Johannes Bjørnstad

Førsteamanuensis - Thoraxkirurgisk avdeling
Bilde av Johannes Bjørnstad
English version of this page
Brukernavn
Besøksadresse Sognsvannsveien 20 Rikshospitalet 0372 OSLO
Postadresse Postboks 4950 Nydalen 0424 OSLO

Publikasjoner

  • Nuru, Abdul; Hagesveen Weltzien, Joachim; Sandvik, Leiv; Tønnessen, Theis & BJØRNSTAD, JOHANNES (2019). Short- and long-term survival after isolated coronary artery bypass grafting, the impact of gender and age. Scandinavian Cardiovascular Journal.  ISSN 1401-7431.  s 1- 6 . doi: 10.1080/14017431.2019.1646430
  • Majak, Piotr; Lunde, Ida Gjervold; Hasic, Almira; Husebye, Trygve Guttorm; Christensen, Geir Arve; Tønnessen, Theis & BJØRNSTAD, JOHANNES (2015). Reduced visfatin levels in aortic stenosis increase after aortic valve replacement and may contribute to reverse left ventricular remodelling. Journal of Cardiovascular Surgery.  ISSN 0021-9509.  56(3), s 483- 492
  • Skrbic, Biljana; Engebretsen, Kristin V Thunheim; Strand, Mari Elen; Lunde, Ida Gjervold; Herum, Kate Louise Møller; Marstein, Henriette; Sjaastad, Ivar; Lunde, Per Kristian; Carlson, Cathrine Rein; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2015). Lack of collagen VIII reduces fibrosis and promotes early mortality and cardiac dilatation in pressure overload in mice. Cardiovascular Research (CVR).  ISSN 0008-6363.  106(1), s 32- 42 . doi: 10.1093/cvr/cvv041
  • Engebretsen, Kristin V Thunheim; Skårdal, Kristine; Bjørnstad, Sigrid; Marstein, Henriette; Skrbic, Biljana; Sjaastad, Ivar; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2014). Attenuated development of cardiac fibrosis in left ventricular pressure overload by SM16, an orally active inhibitor of ALK5. Journal of Molecular and Cellular Cardiology.  ISSN 0022-2828.  76, s 148- 157 . doi: 10.1016/j.yjmcc.2014.08.008
  • Nygård, Ståle; Reitan, Trond; Clancy, Trevor; Nygaard, Vegard; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Tønnessen, Theis; Christensen, Geir Arve & Hovig, Johannes Eivind (2014). Identifying pathogenic processes by integrating microarray data with prior knowledge. BMC Bioinformatics.  ISSN 1471-2105.  15(1) . doi: 10.1186/1471-2105-15-115 Fulltekst i vitenarkiv.
  • Engebretsen, Kristin V Thunheim; Lunde, Ida Gjervold; Strand, Mari Elen; Sjaastad, Ivar; Marstein, Henriette; Skrbic, Biljana; Dahl, Christen Peder; Askevold, Erik Tandberg; Christensen, Geir Arve; BJØRNSTAD, JOHANNES; Tønnessen, Theis & Wæhre, Anne (2013). Lumican is increased in experimental and clinical heart failure, and its production by cardiac fibroblasts is induced by mechanical and proinflammatory stimuli. The FEBS Journal.  ISSN 1742-464X.  280(10), s 2382- 2398 . doi: 10.1111/febs.12235
  • Engebretsen, Kristin V Thunheim; Wæhre, Anne; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Sjaastad, Ivar; Behmen, Dina; Marstein, Henriette; Yndestad, Arne; Aukrust, Pål; Christensen, Geir Arve & Tønnessen, Theis (2013). Decorin, lumican, and their GAG chain-synthesizing enzymes are regulated in myocardial remodeling and reverse remodeling in the mouse. Journal of applied physiology.  ISSN 8750-7587.  114(8), s 988- 997 . doi: 10.1152/japplphysiol.00793.2012
  • Skrbic, Biljana; BJØRNSTAD, JOHANNES; Marstein, Henriette; Carlson, Cathrine Rein; Sjaastad, Ivar; Nygård, Ståle; Bjørnstad, Sigrid; Christensen, Geir Arve & Tønnessen, Theis (2013). Differential regulation of extracellular matrix constituents in myocardial remodeling with and without heart failure following pressure overload. Matrix Biology.  ISSN 0945-053X.  32(2), s 133- 142 . doi: 10.1016/j.matbio.2012.11.011
