PubRank

Ivar Sjaastad

Author PubWeight™ 74.47‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 T-tubule disorganization and reduced synchrony of Ca2+ release in murine cardiomyocytes following myocardial infarction. J Physiol 2006 2.50
2 Localization and function of the Na+/Ca2+-exchanger in normal and detubulated rat cardiomyocytes. J Mol Cell Cardiol 2003 1.75
3 Moderate heart dysfunction in mice with inducible cardiomyocyte-specific excision of the Serca2 gene. J Mol Cell Cardiol 2009 1.72
4 Diastolic dysfunction in alveolar hypoxia: a role for interleukin-18-mediated increase in protein phosphatase 2A. Cardiovasc Res 2008 1.49
5 Altered Na+/Ca2+-exchanger activity due to downregulation of Na+/K+-ATPase alpha2-isoform in heart failure. Cardiovasc Res 2008 1.48
6 Sodium accumulation promotes diastolic dysfunction in end-stage heart failure following Serca2 knockout. J Physiol 2009 1.34
7 Echocardiographic parameters discriminating myocardial infarction with pulmonary congestion from myocardial infarction without congestion in the mouse. J Appl Physiol (1985) 2004 1.27
8 Cardiac O-GlcNAc signaling is increased in hypertrophy and heart failure. Physiol Genomics 2011 1.23
9 The Na+/K+-ATPase alpha2-isoform regulates cardiac contractility in rat cardiomyocytes. Cardiovasc Res 2007 1.20
10 Syndecan-4 signaling via NFAT regulates extracellular matrix production and cardiac myofibroblast differentiation in response to mechanical stress. J Mol Cell Cardiol 2012 1.18
11 Reduced SERCA2 abundance decreases the propensity for Ca2+ wave development in ventricular myocytes. Cardiovasc Res 2009 1.17
12 Reduced level of serine(16) phosphorylated phospholamban in the failing rat myocardium: a major contributor to reduced SERCA2 activity. Cardiovasc Res 2002 1.15
13 An analysis of deformation-dependent electromechanical coupling in the mouse heart. J Physiol 2012 1.10
14 Cumulative organ damage and prognostic factors in juvenile dermatomyositis: a cross-sectional study median 16.8 years after symptom onset. Rheumatology (Oxford) 2009 1.09
15 Mutual antagonism between IP(3)RII and miRNA-133a regulates calcium signals and cardiac hypertrophy. J Cell Biol 2012 1.08
16 Pulmonary outcome in juvenile dermatomyositis: a case-control study. Ann Rheum Dis 2010 1.07
17 Appearance of a ventricular 5-HT4 receptor-mediated inotropic response to serotonin in heart failure. Cardiovasc Res 2005 1.03
18 Increased cardiomyocyte function and Ca2+ transients in mice during early congestive heart failure. J Mol Cell Cardiol 2007 1.01
19 Expression of mRNA encoding G protein-coupled receptors involved in congestive heart failure--a quantitative RT-PCR study and the question of normalisation. Basic Res Cardiol 2007 1.00
20 Cre-loxP DNA recombination is possible with only minimal unspecific transcriptional changes and without cardiomyopathy in Tg(alphaMHC-MerCreMer) mice. Am J Physiol Heart Circ Physiol 2010 1.00
21 Slowing of cardiomyocyte Ca2+ release and contraction during heart failure progression in postinfarction mice. Am J Physiol Heart Circ Physiol 2009 0.99
22 Syndecan-4 is essential for development of concentric myocardial hypertrophy via stretch-induced activation of the calcineurin-NFAT pathway. PLoS One 2011 0.99
23 Control of Ca2+ release by action potential configuration in normal and failing murine cardiomyocytes. Biophys J 2010 0.96
24 Functional coupling of alpha(2)-isoform Na(+)/K(+)-ATPase and Ca(2+) extrusion through the Na(+)/Ca(2+)-exchanger in cardiomyocytes. Cell Calcium 2010 0.96
25 Slow contractions characterize failing rat hearts. Basic Res Cardiol 2008 0.95
26 Serotonin responsiveness through 5-HT2A and 5-HT4 receptors is differentially regulated in hypertrophic and failing rat cardiac ventricle. J Mol Cell Cardiol 2007 0.93
27 Slow diffusion of K+ in the T tubules of rat cardiomyocytes. J Appl Physiol (1985) 2006 0.93
28 Lumican is increased in experimental and clinical heart failure, and its production by cardiac fibroblasts is induced by mechanical and proinflammatory stimuli. FEBS J 2013 0.92
