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In vitro studies on the mechanisms of hyperthermia- and TNF-α-induced apoptosis.

by Yuen Wai Fan. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 211-232). / Abstracts in English and Chinese. / Acknowledgements --- p.i / List of Publications and Abstracts --- p.ii / Abbreviations --- p.iv / Abstract --- p.xi / Abstract in Chinese --- p.xiv / List of Figures --- p.xvii / List of Tables --- p.xxiii / Contents --- p.xxiv / Chapter Chapter 1. --- General Introduction --- p.1 / Chapter 1.1 --- Hyperthermia --- p.2 / Chapter 1.1.1 --- History of Hyperthermia --- p.2 / Chapter 1.1.2 --- Biological Functions of Hyperthermia --- p.3 / Chapter 1.1.3 --- Clinical Application of Hyperthermia --- p.4 / Chapter 1.1.3.1 --- Whole-body Hyperthermia --- p.4 / Chapter 1.1.3.2 --- Regional Hyperthermia --- p.4 / Chapter 1.1.3.3 --- Local Hyperthermia --- p.5 / Chapter 1.1.4 --- Combination Therapy --- p.5 / Chapter 1.1.4.1 --- Combined treatment with Hyperthermia and Radiotherapy --- p.6 / Chapter 1.1.4.2 --- Combined treatment with Hyperthermia and Chemotherapy --- p.6 / Chapter 1.2 --- Tumour Necrosis Factor --- p.9 / Chapter 1.2.1 --- History of Tumour Necrosis Factor --- p.9 / Chapter 1.2.2 --- Sources of TNF-α and TNF-β --- p.9 / Chapter 1.2.3 --- Biological Roles of TNF --- p.10 / Chapter 1.2.3.1 --- Receptors of TNF-α --- p.11 / Chapter 1.2.4 --- Signaling Pathway of TNF --- p.12 / Chapter 1.2.4.1 --- Activation of Death Domain --- p.12 / Chapter 1.2.4.2 --- Activation of Sphingomyelin Pathway --- p.13 / Chapter 1.2.4.3 --- Activation of NF-kB pathway --- p.13 / Chapter 1.3 --- Types of Cell Death: Necrosis and Apoptosis --- p.16 / Chapter 1.3.1 --- Necrosis --- p.16 / Chapter 1.3.2 --- Apoptosis --- p.16 / Chapter 1.4 --- Signaling Pathway in Apoptosis --- p.19 / Chapter 1.4.1 --- Factors Involved in Apoptotic Pathway --- p.19 / Chapter 1.4.1.1 --- Caspases --- p.19 / Chapter 1.4.1.2 --- Death Substrates --- p.20 / Chapter 1.4.1.3 --- Bcl-2 Protein Family --- p.21 / Chapter 1.4.1.4 --- Role of Mitochondria --- p.23 / Chapter 1.5 --- Objectives of the Project --- p.26 / Chapter Chapter 2. --- Materials and Methods --- p.28 / Chapter 2.1 --- Materials --- p.29 / Chapter 2.1.1 --- Culture of Cells --- p.34 / Chapter 2.1.1.1 --- "TNF-α Sensitive Cell Line, L929" --- p.34 / Chapter 2.1.1.2 --- "TNF-α Resistance Cell Line, L929-11E" --- p.34 / Chapter 2.1.1.3 --- Preservation of Cells --- p.35 / Chapter 2.1.2 --- Culture Media --- p.36 / Chapter 2.1.2.1 --- RPMI 1640 (Phenol Red Medium) --- p.36 / Chapter 2.1.2.2 --- RPMI 1640 (Phenol Red-Free Medium) --- p.36 / Chapter 2.1.3 --- Buffers and Reagents --- p.37 / Chapter 2.1.3.1 --- Preparation of Buffers --- p.37 / Chapter 2.1.3.2 --- Buffer for Common Use --- p.37 / Chapter 2.1.3.3 --- Reagents for Annexin-V-FITC/PI assay --- p.37 / Chapter 2.1.3.4 --- Reagents for Cytotoxicity Assay --- p.37 / Chapter 2.1.3.5 --- Reagents for Molecular Biology Work --- p.38 / Chapter 2.1.3.6 --- Reagents for Western Blotting Analysis --- p.38 / Chapter 2.1.4 --- Chemicals --- p.40 / Chapter 2.1.4.1 --- Recombinant Murine TNF-α --- p.40 / Chapter 2.1.4.2 --- Dye for Cytotoxicity Assay --- p.41 / Chapter 2.1.4.3 --- Fluorescence Dyes --- p.41 / Chapter 2.1.4.4 --- Chemicals Related to Mitochondrial Studies --- p.41 / Chapter 2.1.4.5 --- Inhibitors of Caspases --- p.42 / Chapter 2.1.4.6 --- Antibodies for Western Blotting --- p.42 / Chapter 2.1.4.7 --- Other Chemicals --- p.43 / Chapter 2.2 --- Methods --- p.44 / Chapter 2.2.1 --- Treatment with TNF-α --- p.44 / Chapter 2.2.2 --- Treatment with Hyperthermia --- p.44 / Chapter 2.2.3 --- In vitro Cell Cytotoxicity Assay --- p.45 / Chapter 2.2.4 --- Flow Cytometry --- p.46 / Chapter 2.2.4.1 --- Introduction --- p.46 / Chapter 2.2.4.2 --- Analysis by FCM --- p.48 / Chapter 2.2.4.3 --- Determination of Apoptotic and Late Apoptotic/Necrotic Cells with Annexin-V-FITC/PI Cytometric Analysis --- p.50 / Chapter 2.2.4.4 --- Determination of Mitochondrial Membrane Potential (ΔΨm) --- p.51 / Chapter 2.2.4.5 --- Determination of Hydrogen Peroxide (H202) Release --- p.52 / Chapter 2.2.4.6 --- Determination of Intracellular Free Calcium ([Ca2+]i) Level --- p.52 / Chapter 2.2.4.7 --- Determination of the Relationship of ΔΨm and [Ca2+]i Level --- p.53 / Chapter 2.2.5 --- Western Blotting Analysis --- p.53 / Chapter 2.2.5.1 --- Preparation of Proteins from Cells --- p.53 / Chapter 2.2.5.2 --- SDS Polyacrylamide Gel Electophoresis (SDS- PAGE) --- p.56 / Chapter 2.2.5.3 --- Electroblotting of Proteins --- p.57 / Chapter 2.2.5.4 --- Probing Antibodies for Proteins --- p.57 / Chapter 2.2.5.5 --- Enhanced Chemiluminescence (ECL) assay --- p.58 / Chapter 2.2.6 --- Reverse Transcriptase Polymerase Chain Reaction --- p.58 / Chapter 2.2.6.1 --- Extraction of RNA by Trizol Reagent --- p.59 / Chapter 2.2.6.2 --- Determination of the Amount of RNA --- p.60 / Chapter 2.2.6.3 --- Agarose Gel Electrophoresis --- p.60 / Chapter 2.2.6.4 --- Reverse Transcription --- p.63 / Chapter 2.2.6.5 --- Polymerase Chain Reaction (PCR) --- p.63 / Chapter 2.2.6.6 --- Design of Primers for Different Genes --- p.64 / Chapter 2.2.6.7 --- Determination of the Number of Cycles in PCR for Different Genes --- p.67 / Chapter 2.2.7 --- Caspase Fluorescent Assay --- p.67 / Chapter 2.2.7.1 --- Caspase-3 or ´ؤ8 Assay --- p.67 / Chapter Chapter 3. --- Results --- p.59 / Chapter 3.1 --- Studies of the Characteristics of L929 and L929-11E cells --- p.70 / Chapter 3.1.1 --- Determination of the Growth Curve of L929 and L929-11E Cells --- p.70 / Chapter 3.2 --- Studies on the Effect of TNF-α on L929 and L929-11E Cells --- p.73 / Chapter 3.2.1 --- TNF-α Induced Cell Death in L929 Cells but not in L929- 11E Cells --- p.73 / Chapter 3.2.2 --- TNF-α Induced Apoptosis in a Time-dependent Manner in L929Cells but not in L929-11E Cells --- p.80 / Chapter 3.2.3 --- TNF-α Induced Mitochondrial Membrane Depolarization in a Time-dependent Manner in L929 Cells but notin L929-11E Cells --- p.87 / Chapter 3.2.4 --- TNF-α Induced Cytochrome c Release in a Time- dependent Manner in L929 Cells but not in L929-11E Cells --- p.92 / Chapter 3.3 --- Effect of Hyperthermia on L929 and L929-11E Cells --- p.96 / Chapter 3.3.1 --- Introduction --- p.95 / Chapter 3.3.2 --- Hyperthermia Induced Apoptosis in L929 and L929-11E Cells --- p.96 / Chapter 3.3.3 --- Effect of Hyperthermia on Mitochondrial Membrane Depolarization --- p.100 / Chapter 3.3.4 --- Hyperthermia Induced Cyto c Release in a Time-dependent