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The signaling pathway mediating the proliferative action of TNF-α in C6 glioma cells.

by Ho Wai Fong. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 207-243). / Abstracts in English and Chinese. / Title --- p.i / Abstract --- p.ii / 摘要 --- p.v / Acknowledgements --- p.viii / Table of Contents --- p.x / List of Abbreviations --- p.xviii / List of Figures --- p.xxiv / List of Tables --- p.xxix / Chapter Chapter 1 --- Introduction / Chapter 1.1 --- Traumatic brain injury --- p.1 / Chapter 1.2 --- Ceils of the nervous system: glia --- p.1 / Chapter 1.2.1 --- Astroglia - / Chapter 1.2.1.1 --- Molecular markers of astroglia --- p.3 / Chapter 1.2.1.2 --- Functions of astroglia --- p.3 / Chapter 1.2.2 --- Oligodendrocyte --- p.5 / Chapter 1.2.2.1 --- Molecular markers of oligodendrocyte --- p.6 / Chapter 1.2.2.2 --- Functions of oligodendrocyte --- p.6 / Chapter 1.2.3 --- Microglia --- p.7 / Chapter 1.2.3.1 --- Molecular markers of microglia --- p.7 / Chapter 1.2.3.2 --- Functions of microglia --- p.8 / Chapter 1.3 --- Cytokine and brain injury --- p.8 / Chapter 1.4 --- Tumor necrosis factor alpha (TNF-α) --- p.9 / Chapter 1.5 --- TNF-α receptor --- p.10 / Chapter 1.6 --- Biological activities of TNF-α --- p.11 / Chapter 1.7 --- Signaling mechanism --- p.13 / Chapter 1.7.1 --- Protein kinase C --- p.13 / Chapter 1.7.2 --- Protein kinase A --- p.14 / Chapter 1.7.3 --- p38 mitogen-activated protein kinase (p38 MAPK) --- p.15 / Chapter 1.7.3.1 --- Biological activities of p38 MAPK --- p.18 / Chapter 1.7.4 --- Inducible nitric oxide synthase (iNOS) --- p.20 / Chapter 1.7.5 --- cAMP responsive element binding protein (CREB) --- p.21 / Chapter 1.7.6 --- Transcription factor c-fos --- p.23 / Chapter 1.7.7 --- Nuclear factor kappa-B (NF-kB) --- p.24 / Chapter 1.8 --- "Brain injury, astrogliosis and scar formation" --- p.26 / Chapter 1.9 --- β-adrenergic receptor (β-AR) --- p.28 / Chapter 1.9.1 --- Functions of β-AR in astrocytes --- p.29 / Chapter 1.10 --- Why do we use C6 glioma cell? --- p.31 / Chapter 1.11 --- Fluorescent differential display (FDD) --- p.34 / Chapter 1.12 --- Aims and Scopes of this project --- p.36 / Chapter Chapter 2 --- MATERIALS AND METHODS / Chapter 2.1 --- Material --- p.40 / Chapter 2.1.1 --- Cell line --- p.40 / Chapter 2.1.2 --- Cell culture reagents --- p.40 / Chapter 2.1.2.1 --- Complete Dulbecco's modified Eagle medium (CDMEM) --- p.40 / Chapter 2.1.2.2 --- Rosewell Park Memorial Institute (RPMI) medium --- p.41 / Chapter 2.1.2.3 --- Phosphate buffered saline (PBS) --- p.41 / Chapter 2.1.3 --- Recombinant cytokines --- p.41 / Chapter 2.1.4 --- Chemicals for signal transduction study --- p.42 / Chapter 2.1.4.1 --- Modulators of p38 mitogen-activated protein kinase (p38 MAPK) --- p.42 / Chapter 2.1.4.2 --- Modulators of protein kinase C (PKC) --- p.42 / Chapter 2.1.4.3 --- Modulators of protein kinase A (PKA) --- p.42 / Chapter 2.1.4.4 --- β-Adrenergic agonist and antagonist --- p.43 / Chapter 2.1.5 --- Antibodies --- p.44 / Chapter 2.1.5.1 --- Anti-p38 mitogen-activated protein kinase (p38 MAPK) antibody --- p.44 / Chapter 2.1.5.2 --- Anti-phosporylation p38 mitogen-activated protein kinase (p-p38 MAPK) antibody --- p.44 / Chapter 2.1.5.3 --- Antibody conjugates --- p.44 / Chapter 2.1.6 --- Reagents for RNA isolation --- p.45 / Chapter 2.1.7 --- Reagents for DNase I treatment --- p.45 / Chapter 2.1.8 --- Reagents for reverse transcription of mRNA and fluorescent PCR amplification --- p.45 / Chapter 2.1.9 --- Reagents for fluorescent differential display --- p.46 / Chapter 2.1.10 --- Materials for excision of differentially expressed cDNA fragments --- p.46 / Chapter 2.1.11 --- Reagents for reamplification of differentially expressed cDNA fragments --- p.46 / Chapter 2.1.12 --- Reagents for subcloning of