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Relationship between tumor necrosis factor-α and b-adrenergic receptors in C6 glioma cells.

by Shan Sze Wan. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 145-166). / Abstracts in English and Chinese. / Title --- p.i / Abstract --- p.ii / 摘要 --- p.v / Acknowledgements --- p.vii / Table of Contents --- p.viii / List of Abbreviations --- p.xiv / List of Figures --- p.xvii / List of Tables --- p.xx / Chapter Chapter 1 --- Introduction / Chapter 1.1 --- What are the general functions of cytokines? --- p.2 / Chapter 1.2 --- What is TNP-α? --- p.4 / Chapter 1.3 --- Actions of TNF-α --- p.5 / Chapter 1.4 --- General functions of TNF-α in astrocytes --- p.6 / Chapter 1.5 --- TNF-α receptors (TNF-Rs) --- p.8 / Chapter 1.6 --- Second messengers induced by TNP-α --- p.10 / Chapter 1.7 --- Glial Cells --- p.11 / Chapter 1.7.1 --- Oligodendroglia --- p.12 / Chapter 1.7.2 --- Brain Macrophages (Microglia) --- p.12 / Chapter 1.7.3 --- Astrocytes --- p.14 / Chapter 1.7.3.1 --- Functions of astrocytes --- p.15 / Chapter 1.8 --- "Brain injury, astrogliosis and scar formation" --- p.20 / Chapter 1.9 --- β-Adrenergic receptors (β-ARs) --- p.21 / Chapter 1.9.1 --- The active functional unit: the receptor complex --- p.22 / Chapter 1.9.2 --- General functions and distribution of β-ARs --- p.22 / Chapter 1.10 --- Functions of β-ARs in astrocytes --- p.24 / Chapter 1.10.1 --- Regulations of astrogliosis by β-ARs --- p.24 / Chapter 1.10.1.1 --- β-ARs are expressed in normal optic nerves and up-regulated after nerve crush --- p.24 / Chapter 1.10.1.2 --- Injury-induced alterations in endogenous catecholamine leads to enhanced β-AR activation --- p.25 / Chapter 1.10.1.3 --- β-AR blockade suppresses glial scar formation --- p.25 / Chapter 1.10.1.4 --- β-AR agonists affect the proliferation of astrocytes in normal brain --- p.26 / Chapter 1.11 --- Manganese Superoxide Dismutase (MnSOD) --- p.27 / Chapter 1.11.1 --- MnSOD is the target gene of NF-kB --- p.29 / Chapter 1.11.2 --- Induction of MnSOD by proinflammatory cytokines in rat primary astrocytes --- p.29 / Chapter 1.11.3 --- SMase and ceramides induce MnSOD in various cell types --- p.30 / Chapter 1.12 --- Why do we use C6 glioma cells? --- p.31 / Chapter 1.13 --- Aims and Scopes of this project --- p.32 / Chapter Chapter 2 --- MATERIALS AND METHODS / Chapter 2.1 --- Materials --- p.36 / Chapter 2.1.1 --- Cell Line --- p.36 / Chapter 2.1.2 --- Cell Culture Reagents --- p.36 / Chapter 2.1.2.1 --- Complete Dulbecco´ةs modified Eagle medium (CDMEM) --- p.36 / Chapter 2.1.2.2 --- Rosewell Park Memorial Institute (RPMI) medium --- p.37 / Chapter 2.1.2.3 --- Phosphate buffered saline (PBS) --- p.37 / Chapter 2.1.3 --- Recombinant cytokines --- p.38 / Chapter 2.1.4 --- Chemicals for signal transduction study --- p.38 / Chapter 2.1.4.1 --- Modulators of protein kinase C (PKC) --- p.38 / Chapter 2.1.4.2 --- Modulator of protein kinase A (PKA) --- p.39 / Chapter 2.1.4.3 --- β-Adrenergic agonist and antagonist --- p.39 / Chapter 2.1.5 --- Antibodies --- p.40 / Chapter 2.1.5.1 --- Anti-TNF-receptor type 1 (TNF-R1) antibody --- p.40 / Chapter 2.1.5.2 --- Anti-TNF-receptor type 2 (TNF-R2) antibody --- p.41 / Chapter 2.1.5.3 --- Anti-βi-adrenergic receptor (βl-AR) antibody --- p.42 / Chapter 2.1.5.4 --- Anti-β2-adrenergic receptor (β2-AR) antibody --- p.42 / Chapter 2.1.5.5 --- Antibody conjugates --- p.43 / Chapter 2.1.6 --- Reagents for RNA isolation --- p.43 / Chapter 2.1.7 --- Reagents for reverse transcription-polymerase chain reaction (RT-PCR) --- p.43 / Chapter 2.1.8 --- Reagents for electrophoresis --- p.45 / Chapter 2.1.9 --- Reagents and buffers for Western blot --- p.45 / Chapter 2.1.10 --- Other chemicals and reagents --- p.47 / Chapter 2.2 --- Maintenance of rat C6 glioma cell line --- p.47 / Chapter 2.3 --- RNA isolation --- p.48 / Chapter 2.3.1 --- Measurement of RNA yield --- p.49 / Chapter 2.4 --- Reverse transcription-polymerase chain reaction (RT-PCR) --- p.50 / Chapter 2.5 --- Western blot analysis --- p.52 / Chapter Chapter 3 --- RESULTS / Chapter 3.1 --- Effect