29 Ca(2+) wave probability is determined by the balance between SERCA2-dependent Ca(2+) reuptake and threshold SR Ca(2+) content. Cardiovasc Res 2011 0.92
30 Slow Ca²⁺ sparks de-synchronize Ca²⁺ release in failing cardiomyocytes: evidence for altered configuration of Ca²⁺ release units? J Mol Cell Cardiol 2013 0.92
31 Mechanism of prolonged electromechanical delay in late activated myocardium during left bundle branch block. Am J Physiol Heart Circ Physiol 2011 0.92
32 Mice carrying a conditional Serca2(flox) allele for the generation of Ca(2+) handling-deficient mouse models. Cell Calcium 2009 0.91
33 Natriuretic peptides increase beta1-adrenoceptor signalling in failing hearts through phosphodiesterase 3 inhibition. Cardiovasc Res 2009 0.90
34 HIV as a risk factor for cardiac disease in Botswana: a cross-sectional study. Int Health 2012 0.89
35 Innate immune signaling induces expression and shedding of the heparan sulfate proteoglycan syndecan-4 in cardiac fibroblasts and myocytes, affecting inflammation in the pressure-overloaded heart. FEBS J 2013 0.89
36 Circulating cytokine levels in mice with heart failure are etiology dependent. J Appl Physiol (1985) 2010 0.88
37 Dual serotonergic regulation of ventricular contractile force through 5-HT2A and 5-HT4 receptors induced in the acute failing heart. Circ Res 2005 0.86
38 Chemokines regulate small leucine-rich proteoglycans in the extracellular matrix of the pressure-overloaded right ventricle. J Appl Physiol (1985) 2012 0.86
39 Inhibition of SMAD2 phosphorylation preserves cardiac function during pressure overload. Cardiovasc Res 2011 0.86
40 Beta-adrenergic stimulation maintains cardiac function in Serca2 knockout mice. Biophys J 2013 0.86
41 Cardiac dysfunction in juvenile dermatomyositis: a case-control study. Ann Rheum Dis 2011 0.85
42 Deletion of mouse Alkbh7 leads to obesity. J Mol Cell Biol 2013 0.85
43 No rest for the weary: diastolic calcium homeostasis in the normal and failing myocardium. Physiology (Bethesda) 2012 0.84
44 Lack of chemokine signaling through CXCR5 causes increased mortality, ventricular dilatation and deranged matrix during cardiac pressure overload. PLoS One 2011 0.83
45 Synchrony of cardiomyocyte Ca(2+) release is controlled by T-tubule organization, SR Ca(2+) content, and ryanodine receptor Ca(2+) sensitivity. Biophys J 2013 0.83
46 Novel insight into the detailed myocardial motion and deformation of the rodent heart using high-resolution phase contrast cardiovascular magnetic resonance. J Cardiovasc Magn Reson 2013 0.83
47 Elevated levels of activin A in clinical and experimental pulmonary hypertension. J Appl Physiol (1985) 2009 0.83
48 Improved MR phase-contrast velocimetry using a novel nine-point balanced motion-encoding scheme with increased robustness to eddy current effects. Magn Reson Med 2012 0.83
49 Temporary fatigue and altered extracellular matrix in skeletal muscle during progression of heart failure in rats. Am J Physiol Regul Integr Comp Physiol 2009 0.82
50 Lack of CCR7 induces pulmonary hypertension involving perivascular leukocyte infiltration and inflammation. Am J Physiol Lung Cell Mol Physiol 2011 0.82
51 Alveolar hypoxia induces left ventricular diastolic dysfunction and reduces phosphorylation of phospholamban in mice. Am J Physiol Heart Circ Physiol 2006 0.82
52 Enhanced matrix metalloproteinase activity in skeletal muscles of rats with congestive heart failure. Am J Physiol Regul Integr Comp Physiol 2005 0.82
53 The homeostatic chemokine CCL21 predicts mortality and may play a pathogenic role in heart failure. PLoS One 2012 0.81
54 Differential regulation of β2 -adrenoceptor-mediated inotropic and lusitropic response by PDE3 and PDE4 in failing and non-failing rat cardiac ventricle. Br J Pharmacol 2011 0.81
55 Agents increasing cyclic GMP amplify 5-HT4-elicited positive inotropic response in failing rat cardiac ventricle. Naunyn Schmiedebergs Arch Pharmacol 2011 0.81
