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Investigation of the quantitative relationship between circulating placental mRNA and fetal growth.

Pang, Weng I. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 116-148). / Abstracts in English and Chinese. / ABSTRACT --- p.i / 摘要 --- p.iv / ACKNOWLEDGEMENTS --- p.vi / PUBLICATIONS --- p.vii / TABLE OF CONTENTS --- p.viii / LIST OF TABLES --- p.xiii / LIST OF FIGURES --- p.xv / LIST OF ABBREVIATIONS --- p.xvi / Chapter SECTION I: --- BACKGROUND --- p.1 / Chapter CHAPTER 1: --- CIRCULATING NUCLEIC ACIDS IN PRENATAL DIAGNOSIS --- p.2 / Chapter 1.1 --- Prenatal diagnosis --- p.2 / Chapter 1.2 --- Circulating fetal DNA in maternal plasma --- p.2 / Chapter 1.2.1 --- Biology of circulating fetal DNA --- p.2 / Chapter 1.2.2 --- Clinical applications of circulating fetal DNA --- p.3 / Chapter 1.2.2.1 --- Qualitative fetal-specific sequence detection --- p.4 / Chapter 1.2.2.2 --- Quantitative aberration detection --- p.4 / Chapter 1.2.3 --- Circulating fetal epigenetic markers --- p.5 / Chapter 1.3 --- Circulating fetal RNA in maternal plasma --- p.6 / Chapter 1.3.1 --- Biology of circulating fetal RNA --- p.6 / Chapter 1.3.2 --- Clinical applications of circulating fetal RNA --- p.8 / Chapter 1.3.2.1 --- Quantitative aberration detection --- p.8 / Chapter 1.3.2.2 --- Chromosomal aneuploidy detection --- p.9 / Chapter 1.3.3 --- Enrichment of fetal RNA --- p.10 / Chapter 1.4 --- Circulating microRNA in maternal plasma --- p.10 / Chapter CHAPTER 2: --- FETAL GROWTH AND WELL-BEING --- p.12 / Chapter 2.1 --- Normal fetal growth --- p.12 / Chapter 2.1.1 --- Role of the mother --- p.12 / Chapter 2.1.2 --- Role of the placenta --- p.12 / Chapter 2.1.3 --- Role of the fetus --- p.13 / Chapter 2.1.4 --- Role of the somatotrophic axis --- p.15 / Chapter 2.2 --- Abnormal fetal growth --- p.15 / Chapter 2.2.1 --- Intrauterine growth restriction --- p.16 / Chapter 2.1.2 --- Definition of IUGR --- p.16 / Chapter 2.2.3 --- Risk factors of IUGR --- p.17 / Chapter 2.2.4 --- Diagnosis of IUGR --- p.20 / Chapter 2.2.4.1 --- Biometric tests --- p.20 / Chapter 2.2.4.2 --- Biophysical tests --- p.21 / Chapter 2.2.4.3 --- Biochemical tests --- p.22 / Chapter 2.2.4.4 --- Others --- p.22 / Chapter 2.3 --- Limitations of current modalities in fetal growth assessment --- p.23 / Chapter 2.4 --- Aims of this thesis --- p.24 / Chapter SECTION II: --- MATERIALS AND METHODS --- p.26 / Chapter CHAPTER 3: --- QUANTITATIVE ANALYSIS OF CIRCULATING RNA --- p.27 / Chapter 3.1 --- Sample collection and processing --- p.27 / Chapter 3.1.1 --- Preparation of plasm a --- p.27 / Chapter 3.1.2 --- Preparation of blood cells --- p.27 / Chapter 3.1.3 --- Preparation of placental tissues --- p.27 / Chapter 3.2 --- Total RNA extraction --- p.28 / Chapter 3.2.1 --- Plasma and blood cells --- p.28 / Chapter 3.2.2 --- Placental tissues --- p.32 / Chapter 3.3 --- Quantitative measurements of nucleic acids --- p.32 / Chapter 3.3.1 --- Principles of real-time quantitative PCR --- p.33 / Chapter 3.3.2 --- One-step QR T-PCR assays for placental mRNA quantification --- p.3 7 / Chapter 3.3.3 --- QPCR assays for checking genomic DNA contamination --- p.43 / Chapter 3.4 --- Statistical analysis --- p.45 / Chapter SECTION III: --- EVALUATION OF PLACENTA-DERIVED MRNA AS POSSIBLE