of TNF-α on the expression of TNF-receptors (TNFRs) in C6 glioma cells --- p.55 / Chapter 3.1.1 --- Effect of TNF-α on TNF-R1 and -R2 mRNA expression in C6 cells --- p.56 / Chapter 3.1.2 --- The signaling systems mediating TNP-α-induced TNF-R2 expression in C6 cells --- p.57 / Chapter 3.1.2.1 --- The involvement of PKC in TNF-α-induced TNF-R2 expression in C6 cells --- p.57 / Chapter 3.1.2.2 --- Effect of PMA on the TNF-R protein levels in C6 cells --- p.63 / Chapter 3.1.2.3 --- Effect of Ro31 on the TNF-α-induced TNF-R protein level in C6 cells --- p.65 / Chapter 3.1.2.4 --- Effect of PKA activator on the level of TNF-R2 mRNA in C6 cells --- p.67 / Chapter 3.2 --- Effect of TNP-α on the expression of β1- and β2-adrenergic receptors (β1- and β2-ARs) in C6 glioma cells --- p.69 / Chapter 3.2.1 --- Effect of TNF-α on β1- and β2-ARs mRNA expression in C6 cells --- p.70 / Chapter 3.2.2 --- The signaling systems mediating TNF-α-induced β1- and β2-AR expression in C6 cells --- p.70 / Chapter 3.2.2.1 --- The involvement of PKC mechanism between TNF-α and β-ARs in C6 cells --- p.71 / Chapter 3.2.2.2 --- Effect of PMA on the β1- and β2-ARs protein level in C6 cells --- p.76 / Chapter 3.2.2.3 --- Effect of Ro31 on the TNF-α-induced β1- and β2-AR protein levels in C6 cells --- p.78 / Chapter 3.2.2.4 --- Effect of dbcAMP on the levels of βl- and β2-ARs mRNA in C6 cells --- p.80 / Chapter 3.3 --- Relationship between TN1F-R2 and β-adrenergic mechanism in C6 cells --- p.82 / Chapter 3.3.1 --- Effects of isproterenol and propranolol on endogenous TNF-α mRNA levels in C6 cells --- p.82 / Chapter 3.3.2 --- Effects of isoproterenol and propranolol on TNF-R2 mRNA levels in C6 cells --- p.83 / Chapter 3.3.3 --- Effects of β1-agonist and antagonist on endogenous TNF-α mRNA expression in C6 cells --- p.87 / Chapter 3.3.4 --- Effects of β1-agonist and antagonist on TNF-R2 mRNA expression in C6 cells --- p.91 / Chapter 3.3.5 --- Effects of β2-agonist and antagonist on endogenous TNF-α mRNA in C6 cells --- p.93 / Chapter 3.3.6 --- Effects of β2-agonist and antagonist on TNF-R2 mRNA in C6 cells --- p.100 / Chapter 3.4 --- Effect ofTNF-α on the expression of a transcriptional factor nuclear factor kappa B (NF-kB) in C6 glioma cells --- p.102 / Chapter 3.4.1 --- Effect ofTNF-α on NF-kB (p50) mRNA expression in C6 cells --- p.106 / Chapter 3.4.2 --- Effect of β-agonist and antagonist on NF-kB (p50) mRNA expression in C6 cells --- p.108 / Chapter 3.4.3 --- Effect of PMA and Ro31 on the levels of NF-kB mRNA in C6 cells --- p.109 / Chapter 3.5 --- Effects of TNF-α on the expression of manganese superoxide dismutase (MnSOD) in C6 glioma cells --- p.111 / Chapter 3.5.1 --- Effects of TNF-α on MnSOD and Cu-ZnSOD mRNAs expression in C6 cells --- p.114 / Chapter 3.5.2 --- Effects of β-agonist and β-antagonist on MnSOD mRNA expression in C6 cells --- p.115 / Chapter 3.5.3 --- Effects of PKC activator and inhibitor on the levels of MnSOD mRNA in C6 cells --- p.117 / Chapter Chapter 4 --- DISCUSSION AND CONCLUSION / Chapter 4.1 --- Effects of TNF-α on the expression of TNF-receptors (TNFRs) in C6 glioma cells --- p.122 / Chapter 4.2 --- Effects of TNF-a on the expression of β1- and β2-adrenergic receptors (β1 and β2-ARs) in C6 glioma cells --- p.126 / Chapter 4.3 --- Relationship between TNF-α and β-adrenergic mechanism in C6 cells --- p.128 / Chapter 4.4 --- Effects of TNF-α on the expression of a transcriptional factor nuclear factor kappa B (NF-kB) in C6 glioma cells --- p.131 / Chapter 4.5 --- Effects of TNF-α on the expression of manganese superoxide dismutase (MnSOD) in C6 glioma cells --- p.133 / Chapter 4.6 --- Possible sources of β-agonists --- p.136 / Chapter 4.7 --- Conclusions --- p.137 / Appendix A --- p.143 / References --- p.145

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323182
Date January 2000
ContributorsShan, Sze Wan., Chinese University of Hong Kong Graduate School. Division of Biochemistry.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xx, 166 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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