Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects

<p>An insertion/deletion (I/D) polymorphism of Alpha2B-Adrenoceptor (ADRA2B) gene located on chromosome 2 has been studied extensively in related to cardiovascular diseases. The main aim of the present study was to examine the potential association of D allele frequency of I/D polymorphism of...

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Main Author: R. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali
Format: Article
Language:English
Published: Ivyspring International Publisher 2008-01-01
Series:International Journal of Biological Sciences
Online Access:http://www.biolsci.org/v04p0362.htm
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author R. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali
author_facet R. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali
author_sort R. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali
collection DOAJ
description <p>An insertion/deletion (I/D) polymorphism of Alpha2B-Adrenoceptor (ADRA2B) gene located on chromosome 2 has been studied extensively in related to cardiovascular diseases. The main aim of the present study was to examine the potential association of D allele frequency of I/D polymorphism of ADRA2B gene in Malaysian essential hypertensive subjects with or without type 2 diabetes mellitus (T2DM). This study includes 70 hypertensive subjects without T2DM, 65 hypertensive subjects with T2DM and 75 healthy volunteers as control subjects. Genotyping of I/D polymorphism was performed by conventional PCR method. There was significant difference found in age, body mass index, systolic/diastolic blood pressure and high density lipoprotein cholesterol level between the case and control subjects. DD genotypic frequency of I/D polymorphism was significantly higher in hypertensive subjects (42.84% <i>vs</i>. 29.33%; <i>P&#173;</i>=0.029) and in hypertensive with T2DM subjects (46.15% <i>vs</i>. 29.33%; <i>P</i>=0.046) than control group. D allele frequency was higher in hypertensive group (67.41%) than control subjects (52.67%). However, no significant difference was found between the three genotypes of I/D polymorphism of ADRA2B gene and the clinical characteristics of the subjects. The result obtained in this study show D allele of ADRA2B gene was associated with essential hypertension with or without T2DM in Malaysian subjects.</p>
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spelling doaj.art-78705f7bb1ab424384b66ddb402b13412022-12-22T02:55:30ZengIvyspring International PublisherInternational Journal of Biological Sciences1449-22882008-01-0146362367Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian SubjectsR. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali<p>An insertion/deletion (I/D) polymorphism of Alpha2B-Adrenoceptor (ADRA2B) gene located on chromosome 2 has been studied extensively in related to cardiovascular diseases. The main aim of the present study was to examine the potential association of D allele frequency of I/D polymorphism of ADRA2B gene in Malaysian essential hypertensive subjects with or without type 2 diabetes mellitus (T2DM). This study includes 70 hypertensive subjects without T2DM, 65 hypertensive subjects with T2DM and 75 healthy volunteers as control subjects. Genotyping of I/D polymorphism was performed by conventional PCR method. There was significant difference found in age, body mass index, systolic/diastolic blood pressure and high density lipoprotein cholesterol level between the case and control subjects. DD genotypic frequency of I/D polymorphism was significantly higher in hypertensive subjects (42.84% <i>vs</i>. 29.33%; <i>P&#173;</i>=0.029) and in hypertensive with T2DM subjects (46.15% <i>vs</i>. 29.33%; <i>P</i>=0.046) than control group. D allele frequency was higher in hypertensive group (67.41%) than control subjects (52.67%). However, no significant difference was found between the three genotypes of I/D polymorphism of ADRA2B gene and the clinical characteristics of the subjects. The result obtained in this study show D allele of ADRA2B gene was associated with essential hypertension with or without T2DM in Malaysian subjects.</p>http://www.biolsci.org/v04p0362.htm
spellingShingle R. Vasudevan, Patimah Ismail, Johnson Stanslas, Norashikin Shamsudin, Aisyah binti Ali
Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
International Journal of Biological Sciences
title Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
title_full Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
title_fullStr Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
title_full_unstemmed Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
title_short Association of Insertion/Deletion Polymorphism of Alpha-Adrenoceptor Gene in Essential Hypertension with or without Type 2 Diabetes Mellitus in Malaysian Subjects
title_sort association of insertion deletion polymorphism of alpha adrenoceptor gene in essential hypertension with or without type 2 diabetes mellitus in malaysian subjects
url http://www.biolsci.org/v04p0362.htm
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