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Glial cells in experimental glaucoma in rats. / CUHK electronic theses & dissertations collectionJanuary 2000 (has links)
Kwong Man Kwong. / "June 2000." / Thesis (Ph.D.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (p. 114-141). / Electronic reproduction. Hong Kong : Chinese University of Hong Kong, [2012] System requirements: Adobe Acrobat Reader. Available via World Wide Web. / Mode of access: World Wide Web. / Abstracts in English and Chinese.
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Neuronal toxicity of type I ribosome-inactivating proteins on the rat retina.January 2002 (has links)
Sha Ou. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 167-189). / Abstracts in English and Chinese. / abstract --- p.i / 中文摘要 --- p.iv / acknowledgements --- p.vii / Chapter chapter 1. --- introduction --- p.1 / Chapter 1.1 --- Overview --- p.1 / Chapter 1.2 --- Ribosome-inactivating proteins (RIPs) --- p.1 / Chapter 1.2.1 --- Classification --- p.2 / Chapter 1.2.2 --- Structure --- p.3 / Chapter 1.2.3 --- Enzymatic activities --- p.3 / Chapter 1.3 --- Type II RIPs --- p.5 / Chapter 1.3.1 --- Ricin --- p.5 / Chapter 1.3.2 --- Ricinus communis agglutinin (RCA) --- p.6 / Chapter 1.3.3 --- Intracellular mechanism --- p.7 / Chapter 1.3.4 --- Application of RIPs in neuroscience research: suicide axonal transport --- p.10 / Chapter 1.4 --- Type I RIPs --- p.12 / Chapter 1.4.1 --- Trichosanthin (TCS) --- p.12 / Chapter 1.4.2 --- Ricin A chain (RTA) --- p.15 / Chapter 1.4.3 --- Medical applications: immunolesioning and immunotherapy --- p.16 / Chapter 1.5 --- The types of Cell death --- p.17 / Chapter 1.5.1 --- Necrosis --- p.18 / Chapter 1.5.2 --- Apoptosis --- p.18 / Chapter 1.6 --- Inflammations --- p.21 / Chapter 1.6.1 --- Acute inflammation --- p.21 / Chapter 1.6.2 --- Chronic inflammation --- p.22 / Chapter 1.6.3 --- Retinitis --- p.22 / Chapter 1.7 --- Eye model for neurotoxicity studies in CNS --- p.23 / Chapter 1.8 --- Objective of present study --- p.24 / Chapter CHAPTER 2. --- MATERIALS AND METHODS --- p.25 / Chapter 2.1 --- Plan of this chapter --- p.25 / Chapter 2.2 --- Toxins and methods used --- p.25 / Chapter 2.3 --- Animals --- p.26 / Chapter 2.4 --- Preparation of toxin solutions --- p.27 / Chapter 2.4.1 --- RIP solutions --- p.27 / Chapter 2.4.2 --- Labeling type I RIPs with fluorescence --- p.27 / Chapter 2.4.3 --- Control solutions --- p.29 / Chapter 2.5 --- Administrations of solutions --- p.30 / Chapter 2.5.1 --- Basic procedures of vitreous chamber injection --- p.30 / Chapter 2.5.2. --- Injection of trichosanthin (TCS) --- p.31 / Chapter 2.5.3 --- Injection of ricin A chain (RTA) --- p.31 / Chapter 2.5.4 --- Injection of ricinus communis agglutinin (RCA) --- p.32 / Chapter 2.5.5 --- Administration of FITC-TCS --- p.33 / Chapter 2.5.6 --- Administration of FITC-RTA --- p.33 / Chapter 2.6 --- Retinal tissue processing --- p.33 / Chapter 2.6.1 --- Paraffin method --- p.34 / Chapter 2.6.2 --- Cryostatic method --- p.35 / Chapter 2.6.3 --- Electron microscopic