  • Bjørnstad, Johannes L.; Skrbic, Biljana; Sjaastad, Ivar; Bjørnstad, Sigrid; Christensen, Geir Arve & Tønnessen, Theis (2012). A mouse model of reverse cardiac remodelling following banding-debanding of the ascending aorta. Acta Physiologica.  ISSN 1748-1708.  205(1), s 92- 102 . doi: 10.1111/j.1748-1716.2011.02369.x
  • BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Hasic, Almira; Sjaastad, Ivar; Louch, William Edward; Florholmen, Geir; Christensen, Geir Arve & Tønnessen, Theis (2012). Inhibition of SMAD2 phosphorylation preserves cardiac function during pressure overload. Cardiovascular Research (CVR).  ISSN 0008-6363.  93(1), s 100- 110 . doi: 10.1093/cvr/cvr294
  • Majak, Piotr; BJØRNSTAD, JOHANNES; Braathen, Bjørn; Lunde, Ida Gjervold; Husebye, Trygve Guttorm; Christensen, Geir Arve & Tønnessen, Theis (2012). Endothelin-1 in the Human Myocardium and Circulating Plasma: Evaluation before, during and after Correction of Aortic Stenosis with Aortic Valve Replacement. Cardiology.  ISSN 0008-6312.  123(1), s 1- 10 . doi: 10.1159/000339756
  • Majak, Piotr; Braathen, Bjørn; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2012). GDF-15 is increased during early reperfusion following aortic valve replacement. Scandinavian Cardiovascular Journal.  ISSN 1401-7431.  46(2), s 99- 106 . doi: 10.3109/14017431.2011.649489
  • BJØRNSTAD, JOHANNES; Sjaastad, Ivar; Nygård, Ståle; Hasic, Almira; Ahmed, Muhammad Shakil; Attramadal, Håvard; Finsen, Alexandra; Christensen, Geir Arve & Tønnessen, Theis (2011). Collagen isoform shift during the early phase of reverse left ventricular remodelling after relief of pressure overload. European Heart Journal.  ISSN 0195-668X.  32(2), s 236- 245 . doi: 10.1093/eurheartj/ehq166
  • Majak, Piotr; Bjørnstad, Johannes; Vengen, Øystein; Neverdal, Nils Olav; Husebye, Trygve; Woldbæk, Per R; Pepper, John; Lie, Mons; Christensen, Geir Arve & Tønnessen, Theis (2010). Plasma IL-18 and IL-18BP are altered differently in reverse remodeling following aortic valve replacement. Scandinavian Cardiovascular Journal.  ISSN 1401-7431.  44(2), s 113- 118 . doi: 10.3109/14017430903426902
  • Bjørnstad, Johannes; Pillgram-Larsen, Johan & Tønnessen, Theis (2009). Coronary artery dissection and acute myocardial infarction following blunt chest trauma. World Journal of Emergency Surgery.  ISSN 1749-7922.  14(4)
  • Bjørnstad, Johannes; Neverdal, Nils Olav; Vengen, Øystein; Knudsen, Cathrine Wold; Husebye, Trygve; Pepper, John; Lie, Mons; Christensen, Geir Arve & Tønnessen, Theis (2008). Alterations in circulating activin A, GDF-15, TGF-beta 3 and MMP-2,-3, and-9 during one year of left ventricular reverse remodelling in patients operated for severe aortic stenosis. European Journal of Heart Failure.  ISSN 1388-9842.  10(12), s 1201- 1207 . doi: 10.1016/j.ejheart.2008.09.010

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  • Engebretsen, Kristin V Thunheim; Skårdal, Kristine; Bjørnstad, S; Marstein, Henriette; Skrbic, Biljana; Sjaastad, Ivar; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2013). Inhibiting phosphorylation of SMAD2/3 by the small molecule SM16 in left ventricular pressure overload reduces fibrosis and signs of heart failure, possibly due to better diastolic function.
