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Genetic and biochemical parameters associated with hypertension: a sibling study.

Fang Yujing. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 148-182). / Abstracts in English and Chinese. / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Overview of the study --- p.1 / Chapter 1.2 --- Overview of Hypertension --- p.4 / Chapter 1.3 --- Overview of Obesity-Related Hypertension --- p.9 / Chapter 1.3.1 --- Body fat distribution --- p.11 / Chapter 1.3.2 --- Insulin resistance and Hyperinsulinaemia --- p.12 / Chapter 1.3.3 --- Sympathetic nervous system activity --- p.13 / Chapter 1.3.4 --- Genetics of Obesity --- p.15 / Chapter 1.3.4.1 --- Brown adipose tissue (BAT) --- p.15 / Chapter 1.3.4.2 --- Uncoupling protein --- p.16 / Chapter 1.3.4.3 --- Uncoupling Protein 1 Gene --- p.17 / Chapter 1.3.4.4 --- Association of the UCP1 Polymorphism and Weight Gain in Obesity --- p.18 / Chapter 1.4 --- Overview of Genetics of Hypertension --- p.19 / Chapter 1.4.1 --- The Renin-Angiotensin System --- p.19 / Chapter 1.4.1.1 --- Functions of Renin-Angiotensin System --- p.20 / Chapter 1.4.1.2 --- The Renin-Angiotensin System and Hypertension --- p.21 / Chapter 1.4.2 --- Renin --- p.22 / Chapter 1.4.3 --- Angiotensinogen --- p.25 / Chapter 1.4.4 --- Angiotensin-Converting Enzyme (ACE) --- p.29 / Chapter 1.4.4.1 --- Angiotensin-Converting Enzyme Gene --- p.29 / Chapter 1.4.4.2 --- Association of the ACE I/D Polymorphism with Hypertension --- p.30 / Chapter 1.4.4.3 --- Association of the ACE I/D Polymorphism with Other disease --- p.32 / Chapter 1.4.5 --- The Angiotensin II Receptor --- p.35 / Chapter 1.4.5.1 --- Type 1 Angiotensin II Receptor --- p.35 / Chapter 1.4.5.2 --- The Type 1 Angiotensin Receptor Gene --- p.36 / Chapter 1.4.6 --- Dopamine --- p.39 / Chapter 1.4.6.1 --- Dopamine Receptors --- p.42 / Chapter 1.4.6.2 --- The Dopamine D2 Receptor Gene --- p.45 / Chapter 2 --- Aims --- p.47 / Chapter 3 --- Materials and methodology --- p.48 / Chapter 3.1 --- Patient recruitment protocol --- p.48 / Chapter 3.2 --- Subjects --- p.49 / Chapter 3.2.1 --- Classification of Hypertension --- p.50 / Chapter 3.2.2 --- Definition of Dyslipidaemia --- p.51 / Chapter 3.2.3 --- Classification of Diabetes Mellitus --- p.52 / Chapter 3.2.4 --- Definition of Obesity --- p.53 / Chapter 3.2.5 --- Exclusion Criteria --- p.54 / Chapter 3.3 --- Routine Assessment --- p.54 / Chapter 3.3.1 --- Blood Pressure --- p.54 / Chapter 3.3.2 --- Measurements of obesity --- p.55 / Chapter 3.3.2.1 --- Body mass index --- p.55 / Chapter 3.3.2.2 --- Waist to hip ratio --- p.55 / Chapter 3.3.2.3 --- Skin-Fold Thickness --- p.55 / Chapter 3.3.2.4 --- Skinfold Percentage Fat --- p.56 / Chapter 3.3.3 --- Biochemical measurements --- p.56 / Chapter 3.3.3.1 --- Assays measuring biochemical factors from plasma --- p.57 / Chapter 3.3.3.1.1 --- Plasma electrolytes --- p.57 / Chapter 3.3.3.1.2 --- Plasma urate --- p.57 / Chapter 3.3.3.1.3 --- Plasma creatinine --- p.57 / Chapter 3.3.3.1.4 --- Fasting plasma glucose --- p.57 / Chapter 3.3.3.1.5 --- Fasting plasma cholesterol --- p.57 / Chapter 3.3.3.1.6 --- Fasting plasma triglyceride --- p.58 / Chapter 3.3.3.2 --- Assays measuring biochemical factors from urine --- p.58 / Chapter 3.3.3.2.1 --- Urinary electrolytes --- p.58 / Chapter 3.3.3.2.2 --- Urinary creatinine --- p.58 / Chapter 3.3.3.2.3 --- Urinary albumin