reamplified cDNA fragments --- p.47 / Chapter 2.1.13 --- Reagents for purification of plasmid DNA from recombinant clones --- p.47 / Chapter 2.1.14 --- Reagents for DNA sequencing of differentially expressed cDNA fragments --- p.47 / Chapter 2.1.15 --- Reagents for reverse transcription-polymerase chain reaction (RT-PCR) --- p.48 / Chapter 2.1.16 --- Reagents for electrophoresis --- p.50 / Chapter 2.1.17 --- Reagents and buffers for Western blot --- p.50 / Chapter 2.1.18 --- Other chemicals and reagents --- p.50 / Chapter 2.2 --- Maintenance of rat C6 glioma cell line --- p.51 / Chapter 2.3 --- RNA isolation --- p.52 / Chapter 2.3.1 --- Measurement of RNA yield --- p.53 / Chapter 2.4 --- DNase I treatment --- p.53 / Chapter 2.5 --- Reverse transcription of mRNA and fluorescent PCR amplification --- p.54 / Chapter 2.6 --- Fluorescent differentia display --- p.55 / Chapter 2.7 --- Excision of differentially expressed cDNA fragments --- p.59 / Chapter 2.8 --- Reamplification of differentially expressed cDNA fragments --- p.59 / Chapter 2.9 --- Subcloning of reamplified cDNA fragments --- p.60 / Chapter 2.10 --- Purification of plasmid DNA from recombinant clones --- p.63 / Chapter 2.11 --- DNA sequencing of differentially expressed cDNA fragments --- p.64 / Chapter 2.12 --- Reverse transcription-polymerase chain reaction (RT-PCR) --- p.66 / Chapter 2.13 --- Western bolt analysis --- p.67 / Chapter Chapter 3 --- RESULTS / Chapter 3.1 --- DNase I treatment --- p.71 / Chapter 3.2 --- FDD RT-PCR and band excision --- p.71 / Chapter 3.3 --- Reamplification of excised cDNA fragments --- p.74 / Chapter 3.4 --- Subcloning of reamplified cDNA fragments --- p.77 / Chapter 3.5 --- DNA sequencing of subcloned cDNA fragments --- p.77 / Chapter 3.6 --- Confirmation of the differentially expressed cDNA fragments by RT-PCR and Western blotting --- p.84 / Chapter 3.6.1 --- Effects of TNF-α on p38a mitogen protein kinase (p38 α MAPK) --- p.84 / Chapter 3.6.2 --- Effects of TNF-α on p38 a MAPK and p-p38 α MAPK protein level --- p.86 / Chapter 3.7 --- Effects of TNF-α on p38 MAPK --- p.88 / Chapter 3.7.1 --- "Effects of TNF-α on p38 α, β,γ andδ MAPK" --- p.88 / Chapter 3.7.2 --- Role of TNF-receptor (TNF-R) subtype in the TNF-α-induced p3 8 MAPK expression in C6 cells --- p.89 / Chapter 3.7.3 --- The signaling system mediating TNF-α-induced p38 a MAPK expression in C6 cells --- p.92 / Chapter 3.7.3.1 --- The involvement of PKC in TNF-α-induced p38 MAPK expression in C6 cells --- p.92 / Chapter 3.7.3.2 --- The involvement of PKC in TNF-α-induced p38 MAPK expression in C6 cells --- p.98 / Chapter 3.7.4 --- The relationship between p38 MAPK and β-adrenergic mechanisms in C6 cells --- p.99 / Chapter 3.7.4.1 --- Effects of isoproterenol and propanol on p38 MAPK mRNA levels in C6 cells --- p.103 / Chapter 3.7.4.2 --- Effects of β1-agonist and -antagonist on p38 MAPK mRNA levels in C6 cells --- p.106 / Chapter 3.7.4.3 --- Effects of β2-agonist and -antagonist on p38 MAPK mRNA levels in C6 cells --- p.107 / Chapter 3.8 --- The relationship between p3 8 MAPK and inducible nitric oxide synthase (iNOS) expression --- p.113 / Chapter 3.8.1 --- Effects of TNF-α on the iNOS expression in C6 cells --- p.113 / Chapter 3.8.2 --- Role of TNF-receptors (TNF-R) subtypes in the TNF-α- induced iNOS expression in C6 cells --- p.115 / Chapter 3.8.3 --- The signaling system mediating TNF-α-induced iNOS expression in C6 cells --- p.115 / Chapter 3.8.3.1 --- The involvement of p38 MAPK in the TNF-α-induced iNOS expression in C6 cells --- p.117 / Chapter 3.8.3.2 --- The involvement of PKA in the TNF-α-induced iNOS expression in C6 cells --- p.119 / Chapter 3.9 --- The relationship between p38 MAPK and cAMP-responsive element binding protein (CREB) expression --- p.120 / Chapter 3.9.1 --- Effects of TNF-α on the CREB expression in C6 