  • Skrbic, Biljana; Engebretsen, Kristin V Thunheim; Strand, Mari Elen; Marstein, Henriette; Sjaastad, Ivar; Lunde, Ida Gjervold; Carlson, Cathrine Rein; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2013). Lack of collagen type 8 in pressure overload causes left ventricular dilatation and overt heart failure in mice, suggesting a role in transition to heart failure in patients with aortic stenosis.
  • Skrbic, Biljana; Engebretsen, Kristin V Thunheim; Strand, Mari Elen; Marstein, Henriette; Sjaastad, Ivar; Lunde, Ida Gjervold; Carlson, Cathrine Rein; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2013). Lack of collagen type 8 in pressure overload causes left ventricular dilatation and overt heart failure in mice, suggesting a role in transition to heart failure in patients with aortic stenosis. Circulation.  ISSN 0009-7322.  128, s A14408
  • Engebretsen, Kristin V Thunheim; Lunde, Ida Gjervold; Wæhre, Anne; Strand, Mari Elen; Sjaastad, Ivar; Marstein, Henriette; Skrbic, Biljana; Dahl, CP; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2012). The collagen-organizing proteoglycan lumican is increased in experimental and clinical heart failure and its production by cardiac fibroblasts is induced by pro-inflammatory and mechanical stimuli.
  • Skrbic, Biljana; Engebretsen, Kristin V Thunheim; Marstein, Henriette; Sjaastad, Ivar; Christensen, Geir Arve; BJØRNSTAD, JOHANNES & Tønnessen, Theis (2012). Reduction in collagen type 8 might be involved in transition from compensated hypertrophy to left ventricular dilatation and overt heart failure in pressure overload.
  • Bjørnstad, Johannes Lagethon & Tønnessen, Theis (2011). The TGFβ/SMAD signalling system and extracellular matrix changes in myocardial remodelling and reverse remodelling following correction of pressure overload. Series of dissertations submitted to the Faculty of Medicine, University of Oslo. 1136.
  • Engebretsen, Kristin V Thunheim; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Sjaastad, Ivar; Wæhre, Anne; Christensen, Geir Arve & Tønnessen, Theis (2011). Correction of left ventricular pressure overload leads to altered myocardial expression of small leucine rich proteoglycans.
  • Engebretsen, Kristin V Thunheim; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Sjaastad, Ivar; Wæhre, Anne; Christensen, Geir Arve & Tønnessen, Theis (2011). Endret nivå av small leucine rich proteoglycans i en musemodell som etterligner pasienter operert for aortastenose.
  • Nygård, Ståle; Reitan, Trond; Clancy, Trevor; Nygaard, Vegard; BJØRNSTAD, JOHANNES; Tønnessen, Theis; Christensen, Geir Arve & Hovig, Eivind (2011). Identifying pathogenic signaling and regulatory networks by integrating microarray data with prior knowledge.
  • Nygård, Ståle; Reitan, Trond; Clancy, Trevor; Nygaard, Vegard; BJØRNSTAD, JOHANNES; Tønnessen, Theis; Christensen, Geir Arve & Hovig, Eivind (2011). Identifying pathogenic signaling and regulatory networks by integrating microarray data with prior knowledge.
  • Skrbic, Biljana; BJØRNSTAD, JOHANNES; Marstein, Henriette; Sjaastad, Ivar; Nygård, Ståle; Christensen, Geir Arve & Tønnessen, Theis (2011). Reduction in collagen type 8 might be involved in transition from compensated hypertrophy to left ventricular dilatation and overt heart failure in pressure overload.