MARKERS FOR FETAL GROWTH ASSESSMENT --- p.46 / Chapter CHAPTER 4: --- SELECTION OF POTENTIAL FETAL GROWTH MRNA MARKERS FOR MATERNAL PLASMA DETECTION --- p.47 / Chapter 4.1 --- Introduction --- p.47 / Chapter 4.2 --- Materials and methods --- p.49 / Chapter 4.2.1 --- Sample collection and processing --- p.49 / Chapter 4.2.2 --- Experimental design --- p.49 / Chapter 4.2.3 --- RNA extraction and quantification --- p.51 / Chapter 4.2.4 --- Statistical analysis --- p.51 / Chapter 4.3 --- Results --- p.52 / Chapter 4.3.1 --- Identification of potential fetal growth mRNA markers in maternal plasma --- p.52 / Chapter 4.3.2 --- Development of real-time QR T-PCR assays --- p.56 / Chapter 4.3.3 --- Validation of maternal plasma detectability and pregnancy-specificity --- p.58 / Chapter 4.3.4 --- Assessment of the gestational trend in maternal plasma --- p.64 / Chapter 4.4 --- Discussion --- p.68 / Chapter CHAPTER 5: --- RELATIONSHIP BETWEEN CIRCULATING PLACENTAL MRNA AND FETAL GROWTH --- p.72 / Chapter 5.1 --- Introduction --- p.72 / Chapter 5.2 --- Materials and methods --- p.73 / Chapter 5.2.1 --- Sample collection and processing --- p.73 / Chapter 5.2.2 --- "Ultrasound measurement, placental weight and birth weight.…" --- p.74 / Chapter 5.2.3 --- Experimental design --- p.74 / Chapter 5.2.4 --- RNA extraction and quantification --- p.75 / Chapter 5.2.5 --- Statistical analysis --- p.75 / Chapter 5.3 --- Results --- p.75 / Chapter 5.3.1 --- Expression of potential growth markers in placental tissues --- p.76 / Chapter 5.3.2 --- Relationship between circulating placental mRNA and birth measurements --- p.76 / Chapter 5.3.3 --- Relationship between circulating placental mRNA and fetal biometric measurements --- p.77 / Chapter 5.4 --- Discussion --- p.85 / Chapter SECTION IV: --- CLINICAL APPLICATION OF POTENTIAL FETAL GROWTH MARKERS IN THE ASSESSMENT OF IUGR --- p.93 / Chapter CHAPTER 6: --- QUANTITATIVE ANALYSIS OF PLACENTAL MRNA IN IUGR WITH OR WITHOUT PET --- p.94 / Chapter 6.1 --- Introduction --- p.94 / Chapter 6.2 --- Materials and methods --- p.95 / Chapter 6.2.1 --- Sample collection and processing --- p.95 / Chapter 6.2.2 --- Experimental design --- p.96 / Chapter 6.2.3 --- RNA extraction and quantification --- p.96 / Chapter 6.2.4 --- Statistical analysis --- p.97 / Chapter 6.3 --- Results --- p.97 / Chapter 6.3.1 --- Cross-sectional comparison of placental mRNA concentrations --- p.97 / Chapter 6.3.2 --- Longitudinal comparison of placental mRNA concentrations --- p.102 / Chapter 6.4 --- Discussion --- p.103 / Chapter SECTION V: --- CONCLUDING REMARKS --- p.107 / Chapter CHAPTER 7: --- CONCLUSION AND FUTURE PERSPECTIVES --- p.108 / Chapter 7.1 --- A strategy for identifying circulating placental MRNA markers for fetal growth assessment --- p.108 / Chapter 7.2 --- Implications of mRNA marker development strategy --- p.111 / Chapter 7.3 --- Prospects for future work --- p.112 / REFERENCES --- p.116

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_326457
Date January 2008
ContributorsPang, Weng I., Chinese University of Hong Kong Graduate School. Division of Chemical Pathology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xvii, 148 leaves : ill. ; 30 cm.
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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