cells --- p.120 / Chapter 3.9.2 --- Role of TNF-receptors (TNF-R) subtypes in the TNF-α- induced CREB expression in C6 cells --- p.124 / Chapter 3.9.3 --- The signaling system mediating TNF-α-induced CREB expression in C6 cells --- p.126 / Chapter 3.9.3.1 --- The involvement of p38 MAPK in the TNF-α-induced CREB expression in C6 cells --- p.126 / Chapter 3.9.3.2 --- The involvement of PKC in the TNF-α-induced CREB expression in C6 cells --- p.128 / Chapter 3.9.3.3 --- The involvement of PKA in TNF-α-induced CREB expression in C6 cells --- p.129 / Chapter 3.9.4 --- The relationship between CREB and β-adrenergic mechanisms in C6 cells --- p.136 / Chapter 3.9.4.1 --- Effects of isoproterenol and propanol on CREB mRNA levels in C6 cells --- p.136 / Chapter 3.9.4.2 --- Effects of β1-agonist and -antagonist on CREB mRNA levels in C6 cells --- p.139 / Chapter 3.9.4.3 --- Effects of (32-agonist and -antagonist on CREB mRNA levels in C6 cells --- p.142 / Chapter 3.10 --- The relationship between p38 MAPK and transcription factor c-fos expression --- p.146 / Chapter 3.10.1 --- Effects of TNF-α on the c-fos expression in C6 cells --- p.146 / Chapter 3.10.2 --- Role of TNF-receptors (TNF-R) subtypes in the TNF-α- induced c-fos expression in C6 cells --- p.146 / Chapter 3.10.3 --- The signaling system mediating TNF-α-induced c-fos expression in C6 cells --- p.149 / Chapter 3.10.3.1 --- The involvement of p38 MAPK in the TNF-α-induced c-fos expression in C6 cells --- p.149 / Chapter 3.10.3.2 --- The involvement of PKC in the TNF-α-induced c-fos expression in C6 cells --- p.151 / Chapter 3.10.3.3 --- The involvement of PKA in TNF-α-induced c-fos expression in C6 cells --- p.154 / Chapter 3.10.4 --- The relationship between c-fos and β-adrenergic mechanisms in C6 cells --- p.157 / Chapter 3.10.4.1 --- Effects of isoproterenol and propanolol on c-fos mRNA levels in C6 cells --- p.157 / Chapter 3.10.4.2 --- Effects of β1-agonist and -antagonist on c-fos mRNA levels in C6 cells --- p.160 / Chapter 3.10.4.3 --- Effects of β2-agonist and -antagonist on c-fos mRNA levels in C6 cells --- p.164 / Chapter 3.11 --- The relationship between p38 MAPK and transcription factor NF-kB expression --- p.168 / Chapter 3.11.1 --- Effects of TNF-α on the NF-kB expression in C6 cells --- p.168 / Chapter 3.11.2 --- Role of TNF-receptors (TNF-R) subtypes in the TNF-α- induced NF-kB expression in C6 cells --- p.168 / Chapter 3.11.3 --- The signaling system mediating TNF-α-induced NF-kB expression in C6 cells --- p.171 / Chapter 3.11.3.1 --- The involvement of p38 MAPK in the TNF-α-induced NF-kB expression in C6 cells --- p.171 / Chapter 3.11.3.2 --- The involvement of PKC in the TNF-α-induced NF-kB expression in C6 cells --- p.173 / Chapter Chapter 4 --- DISCUSSION AND CONCLUSION / Chapter 4.1 --- Effects of tumor-necrosis factor-alpha (TNF-α) on C6 cell proliferations --- p.176 / Chapter 4.2 --- The Signaling System Involved in TNF-α-Induced p38 MAPK Expression in C6 cells --- p.178 / Chapter 4.3 --- The Signaling System Involved in TNF-α-Induced iNOS Expression in C6 cells --- p.184 / Chapter 4.4 --- The Signaling System Involved in TNF-α-Induced CREB Expression in C6 cells --- p.186 / Chapter 4.5 --- The Signaling System Involved in TNF-α-Induced c-fos Expressionin in C6 cells --- p.190 / Chapter 4.6 --- The Signaling System Involved in TNF-α-Induced NF-kB Expression in C6 cells --- p.193 / Chapter 4.7 --- Conclusions --- p.195 / Chapter 4.8 --- Possible application / References

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323381
Date January 2001
ContributorsHo, Wai Fong., Chinese University of Hong Kong Graduate School. Division of Biochemistry.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xxix, 243 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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