skomedal T, Osnes JB (2000)
Angiotensin II activates a bumetanide sensitive increase in 86RB+ efflux in the rat heart
Res Commun Mol Pathol Pharmacol, 107 (1-2), 89-104
PubMed 11334374

Publications 1998

Andersen GO, Enger M, Thoresen GH, Skomedal T, Osnes JB (1998)
Alpha1-adrenergic activation of myocardial Na-K-2Cl cotransport involving mitogen-activated protein kinase
Am J Physiol, 275 (2), H641-52
DOI 10.1152/ajpheart.1998.275.2.H641, PubMed 9683454

Publications 1997

Andersen GO, Enger M, Skomedal T, Osnes JB (1997)
Alpha 1-adrenoceptor mediated activation of Na/K/2Cl cotransport and K+ channels in the rat heart involves different receptor subtypes
Res Commun Mol Pathol Pharmacol, 96 (3), 329-40
PubMed 9261892

Andersen GO, Enger M, Skomedal T, Osnes JB (1997)
Receptor subtypes involved in the alpha1-adrenoceptor mediated increase in 86Rb+ efflux from the rat heart
Jpn J Pharmacol, 75 (2), 171-8
DOI 10.1254/jjp.75.171, PubMed 9414032

Publications 1996

Andersen GO, Enger M, Skomedal T, Osnes JB (1996)
Concentration-response relationship of alpha 1-adrenoceptor-stimulated increase of 86Rb+ efflux in rat heart
Pharmacol Toxicol, 79 (4), 169-76
DOI 10.1111/j.1600-0773.1996.tb02084.x, PubMed 8899857

Publications 1995

Andersen GO, Ritland S (1995)
Life threatening intoxication with sodium valproate
J Toxicol Clin Toxicol, 33 (3), 279-84
DOI 10.3109/15563659509018000, PubMed 7760458