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Cloning of smad proteins in the goldfish and their involvement in activin regulation of FSH[beta] transcription.

Lau Man Tat. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 95-126). / Abstracts in English and Chinese. / Abstract (in English) --- p.i / Abstract (in Chinese) --- p.iii / Acknowledgements --- p.v / Table of Contents --- p.vi / List of Figures --- p.xi / List of Tables --- p.xiii / Symbols and Abbreviations --- p.xiv / Scientific Names --- p.xvii / Chapter Chapter 1 --- General Introduction / Chapter 1.1 --- Gonadotropins / Chapter 1.1.1 --- Structure --- p.2 / Chapter 1.1.2 --- Function --- p.6 / Chapter 1.1.3 --- Regulation --- p.9 / Chapter 1.1.3.1 --- Hypothalamic regulators (GnRH) --- p.9 / Chapter 1.1.3.2 --- Endocrine regulators from gonads (steroids) --- p.12 / Chapter 1.1.3.3 --- Paracrine regulators (activin) --- p.14 / Chapter 1.2 --- Activin Family of Growth Factors / Chapter 1.2.1 --- Activin / Chapter 1.2.1.1 --- Structure --- p.14 / Chapter 1.2.1.2 --- Function --- p.14 / Chapter 1.2.1.3 --- Signaling --- p.18 / Chapter 1.2.2 --- Follistatin / Chapter 1.2.2.1 --- Structure --- p.21 / Chapter 1.2.2.2 --- Function --- p.21 / Chapter 1.3 --- Transcriptional regulation of pituitary gonadotropin subunit genes at the promoter level --- p.22 / Chapter 1.4 --- The project objectives and long-term significance --- p.26 / Chapter Chapter 2 --- "Cloning of Smad2, Smad3, Smad4 and Smad7 from the Goldfish Pituitary and Their Involvement in the FSHβ Transcription in LβT2 cells" / Chapter 2.1 --- Introduction --- p.28 / Chapter 2.2 --- Materials and Methods / Chapter 2.2.1 --- Chemicals --- p.31 / Chapter 2.2.2 --- Animals --- p.32 / Chapter 2.2.3 --- Isolation of total RNA --- p.32 / Chapter 2.2.4 --- "Cloning of cDNA fragments of Smad 2, 3, 4 and 7 from the goldfish pituitary" --- p.32 / Chapter 2.2.5 --- Rapid amplification of 5'-cDNA ends (5'-RACE) and full-length cDNA(3'-RACE) --- p.33 / Chapter 2.2.6 --- Primary pituitary cell culture --- p.34 / Chapter 2.2.7 --- "Validation of semi-quantitative reverse transcription-polymerase chain reaction (RT-PCR) assays for goldfish Smad 2, 3, 4 and7" --- p.35 / Chapter 2.2.8 --- Construction of the reporter plasmid containing the goldfish FSHβ promoter --- p.36 / Chapter 2.2.9 --- Construction of expression plasmids --- p.37 / Chapter 2.2.10 --- Cell culture and transient transfection --- p.38 / Chapter 2.2.11 --- SEAP reporter gene assay --- p.39 / Chapter 2.2.12 --- β-galactosidase reporter gene assay --- p.40 / Chapter 2.2.13 --- Data analysis --- p.40 / Chapter 2.3 --- Results / Chapter 2.3.1 --- "Cloning and sequence characterization of goldfish Smad 2, 3,4 and7" --- p.41 / Chapter 2.3.2 --- "Tissue distribution of Smad 2,3, 4 and 7 expression" --- p.42 / Chapter 2.3.3 --- "Validation of semi-quantitative RT-PCR assays for Smad 2, 3,4 and7" --- p.43 / Chapter 2.3.4 --- Activin regulation of Smad 2,3,4 and 7 expression in cultured goldfish pituitary cells --- p.44 / Chapter 2.3.5 --- "Smad 2, 3 and 7 regulate basal and activin-induced FSHβ transcription in LβT2 cells" --- p.44 / Chapter 2.3.6 --- Autocrine regulation of the gfFSHβ transcription by activin in LβT2 cells --- p.45 / Chapter 2.4. --- Discussion --- p.47 / Chapter Chapter 3 --- Promoter Analysis for the Smad Responsive Element (SRE) in the Goldfish Follicle Stimulating Hormone β(FSHβGene / Chapter 3.1 --- Introduction --- p.71 / Chapter 3.2 --- Materials and Methods / Chapter 3.2.1 --- Chemicals --- p.74 / Chapter 3.2.2 --- Construction of expression plasmids --- p.74 / Chapter 3.2.3 --- Construction of SEAP reporter plasmids containing different lengths of gfFSHβ promoter --- p.74 / Chapter 3.2.4 --- Cell culture and transient transfection --- p.75 / Chapter 3.2.5 --- Reporter gene assays for SEAP and β-Gal --- p.75 / Chapter 3.2.6 --- Data Analyses --- p.76 / Chapter 3.3 --- Results / Chapter 3.3.1 --- Localization of the proximal Smad-responsive Element (SRE) in the gfFHSβ promoter --- p.76 / Chapter 3.4 --- Discussion --- p.78 / Chapter Chapter 4 --- General Discussion / Chapter 4.1 --- Overview --- p.89 / Chapter 4.2 --- Contribution of the present research / Chapter 4.2.1 --- Cloning and characterization of Smad proteins from the goldfish pituitary --- p.90 / Chapter 4.2.2 --- Regulation of Smads in primary pituitary cell culture --- p.90 / Chapter 4.2.3 --- Identification of the Smad responsive element (SRE) on the gfFSHβ promoter --- p.91 / Chapter 4.3 --- Future research direction --- p.93 / References --- p.95

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324451
Date January 2003
ContributorsLau, Man Tat., Chinese University of Hong Kong Graduate School. Division of Molecular Biotechnology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xviii, 126 leaves : ill. (some col.) ; 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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