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Transformation and carcinogenicity of estrogen in prostatic cells and noble rat prostate gland.

Yuen Mong Ting. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 155-169). / Abstracts in English and Chinese. / Acknowledgements --- p.i / Abstract (English) --- p.ii / Abstract (Chinese) --- p.v / Contents --- p.vi / Chapter Chapter 1. --- Introduction --- p.1 / Chapter 1.1 --- Developmental biology of the prostate --- p.1 / Chapter 1.1.1 --- Development of the prostate gland in humans and rodents --- p.1 / Chapter 1.1.2 --- Mesenchymal-epithelial interaction --- p.2 / Chapter 1.2 --- Overview of the endocrinology of prostate --- p.3 / Chapter 1.3 --- Estrogen in male and prostate gland --- p.4 / Chapter 1.3.1 --- Stimulating effect of estrogen on prostate gland --- p.4 / Chapter 1.3.2 --- Inhibitory effect of estrogen on prostate gland --- p.5 / Chapter 1.4 --- Study of the role of estrogen receptors in prostate gland with the use of estrogen receptor knockout mice --- p.6 / Chapter 1.4.1 --- The two isoforms of estrogen receptors (ER): ERα and ERβ --- p.6 / Chapter 1.4.2 --- The use of estrogen receptor knockout mice for the study of ER --- p.7 / Chapter 1.5 --- Estrogen as a carcinogen --- p.8 / Chapter 1.5.1 --- Formation of DNA adducts --- p.8 / Chapter 1.5.2 --- Formation of oxidants --- p.9 / Chapter 1.5.3 --- Estrogen as a microtubule-disrupting agent --- p.10 / Chapter 1.6 --- Estrogen carcinogenicity in animal models --- p.11 / Chapter 1.6.1 --- Syrian golden hamster model --- p.11 / Chapter 1.6.2 --- Rat model --- p.12 / Chapter 1.7 --- Animal models of prostate cancer by hormonal induction --- p.12 / Chapter 1.7.1 --- Canine model --- p.13 / Chapter 1.7.2 --- Noble rat model --- p.13 / Chapter 1.7.3 --- Sprague-Dawley rat model --- p.15 / Chapter 1.7.4 --- Wistar and F344 rat model --- p.15 / Chapter 1.8 --- Perinatal estrogen exposure and prostate development --- p.16 / Chapter 1.8.1 --- Prenatal estrogen exposure --- p.15 / Chapter 1.8.2 --- Neonatal estrogen exposure --- p.17 / Chapter 1.9 --- Therapeutic use of synthetic estrogen --- p.18 / Chapter 1.9.1 --- Use of diethylstilbestrol in treating prostate cancer --- p.18 / Chapter 1.9.2 --- Use of diethylstilbestrol during pregnancy --- p.19 / Chapter 1.10 --- Estrogen contamination in food --- p.20 / Chapter 1.10.1 --- Estrogen in milk and dairy products --- p.20 / Chapter 1.10.2 --- Estrogen in meat --- p.21 / Figure 1.1 --- p.23 / Chapter Chapter 2. --- Materials and methods --- p.25 / Chapter 2.1 --- In vitro study of estrogen carcninogenicity in normal prostatic cell line --- p.25 / Chapter 2.1.1 --- NRP-152 cell line --- p.25 / Chapter 2.1.2 --- In vitro estrogen treatment on NRP-152 cells --- p.25 / Chapter 2.1.3 --- Colony formation by soft agar assay --- p.27 / Chapter 2.1.4 --- Determination of growth parameters of estrogen-treated and untreated NRP-152 cells --- p.29 / Chapter 2.1.5 --- Gene expression profiling in estrogen-transformed and untreated parental NRP-152 cells by cDNA microarray --- p.30 / Chapter 2.1.6 --- Immunohistochemistry of cultured cells --- p.34 / Chapter 2.1.7 --- Immunofluorescence on cultured cells --- p.36 / Chapter 2.1.8 --- Electron microscopy of the estrogen-transformed and untreated parental NRP-152 cells --- p.37 / Chapter 2.1.9 --- Tumorigenicity in nude mice --- p.38 / Chapter 2.1.10 --- Protein expressions and Western blottings in estrogen-transformed