56 The cardiac ventricular 5-HT4 receptor is functional in late foetal development and is reactivated in heart failure. PLoS One 2012 0.80
57 Carvedilol blockade of alpha1- and beta-adrenoceptor induced inotropic responses in rats with congestive heart failure. Eur J Pharmacol 2005 0.80
58 Cardiomyocytes from postinfarction failing rat hearts have improved ischemia tolerance. Am J Physiol Heart Circ Physiol 2009 0.80
59 I(CaL) inhibition prevents arrhythmogenic Ca(2+) waves caused by abnormal Ca(2+) sensitivity of RyR or SR Ca(2+) accumulation. Cardiovasc Res 2013 0.80
60 Attenuated fatigue in slow twitch skeletal muscle during isotonic exercise in rats with chronic heart failure. PLoS One 2011 0.80
61 Collagen isoform shift during the early phase of reverse left ventricular remodelling after relief of pressure overload. Eur Heart J 2010 0.80
62 Effect of piboserod, a 5-HT4 serotonin receptor antagonist, on left ventricular function in patients with symptomatic heart failure. Eur J Heart Fail 2009 0.80
63 Differential regulation of extracellular matrix constituents in myocardial remodeling with and without heart failure following pressure overload. Matrix Biol 2012 0.79
64 Non-classical regulation of β1- and β 2-adrenoceptor-mediated inotropic responses in rat heart ventricle by the G protein Gi. Naunyn Schmiedebergs Arch Pharmacol 2014 0.79
65 Separate mechanisms cause anemia in ischemic vs. nonischemic murine heart failure. Am J Physiol Regul Integr Comp Physiol 2009 0.79
66 Serotonin increases L-type Ca2+ current and SR Ca2+ content through 5-HT4 receptors in failing rat ventricular cardiomyocytes. Am J Physiol Heart Circ Physiol 2007 0.79
67 Training effects on skeletal muscle calcium handling in human chronic heart failure. Med Sci Sports Exerc 2010 0.79
68 Chromogranin B in heart failure: a putative cardiac biomarker expressed in the failing myocardium. Circ Heart Fail 2010 0.79
69 Decorin, lumican, and their GAG chain-synthesizing enzymes are regulated in myocardial remodeling and reverse remodeling in the mouse. J Appl Physiol (1985) 2013 0.79
70 Unwrapping eddy current compensation: improved compensation of eddy current induced baseline shifts in high-resolution phase-contrast MRI at 9.4 Tesla. Magn Reson Med 2013 0.78
71 EC-coupling in normal and failing hearts. Scand Cardiovasc J 2005 0.78
72 Discriminating the effect of accelerated compression from accelerated decompression during high-impulse CPR in a porcine model of cardiac arrest. Resuscitation 2010 0.78
73 Differential regulation of C-type natriuretic peptide-induced cGMP and functional responses by PDE2 and PDE3 in failing myocardium. Naunyn Schmiedebergs Arch Pharmacol 2014 0.78
74 Artifactual contractions triggered by field stimulation of cardiomyocytes. J Appl Physiol (1985) 2005 0.77
75 High-intensity exercise training in mice with cardiomyocyte-specific disruption of Serca2. J Appl Physiol (1985) 2010 0.77
76 Exercise training before cardiac-specific Serca2 disruption attenuates the decline in cardiac function in mice. J Appl Physiol (1985) 2010 0.76
77 Carvedilol blockade of rat myocardial alpha1-adrenoceptors. Eur J Pharmacol 2003 0.76
78 Secretogranin II; a protein increased in the myocardium and circulation in heart failure with cardioprotective properties. PLoS One 2012 0.76
79 The H3K9 dimethyltransferases EHMT1/2 protect against pathological cardiac hypertrophy. J Clin Invest 2016 0.75
80 Heart failure with preserved ejection fraction. Tidsskr Nor Laegeforen 2017 0.75
81 From global to local: a new understanding of cardiac electromechanical coupling. Tidsskr Nor Laegeforen 2012 0.75
82 [Does altered regulation of Na+ cause reduced myocardial contractility in heart failure?]. Tidsskr Nor Laegeforen 2003 0.75
83 pH dependent uptake of porphyrin-type photosensitizers by solid tumor cells in vitro is not induced by modification of transmembrane potential. Cancer Lett 2005 0.75