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Genomes and Genes | Zsolt BagiSummaryAffiliation: University of Oxford Country: UK Publications
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Publications
Microvascular responsiveness in obesity: implications for therapeutic interventionZsolt Bagi
Department of Pharmacology, University of Oxford, UK Department of Physiology, New York Medical College, Valhalla, New York, USA
Br J Pharmacol 165:544-60. 2012..LINKED ARTICLES: This article is part of a themed section on Fat and Vascular Responsiveness. To view the other articles in this section visit http://dx.doi.org/10.1111/bph.2012.165.issue-3...
Increased availability of angiotensin AT 1 receptors leads to sustained arterial constriction to angiotensin II in diabetes - role for Rho-kinase activationZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY, USA
Br J Pharmacol 163:1059-68. 2011..Antagonists of angiotensin AT(1) receptors elicit beneficial vascular effects in diabetes mellitus. We hypothesized that diabetes induces sustained availability of AT(1) receptors, causing enhanced arterial constriction to angiotensin II...
Caveolin-1 limits the contribution of BK(Ca) channel to EDHF-mediated arteriolar dilation: implications in diet-induced obesityAttila Feher
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Cardiovasc Res 87:732-9. 2010..We investigated the role of Cav-1 in modulating BK(Ca) channel-mediated, endothelium-derived hyperpolarizing factor (EDHF)-dependent arteriolar dilation in normal condition and in an experimental model of obesity...
High intraluminal pressure via H2O2 upregulates arteriolar constrictions to angiotensin II by increasing the functional availability of AT1 receptorsZsolt Bagi
Dept of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 295:H835-41. 2008..We propose that in hypertension-regardless of etiology-high intraluminal pressure, via oxidative stress, enhances the functional availability of AT1 receptors augmenting Ang II-induced constrictions...
Nitric oxide and H2O2 contribute to reactive dilation of isolated coronary arteriolesAkos Koller
Dept of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 287:H2461-7. 2004..Thus, mechanosensitive mechanisms that are sensitive to deformation, pressure, stretch, and wall shear stress elicit release of NO and H2O2, resulting in reactive dilation of isolated coronary arterioles...
H2O2 increases production of constrictor prostaglandins in smooth muscle leading to enhanced arteriolar tone in Type 2 diabetic miceNora Erdei
Dept of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 292:H649-56. 2007..These alterations may contribute to disturbed regulation of skeletal muscle blood flow in Type 2 diabetes mellitus...
PECAM-1 mediates NO-dependent dilation of arterioles to high temporal gradients of shear stressZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Arterioscler Thromb Vasc Biol 25:1590-5. 2005....
Microvascular dysfunction after transient high glucose is caused by superoxide-dependent reduction in the bioavailability of NO and BH(4)Zsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 287:H626-33. 2004....
Type 2 diabetic mice have increased arteriolar tone and blood pressure: enhanced release of COX-2-derived constrictor prostaglandinsZsolt Bagi
Division of Physiology, New York Medical College, Valhalla, NY, USA
Arterioscler Thromb Vasc Biol 25:1610-6. 2005..We hypothesized that in T2-DM, the regulation of peripheral vascular resistance is altered because of changes in local vasomotor mechanisms...
Activation of hexosamine pathway impairs nitric oxide (NO)-dependent arteriolar dilations by increased protein O-GlcNAcylationTimea Beleznai
Department of Pharmacology, University of Oxford, Oxford, United Kingdom
Vascul Pharmacol 56:115-21. 2012..We propose that interfering with the hexosamine pathway may prevent microvascular complications in diabetes...
PPARgamma activation, by reducing oxidative stress, increases NO bioavailability in coronary arterioles of mice with Type 2 diabetesZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, New York 10595, USA
Am J Physiol Heart Circ Physiol 286:H742-8. 2004..Thus, in addition to the previously revealed beneficial metabolic effects, the antioxidant action of rosiglitazone may protect coronary arteriolar function in Type 2 DM...
Arginase 1 contributes to diminished coronary arteriolar dilation in patients with diabetesTimea Beleznai
Department of Pharmacology, University of Oxford, Oxford, United Kingdom
Am J Physiol Heart Circ Physiol 300:H777-83. 2011..Collectively, we provided evidence for a distinct upregulation of arginase 1 in coronary arterioles of patients with DM, which contributes to a reduced NO production and consequently diminished vasodilation...
Preserved coronary arteriolar dilatation in patients with type 2 diabetes mellitus: implications for reactive oxygen speciesZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Pharmacol Rep 61:99-104. 2009..In this review, we aim to highlight current findings supporting a potential role for ROS in preserving coronary arteriolar dilation in type 2 diabetes mellitus...
Exacerbation of endothelial dysfunction during the progression of diabetes: role of oxidative stressAn Huang
Department of Physiology, New York Medical College, Valhalla, New York, USA
Am J Physiol Regul Integr Comp Physiol 302:R674-81. 2012....
Resveratrol attenuates mitochondrial oxidative stress in coronary arterial endothelial cellsZoltan Ungvari
Department of Physiology, New York Medical College, Valhalla, New York, USA
Am J Physiol Heart Circ Physiol 297:H1876-81. 2009....
Mechanisms of coronary microvascular adaptation to obesityZsolt Bagi
Dept of Physiology, New York Medical College, Valhalla, New York 10595, USA
Am J Physiol Regul Integr Comp Physiol 297:R556-67. 2009....
Biphasic effect of hydrogen peroxide on skeletal muscle arteriolar tone via activation of endothelial and smooth muscle signaling pathwaysCsongor Cseko
Department of Physiology, New York Medical College, Valhalla, New York 10595, USA
J Appl Physiol 97:1130-7. 2004..Because H2O2 at low micromolar concentrations activates several intrinsic mechanisms, we suggest that H2O2 contributes to the local regulation of skeletal muscle blood flow in various physiological and pathophysiological conditions...
Oxidative stress-induced dysregulation of arteriolar wall shear stress and blood pressure in hyperhomocysteinemia is prevented by chronic vitamin C treatmentZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 285:H2277-83. 2003..Thus our study provides evidence that oxidative stress is an important in vivo mechanism that is primarily responsible for the development of endothelial dysregulation of WSS in HHcy...
Superoxide-NO interaction decreases flow- and agonist-induced dilations of coronary arterioles in Type 2 diabetes mellitusZsolt Bagi
Department of Physiology, New York Medical College, Valhalla, NY 10595, USA
Am J Physiol Heart Circ Physiol 285:H1404-10. 2003..This alteration in the regulation of coronary microvascular resistance may contribute to the development of IHD in T2-DM...