concentration --- p.58 / Chapter 3.4 --- Extraction of DNA from blood specimen --- p.59 / Chapter 3.5 --- Polymerase Chain Amplification protocols --- p.60 / Chapter 3.5.1 --- Uncoupling protein 1 gene polymorphism --- p.60 / Chapter 3.5.2 --- Angiotensin-Converting Enzyme insertion-deletion polymorphism --- p.62 / Chapter 3.5.3 --- Angiotensin type 1 receptor gene A1166C polymorphism --- p.64 / Chapter 3.5.4 --- Dopamine D2 receptor TaqI polymorphism --- p.66 / Chapter 3.5.5 --- Dopamine D2 receptor TaqI polymorphism --- p.66 / Chapter 3.6 --- Statistical analysis --- p.68 / Chapter 3.6.1 --- Paired sample T test --- p.68 / Chapter 3.6.2 --- Conditional Logistic Regression --- p.68 / Chapter 3.6.3 --- Linkage analysis --- p.69 / Chapter 3.6.3.1 --- Allelic frequency and genotypic distribution --- p.69 / Chapter 3.6.3.2 --- Hardy- Weinberg equilibrium --- p.69 / Chapter 3.6.3.3 --- Parametric analysis --- p.71 / Chapter 3.6.3.4 --- Nonparametric analysis --- p.71 / Chapter 3.6.3.4.1 --- The affected sib pair (ASP) method --- p.74 / Chapter 3.6.3.4.2 --- The affected pedigree member (APM) method of linkage analysis --- p.76 / Chapter 3.6.3.4.3 --- Quantitative traits linkage analysis --- p.79 / Chapter 4 --- Results --- p.81 / Chapter 4.1 --- Description of the characteristics of in siblings --- p.81 / Chapter 4.1.1 --- Siblings and sib-pairs --- p.81 / Chapter 4.1.2 --- Demographic characteristics --- p.81 / Chapter 4.1.3 --- Relationship to age and gender --- p.83 / Chapter 4.1.3.1 --- Hypertension versus age and gender --- p.83 / Chapter 4.1.3.2 --- Central obesity versus age and gender --- p.83 / Chapter 4.1.3.3 --- General obesity versus age and gender --- p.84 / Chapter 4.1.3.4 --- Hypertension-central obesity versus age and gender --- p.84 / Chapter 4.1.3.5 --- Hypertension- general obesity versus age and gender --- p.85 / Chapter 4.1.4 --- Relationship to anthropometric indices --- p.85 / Chapter 4.1.4.1 --- Large proportion of obesity --- p.85 / Chapter 4.1.4.2 --- Hypertension versus anthropometric indices --- p.86 / Chapter 4.1.5 --- Relationship to biochemistry indices --- p.87 / Chapter 4.1.5.1 --- Large proportion of dyslipidaemia --- p.87 / Chapter 4.2 --- Association between disease traits and covariates in discordant sib pairs --- p.87 / Chapter 4.2.1 --- Association between blood pressure and covariates in discordant sib-pairs --- p.87 / Chapter 4.2.2 --- Association between general obesity and covariates in discordant sib-pairs --- p.89 / Chapter 4.2.3 --- Association between obesity related hypertension and covariates in combined discordant sib-pairs --- p.91 / Chapter 4.3 --- Description of the analysis of the polymorphisms of 4 genes which might be related to hypertension and obesity --- p.93 / Chapter 4.3.1 --- The uncoupling protein 1 gene --- p.93 / Chapter 4.3.1.1 --- Comparison of A-G polymorphism in terms of hypertension or obesity --- p.94 / Chapter 4.3.1.2 --- Comparison of A-G polymorphism in terms of HT and obesity --- p.97 / Chapter 4.3.1.3 --- Comparison of characteristics among different genotypes --- p.99 / Chapter 4.3.2 --- The angiotensin-converting enzyme gene --- p.99 / Chapter 4.3.2.1 --- Comparison of the ACE I/D polymorphism in terms of HT --- p.100 / Chapter 4.3.2.2 --- Comparison of characteristics among different genotypes --- p.101 / Chapter 4.3.3 --- The angiotensin type 1 receptor gene --- p.104 / Chapter 4.3.3.1 --- Comparison