The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells

Background: Nicotinamide adenine dinucleotide phosphate (NADPH) oxidase (Nox) is one of the predominant sources of the production of free oxygen radicals in the vascular wall. Endothelin-1 is a potent vasoconstrictor factor that also has mitogenic activity in vascular smooth muscle cells. The activa...

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Main Authors: Parisa Dayati, Reyhaneh Niayesh-Mehr, Alireza Jafari, Hossein Babaahmadi-Rezaei
Format: Article
Language:fas
Published: Isfahan University of Medical Sciences 2018-06-01
Series:مجله دانشکده پزشکی اصفهان
Subjects:
Online Access:http://jims.mui.ac.ir/index.php/jims/article/view/9631
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author Parisa Dayati
Reyhaneh Niayesh-Mehr
Alireza Jafari
Hossein Babaahmadi-Rezaei
author_facet Parisa Dayati
Reyhaneh Niayesh-Mehr
Alireza Jafari
Hossein Babaahmadi-Rezaei
author_sort Parisa Dayati
collection DOAJ
description Background: Nicotinamide adenine dinucleotide phosphate (NADPH) oxidase (Nox) is one of the predominant sources of the production of free oxygen radicals in the vascular wall. Endothelin-1 is a potent vasoconstrictor factor that also has mitogenic activity in vascular smooth muscle cells. The activation of transforming growth factor beta (TGF–β) receptor by endothelin-1 plays an important role in cardiovascular diseases. The aim of this study was to investigate the changes of Nox gene expression in smooth muscle cells treated with endothelin-1 in the presence of the transforming growth factor beta-receptor antagonist. Methods: Human aortic smooth muscle cells (HA-SMCs) were treated with endothelin-1 (100 nM) and transforming growth factor beta (2 ng/ml) in the presence and absence of transforming growth factor beta-receptor antagonist. The mRNA expression of Nox1 and Nox4 were assessed using real-time polymerase chain reaction (PCR) technique. Findings: The gene expression of Nox1 increased in the presence of endothelin-1 compared to control group, but there was no change in gene expression of Nox4. Increasing the expression of Nox1 decreased in the presence of transforming growth factor beta-receptor antagonist (10 μM). Conclusion: The results of this study showed that activation of transforming growth factor beta pathway is one of the mechanisms for increasing the mRNA expression of Nox1 by endothelin-1.
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spelling doaj.art-ec712ae29933462fb2792fd302d09f6c2023-09-02T18:36:27ZfasIsfahan University of Medical Sciencesمجله دانشکده پزشکی اصفهان1027-75951735-854X2018-06-013647434435010.22122/jims.v36i474.96312957The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle CellsParisa Dayati0Reyhaneh Niayesh-Mehr1Alireza Jafari2Hossein Babaahmadi-Rezaei3Atherosclerosis Research Center, Department of Clinical Biochemistry, School of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, IranAtherosclerosis Research Center, Department of Clinical Biochemistry, School of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, IranAtherosclerosis Research Center, Department of Clinical Biochemistry, School of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, IranAssistant Professor, Atherosclerosis Research Center, Department of Clinical Biochemistry, School of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, IranBackground: Nicotinamide adenine dinucleotide phosphate (NADPH) oxidase (Nox) is one of the predominant sources of the production of free oxygen radicals in the vascular wall. Endothelin-1 is a potent vasoconstrictor factor that also has mitogenic activity in vascular smooth muscle cells. The activation of transforming growth factor beta (TGF–β) receptor by endothelin-1 plays an important role in cardiovascular diseases. The aim of this study was to investigate the changes of Nox gene expression in smooth muscle cells treated with endothelin-1 in the presence of the transforming growth factor beta-receptor antagonist. Methods: Human aortic smooth muscle cells (HA-SMCs) were treated with endothelin-1 (100 nM) and transforming growth factor beta (2 ng/ml) in the presence and absence of transforming growth factor beta-receptor antagonist. The mRNA expression of Nox1 and Nox4 were assessed using real-time polymerase chain reaction (PCR) technique. Findings: The gene expression of Nox1 increased in the presence of endothelin-1 compared to control group, but there was no change in gene expression of Nox4. Increasing the expression of Nox1 decreased in the presence of transforming growth factor beta-receptor antagonist (10 μM). Conclusion: The results of this study showed that activation of transforming growth factor beta pathway is one of the mechanisms for increasing the mRNA expression of Nox1 by endothelin-1.http://jims.mui.ac.ir/index.php/jims/article/view/9631NADPH oxidaseEndothelin-1Transforming growth factor beta
spellingShingle Parisa Dayati
Reyhaneh Niayesh-Mehr
Alireza Jafari
Hossein Babaahmadi-Rezaei
The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
مجله دانشکده پزشکی اصفهان
NADPH oxidase
Endothelin-1
Transforming growth factor beta
title The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
title_full The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
title_fullStr The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
title_full_unstemmed The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
title_short The Effect of Endothelin-1 on Gene Expression of Nicotinamide Adenine Dinucleotide Phosphate (NADPH) Oxidase via Transforming Growth Factor Beta (TGF–β) Receptor in Human Aortic Smooth Muscle Cells
title_sort effect of endothelin 1 on gene expression of nicotinamide adenine dinucleotide phosphate nadph oxidase via transforming growth factor beta tgf β receptor in human aortic smooth muscle cells
topic NADPH oxidase
Endothelin-1
Transforming growth factor beta
url http://jims.mui.ac.ir/index.php/jims/article/view/9631
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