and untreated parental NRP-152 cells --- p.39 / Chapter 2.2 --- In vivo study of estrorgen carcinogenicity in rat protstate gland --- p.41 / Chapter 2.2.1 --- Origin and supply of Noble rats --- p.41 / Chapter 2.2.2 --- Perinatal estrogen imprinting on male Noble rats with diethylstilbestrol --- p.42 / Chapter 2.2.3 --- Long-term hormonal treatment with sex steroids on male Noble rats at adulthood --- p.43 / Chapter 2.2.4 --- Morphological study of Noble rat prostates --- p.44 / Chapter 2.2.5 --- Protein expressions by immunohistochemistry in estrogen-primed and hormone-treated Noble rat prostates --- p.45 / Tables 2.1 -2.2 --- p.48 / Chapter Chapter 3. --- Results --- p.50 / Chapter 3.1 --- In vitro study --- p.50 / Chapter 3.1.1 --- Dose selection for estrogen treatment of NRP-152 cells from cell proliferation assay --- p.50 / Chapter 3.1.2 --- Colony formation in soft agar --- p.50 / Chapter 3.1.3 --- Morphology of NRP-152 cells and the estrogen-transformed clones --- p.51 / Chapter 3.1.4 --- Study of growth parameters --- p.52 / Chapter 3.1.5 --- CDNA array analysis of differentia] gene pattern --- p.53 / Chapter 3.1.6 --- Immunohistochemistry of untreated parental and estrogen- transformed NRP-152 cells --- p.55 / Chapter 3.1.7 --- Electron microscopy --- p.58 / Chapter 3.1.8 --- Tumorigenicity of NRP-152 cells and the estrogen-transformed clones --- p.59 / Chapter 3.1.9 --- Western blottings --- p.59 / Chapter 3.2 --- In vivo study --- p.52 / Chapter 3.2.1 --- Survival of male Nobel rats during perinatal and long-term hormone treatment --- p.62 / Chapter 3.2.2 --- Histological studies of Noble rat prostates --- p.63 / Chapter 3.2.3 --- Immunohistochemistry of the hormone-treated and control Noble rat prostates --- p.65 / Figure 3.1.1 -3.1.44 --- p.73 / Figure 3.2.1 - 3.2.50 --- p.97 / Table 3.1 -3.4 --- p.117 / Chapter Chapter 4. --- Discussions --- p.121 / Chapter 4.1 --- The study on the transformation of cells and soft agar assay --- p.121 / Chapter 4.2 --- Growth patterns of the estrogen-transformed clones --- p.123 / Chapter 4.3 --- Altered differential gene expression --- p.124 / Chapter 4.3.1 --- TUBA --- p.124 / Chapter 4.3.2 --- PTEN --- p.125 / Chapter 4.3.3 --- RAP 1A --- p.126 / Chapter 4.3.4 --- BRCA2 --- p.126 / Chapter 4.4 --- Ultrastructural study in the estrogen-transformed and untreated parental NRP-152 cells --- p.127 / Chapter 4.5 --- Neoplastic lesions induced in prostates of estrogen-imprinted and long-term combined hormone treated Noble rats --- p.129 / Chapter 4.6 --- Altered protein expressions in estrogen-transformed NRP-152 cells and estrogen-imprinted and hormone-treated Noble rat prostates --- p.132 / Chapter 4.6.1 --- Alteration in steroid hormone receptors --- p.132 / Chapter 4.6.2 --- Alternation in cytoskeleton (tubulin-α) --- p.138 / Chapter 4.6.3 --- Alternation in PTEN --- p.141 / Chapter 4.6.4 --- Alternation in Rap1 --- p.143 / Chapter 4.6.5 --- Alternation in BRCA2 --- p.145 / Chapter 4.6.6 --- "Altered in scavenger enzyme (Superoxide dismutase, SOD-1)" --- p.147 / Chapter Chapter 5. --- Summary --- p.150 / Reference --- p.155

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324504
Date January 2003
ContributorsYuen, Mong Ting., Chinese University of Hong Kong Graduate School. Division of Anatomy.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, ix, 169 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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