of the A T1R A1166C polymorphism in terms of HT --- p.104 / Chapter 4.3.3.2 --- Comparison of characteristics among different genotypes --- p.105 / Chapter 4.3.4 --- The Dopamine D2 receptor gene --- p.105 / Chapter 4.3.4.1 --- Comparison of the DRD2 gene TaqI polymorphism in terms of HT --- p.106 / Chapter 4.3.4.2 --- Comparison of the DRD2 gene TaqI polymorphism in terms of general obesity or central obesity --- p.108 / Chapter 4.3.4.3 --- Comparison of the DRD2 gene TaqI polymorphism in terms of general obesity/central obesity and HT --- p.110 / Chapter 4.4 --- Sib pair linkage analysis --- p.113 / Chapter 4.4.1 --- Linkage between each gene and hypertension in our data --- p.114 / Chapter 4.4.1.1 --- Genetic linkage of the marker near the UCP1 gene locus to hypertension --- p.114 / Chapter 4.4.1.2 --- Genetic linkage of the angiotens in-converting enzyme gene locus to hypertension --- p.116 / Chapter 4.4.1.3 --- Genetic linkage of the angiotensin type 1 (AT1) receptor gene locus to hypertension --- p.117 / Chapter 4.4.1.4 --- Genetic linkage of the dopamine D2 receptor gene locus to hypertension --- p.118 / Chapter 4.4.2 --- Linkage between each gene locus and obesity in Hong Kong hypertensive Chinese families --- p.120 / Chapter 4.4.2.1 --- Genetic linkage of the uncoupling protein 1 gene locus to obesity with hypertensive family history --- p.120 / Chapter 4.4.2.2 --- Genetic linkage of the angiotens in-converting enzyme gene locus to obesity with hypertensive family history --- p.123 / Chapter 4.4.2.3 --- Genetic linkage of the angiotensin type 1 receptor gene locus to obesity with hypertensive family history --- p.124 / Chapter 4.4.2.4 --- Genetic linkage of the dopamine D2 gene locus to obesity --- p.127 / Chapter 5 --- Discussion --- p.129 / Chapter 5.1 --- Age-related anomalies --- p.129 / Chapter 5.2 --- Gender-related anomalies --- p.129 / Chapter 5.3 --- Obesity- related hypertension --- p.130 / Chapter 5.4 --- Abnormal biochemical parameters in hypertension --- p.131 / Chapter 5.5 --- Genetic parameters involved in the pathogenesis of hypertension and obesity. --- p.132 / Chapter 5.6 --- The uncoupling protein gene --- p.132 / Chapter 5.6.1 --- Higher frequency in central obese males --- p.132 / Chapter 5.6.2 --- Linkage of systolic blood pressure with G allele --- p.134 / Chapter 5.6.3 --- Metabolic link --- p.135 / Chapter 5.7 --- The angiotensin-converting enzyme gene --- p.137 / Chapter 5.7.1 --- The ACE D allele and hypertension in previous studies --- p.137 / Chapter 5.7.2 --- Positive role of the ACE DD genotype found in our data --- p.139 / Chapter 5.8 --- Angiotensin II type 1 receptor gene --- p.141 / Chapter 5.8.1 --- No linkage with HT --- p.141 / Chapter 5.9 --- Dopamine D2 gene --- p.143 / Chapter 5.9.1 --- Dopamine and obesity --- p.143 / Chapter 5.9.2 --- Linkage with obese and HT --- p.144 / Chapter 5.10 --- Summary of the study --- p.146 / Chapter 5.11 --- Possible further developments in this study --- p.146 / Chapter 6 --- References --- p.148

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323620
Date January 2001
ContributorsFang, Yujing., Chinese University of Hong Kong Graduate School. Division of Medical Sciences.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xx, 182 leaves : ill. ; 30 cm.
CoverageHong Kong
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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