  • Skrbic, Biljana; BJØRNSTAD, JOHANNES; Marstein, Henriette; Sjaastad, Ivar; Nygård, Ståle; Christensen, Geir Arve & Tønnessen, Theis (2011). Reduksjon i kollagen VIII kan være involvert i venstre ventrikkel dilatasjon og overgang fra kompensert hypertrofi til dekompensert hjertesvikt ved trykkoverbelastning.
  • BJØRNSTAD, JOHANNES; Sjaastad, Ivar; Nygård, Ståle; Finsen, Alexandra; Hasic, Almira & Christensen, Geir Arve (2010). The pro-inflammatory adipocytokine visfatin might play a role regulating cardiac metabolism in human and experimental aortic stenosis. European Journal of Heart Failure. Supplements.  ISSN 1567-4215.  9, s S220- S220
  • BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Sjaastad, Ivar; Louch, William Edward; Christensen, Geir Arve & Tønnessen, Theis (2010). Inhibiting phosphorylation of SMAD2 preserves cardiac function during pressure overload by attenuating left ventricular SERCA2 loss.
  • Nygård, Ståle; Nygaard, Vigdis; Clancy, Trevor; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Sjaastad, Ivar; Tønnessen, Theis; Christensen, Geir Arve & Hovig, E (2010). Integrating microarray gene expression data with prior knowledge about molecular interactions for identification of important heart failure pathways.
  • Nygård, Ståle; Nygaard, Vigdis; Clancy, Trevor; BJØRNSTAD, JOHANNES; Skrbic, Biljana; Tønnessen, Theis; Christensen, Geir Arve & Hovig, Eivind (2010). Integrating microarray gene expression data with prior knowledge about molecular interactions for identification of important heart failure pathways.
  • Skrbic, Biljana; BJØRNSTAD, JOHANNES; Marstein, Henriette; Sjaastad, Ivar; Nygård, Ståle; Christensen, Geir Arve & Tønnessen, Theis (2010). Reduction in collagen VIII might be involved in transition from compensated hypertrophy to overt heart failure in pressure overload.
  • BJØRNSTAD, JOHANNES; Sjaastad, Ivar; Nygård, Ståle; Finsen, Alexandra; Hasic, Almira; Attramadal, Håvard; Ahmed, Muhammad Shakil; Christensen, Geir Arve & Tønnessen, Theis (2009). Reverse remodeling of the left ventricle during the early phase after relief of pressure overload in a mouse model. Hjerteforum.  ISSN 0802-1465.  22, s 110- 110
  • BJØRNSTAD, JOHANNES; Sjaastad, Ivar; Nygård, Ståle; Hasic, Almira; Ahmed, Muhammad Shakil; Attramadal, Håvard; Finsen, Alexandra; Christensen, Geir Arve & Tønnessen, Theis (2009). Reverse remodeling of the left ventricle during the early phase after relief of pressure overload in a mouse model. European Heart Journal, Supplement.  ISSN 1520-765X.  30, s 218- 218
  • BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Sjaastad, Ivar; Christensen, Geir Arve & Tønnessen, Theis (2009). Inhibiting phosphorylation of SMAD2 preserves cardiac function during pressure overload. Circulation.  ISSN 0009-7322.  120, s S857- S857
  • BJØRNSTAD, JOHANNES; Skrbic, Biljana; Marstein, Henriette; Sjaastad, Ivar; Christensen, Geir Arve & Tønnessen, Theis (2009). Inhibiting phosphorylation of SMAD2 preserves cardiac function during pressure overload.
  • BJØRNSTAD, JOHANNES; Sjaastad, Ivar; Finsen, Alexandra; Nygård, Ståle; Hasic, Almira & Christensen, Geir Arve (2008). Reversible pressure overload alters expression of actin binding and extracellular matrix genes.

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Publisert 16. sep. 2019 10:11 - Sist endret 17. sep. 2019 11:57