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Hormonal regulation of vitellogenin expression in the goldfish.

Pang Yee Man Flora. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 111-128). / Abstracts in English and Chinese. / Abstract (in English) --- p.ii / Abstract (in Chinese) --- p.iv / Acknowledgement --- p.v / Table of Contents --- p.vii / List of Figures --- p.xii / Symbols and Abbreviations --- p.xv / Scientific Names --- p.xvii / Chapter Chapter 1 --- General Introduction --- p.1 / Chapter 1.1 --- Vitellogenesis --- p.2 / Chapter 1.2 --- Vitellogenin --- p.3 / Chapter 1.2.1 --- Structure --- p.3 / Chapter 1.2.2 --- Vitellogenin synthesis in the liver --- p.4 / Chapter 1.3 --- Regulation of vitellogenin synthesis --- p.5 / Chapter 1.3.1 --- Estradiol --- p.5 / Chapter 1.3.1.1 --- Mechanism of action --- p.6 / Chapter 1.3.1.2 --- Estradiol-stimulated vitellogenin expression --- p.7 / Chapter 1.3.1.3 --- Memory effects --- p.9 / Chapter 1.3.2 --- Testosterone --- p.10 / Chapter 1.3.3 --- Cortisol --- p.13 / Chapter 1.3.4 --- Progesterone --- p.14 / Chapter 1.3.5 --- Growth Hormone --- p.14 / Chapter 1.3.6 --- Prolactin --- p.15 / Chapter 1.3.7 --- Thyroid hormone --- p.15 / Chapter 1.4 --- Growth factors --- p.16 / Chapter 1.4.1 --- Activin --- p.16 / Chapter 1.4.1.1 --- Structure --- p.16 / Chapter 1.4.1.2 --- Functions --- p.17 / Chapter 1.4.2 --- Epidermal growth factors (EGF) --- p.18 / Chapter 1.4.2.1 --- Structure --- p.18 / Chapter 1.4.2.2 --- Functions --- p.19 / Chapter 1.5 --- Objectives of the present study --- p.20 / Chapter Chapter 2 --- Expression of Goldfish Vitellogenin in vivo and in vitro --- p.25 / Chapter 2.1 --- Introduction --- p.25 / Chapter 2.2 --- Materials and Methods --- p.26 / Chapter 2.2.1 --- Materials --- p.26 / Chapter 2.2.2 --- Sequencing --- p.27 / Chapter 2.2.3 --- Cell culture --- p.28 / Chapter 2.2.4 --- RNA extraction --- p.29 / Chapter 2.2.5 --- Northern hybridization --- p.31 / Chapter 2.2.6 --- Slot blot hybridization --- p.32 / Chapter 2.2.7 --- Data analysis --- p.33 / Chapter 2.2.8 --- SDS-PAGE analysis --- p.33 / Chapter 2.2.9 --- in situ hybridization --- p.34 / Chapter 2.3 --- Results --- p.37 / Chapter 2.3.1 --- Validation of vitellogenin mRNA detection --- p.37 / Chapter 2.3.2 --- Basal and estradiol-stimulated vitellogenin expression and production invivo --- p.38 / Chapter 2.3.3 --- Localization of vitellogenin expression in the liver --- p.39 / Chapter 2.3.4 --- Expression of vitellogenin in vitro --- p.40 / Chapter 2.4 --- Discussion --- p.54 / Chapter Chapter 3 --- Effects of Steroids on the Expression of Goldfish Vitellogenin in vitro --- p.60 / Chapter 3.1 --- Introduction --- p.60 / Chapter 3.2 --- Materials and Methods --- p.62 / Chapter 3.2.1 --- Materials --- p.62 / Chapter 3.2.2 --- Animal --- p.62 / Chapter 3.2.3 --- Primary culture of dispersed hepatic cells --- p.62 / Chapter 3.2.4 --- Drug treatment --- p.64 / Chapter 3.2.5 --- Total RNA isolation --- p.64 / Chapter 3.2.6 --- Messenger RNA isolation --- p.65 / Chapter 3.2.7 --- Slot blot analysis --- p.66 / Chapter 3.2.8 --- Data analysis --- p.68 / Chapter 3.2.9 --- Reverse transcription-polymerase chain reaction (RT-PCR) --- p.68 / Chapter 3.2.10 --- Cloning of aromatase cDNA --- p.69 / Chapter 3.2.11 --- Sequencing --- p.70 / Chapter 3.3 --- Results --- p.71 / Chapter 3.3.1 --- Effect of 17-β estradiol on vitellogenin mRNA expression --- p.71 / Chapter 3.3.2 --- Effect of testosterone on vitellogenin mRNA expression --- p.71 / Chapter 3.3.3 --- Detection of aromatase mRNA expression in the liver by RT-PCR --- p.72 / Chapter 3.3.4 --- Effect of aromatase inhibitors on testosterone-stimulated vitellogenin expression --- p.73 / Chapter 3.4 --- Discussion --- p.81 / Chapter Chapter 4 --- Effects of Epidermal Growth Factor (EGF) and Activin on the Expression of Vitellogenin in the Goldfish Hepatic Cells in vitro --- p.86 / Chapter 4.1 --- Introduction --- p.86 / Chapter 4.2 --- Materials and Methods --- p.88 / Chapter 4.2.1 --- Materials --- p.88 / Chapter 4.2.2 --- Primary culture of dispersed hepatic cells --- p.89 / Chapter 4.2.3 --- Slot blot analysis --- p.91 / Chapter 4.2.4 --- Data analysis --- p.91 / Chapter 4.3 --- Results --- p.92 / Chapter 4.3.1 --- Effect of activin on vitellogenin mRNA expression --- p.92 / Chapter 4.3.2 --- Effect of EGF and TGF-α on vitellogenin mRNA expression --- p.93 / Chapter 4.4 --- Discussion --- p.99 / Chapter Chapter 5 --- General Discussion --- p.104 / Chapter 5.1 --- Overview --- p.104 / Chapter 5.2 --- Contribution of the present study --- p.106 / Chapter 5.2.1 --- Expression of goldfish vitellogenin in vivo and in vitro --- p.106 / Chapter 5.2.2 --- Effects of steroids on the expression of goldfish vitellogenin in vitro --- p.106 / Chapter 5.2.3 --- Effects of EGF and activin on the expression of vitellogenin in the goldfish hepatic cells in vitro --- p.107 / Chapter 5.3 --- Future prospects --- p.108

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323896
Date January 2002
ContributorsPang, Yee Man Flora., Chinese University of Hong Kong Graduate School. Division of Biology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xvii, 128 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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