Manner in L929 and L929-11E Cells --- p.105 / Chapter 3.4 --- Relationship of Hyperthermia and TNF-α with PTP in L929 Cells --- p.107 / Chapter 3.5 --- Effect of TNF-α and Hyperthermia on the Level of Hydrogen Peroxide (H202) in L929 and L929-11E Cells --- p.114 / Chapter 3.5.1 --- Introduction --- p.114 / Chapter 3.5.2 --- TNF-α Enhanced the Level of H202 in L929 cells but not in L929-11E Cells --- p.115 / Chapter 3.5.3 --- Hyperthermia Enhanced the Level of H202 in L929 and L929-11E cells --- p.117 / Chapter 3.6 --- Effect of TNF-α and Hyperthermia on the Level of Intracellular Calcium in L929 and L929-11E Cells --- p.122 / Chapter 3.6.1 --- Increase in the Intracellular Calcium Level Induced by TNF-α Was Related to the Mitochondrial Membrane Depolarization in L929 Cells but not in L929-11E Cells --- p.122 / Chapter 3.6.2 --- Hyperthermia Increased the Level of [Ca2+]i in L929 and L929-11E Cells in a Time-dependent Manner --- p.124 / Chapter 3.7 --- Effect of Combined Hyperthermia and TNF-α Treatment on the Induction of Apoptosis in L929 and L929-1 1E Cells --- p.129 / Chapter 3.7.1 --- Combined Treatment with Hyperthermia and TNF- α Induced Apoptosis in Both L929 and L929-11E cells --- p.129 / Chapter 3.7.2 --- Hyperthermia and Its Combined Treatment with TNF-α Induced Mitochondrial Membrane Depolarization in L929 and L929-11E Cells --- p.135 / Chapter 3.8 --- Investigation of the Downstream Apoptotic Pathway in L929 and L929-11E Cells Upon Hyperthermia and TNF-a treatment --- p.142 / Chapter 3.8.1 --- Introduction --- p.142 / Chapter 3.8.2 --- Effect ofTNF-α and Hyperthermia on p53 Expression --- p.142 / Chapter 3.8.3 --- Effect of Hyperthermia and TNF-α on PARP --- p.146 / Chapter 3.8.4 --- Effect of Hyperthermia and TNF-α on Caspase-3 Activity --- p.149 / Chapter 3.8.5 --- Effect of Hyperthermia and TNF-α on Bid protein --- p.158 / Chapter 3.8.6 --- Effect of Hyperthermia and TNF-α on Caspase-8 Activity --- p.165 / Chapter 3.8.7 --- Effect ofTNF-α on TNFR1 Expression --- p.169 / Chapter Chapter 4. --- Discussion / Chapter 4.1 --- TNF-α Induced Apoptosis and Changed the Mitochondrial Activities in L929 Cells --- p.176 / Chapter 4.2 --- L929-11E cells Possessed Resistance Towards TNF-α --- p.187 / Chapter 4.3 --- Hyperthermia Triggered Apoptosis and Changed Mitochondrial Activities in L929 and L929-11E cells --- p.190 / Chapter 4.4 --- Combined hyperthermia and TNF-α treatment induced cell death and changed mitochondria activities in L929 and L929-11E cells --- p.195 / Chapter 4.5 --- Reversal of the TNF-α resistance and Enhancement of Sensitivity Towards Hyperthermia in L929-11E cells --- p.197 / Chapter 4.6 --- Proposed Pathway in the TNF-α- and Hyperthermia-mediated Apoptosis --- p.200 / Chapter 4.7 --- Application of TNF-α and Hyperthermia on Clinical Cancer Treatment --- p.203 / Chapter Chapter 5. --- Future Perspective of the Project --- p.206 / References --- p.210

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324057
Date January 2002
ContributorsYuen, Wai Fan., Chinese University of Hong Kong Graduate School. Division of Biochemistry.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xxx, 232 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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