method --- p.35 / Chapter 2.7 --- General effects of RIPs on rat retinas --- p.36 / Chapter 2.7.1 --- Hematoxylin-and-eosin staining --- p.36 / Chapter 2.7.2 --- Retinal thickness --- p.37 / Chapter 2.7.3 --- Pathological changes --- p.38 / Chapter 2.7.4 --- Dosage study on TCS --- p.39 / Chapter 2.7.5 --- Statistics --- p.40 / Chapter 2.8 --- Mechanisms of cell death --- p.40 / Chapter 2.8.1 --- Terminal dUTP nick-end labeling (TUNEL) --- p.40 / Chapter 2.8.2 --- Immunohistochemistry for caspase-3 --- p.42 / Chapter 2.8.3 --- Double staining of cleaved caspase-3 and TUNEL --- p.42 / Chapter 2.8.4 --- Electronic microscope observation --- p.43 / Chapter 2.9 --- Entry of type I RIPs into cells --- p.43 / Chapter 2.9.1 --- Propidium iodide staining --- p.43 / Chapter 2.9.2 --- Immunohistochemical localization of Muller cells --- p.44 / Chapter 2.9.3 --- Double staining of Muller cells and TUNEL --- p.44 / Chapter 2.9.4 --- Confocal microscope --- p.44 / Chapter 2.10 --- Reactions of glial cells --- p.45 / Chapter CHAPTER 3. --- RESULTS --- p.47 / Chapter 3.1 --- Preparation of fluorescein-type I RIP conjugates --- p.47 / Chapter 3.1.1 --- Conjugate of FITC-TCS --- p.47 / Chapter 3.1.2 --- Conjugate of FITC-RTA --- p.47 / Chapter 3.2 --- Effects of TCS on retina --- p.47 / Chapter 3.2.1 --- Retina cell count - a dose-dependence study --- p.48 / Chapter 3.2.2 --- Retinal thickness measurement - a time-course study --- p.49 / Chapter 3.2.3 --- Pathological changes --- p.50 / Chapter 3.3 --- Effects of RTA on retina --- p.51 / Chapter 3.3.1 --- Retinal thickness measurement - a time-course study --- p.51 / Chapter 3.3.2 --- Pathological changes --- p.53 / Chapter 3.4 --- Effects of RCA on retina --- p.54 / Chapter 3.4.1 --- Retinal thickness measurement --- p.54 / Chapter 3.4.2 --- Pathological changes --- p.55 / Chapter 3.5 --- Summary of results: general effects of RIPs --- p.56 / Chapter 3.6 --- Cell death - TUNEL method --- p.56 / Chapter 3.6.1 --- TCS experiment --- p.57 / Chapter 3.6.2 --- RTA experiment --- p.58 / Chapter 3.6.3 --- RCA experiment --- p.58 / Chapter 3.7 --- Cell death 一 cleaved caspase-3 immunohistochemistry --- p.58 / Chapter 3.7.1 --- TCS experiment --- p.59 / Chapter 3.7.2 --- RTA experiment --- p.59 / Chapter 3.8 --- EM observation --- p.59 / Chapter 3.8.1 --- TCS experiment --- p.59 / Chapter 3.8.2 --- RTA experiment --- p.60 / Chapter 3.9 --- Summary of results: mode of cell death --- p.60 / Chapter 3.10 --- Localisation of type I RIPs --- p.61 / Chapter 3.10.1 --- FITC-TCS --- p.62 / Chapter 3.10.2 --- FITC-TCS and Muller cell double staining --- p.63 / Chapter 3.10.3 --- Muller cell and TUNEL double staining --- p.64 / Chapter 3.10.4 --- FITC-RTA --- p.64 / Chapter 3.10.5 --- Summary of results: route of intoxication --- p.65 / Chapter 3.11 --- Glial cell reactions after RIP treatment --- p.65 / Chapter 3.11.1 --- TCS experiment --- p.65 / Chapter 3.11.2 --- RTA experiment --- p.66 / Chapter 3.11.3 --- RCA experiment --- p.67 / Chapter 3.11.4 --- Summary of results: glial reactions --- p.67 / Chapter CHAPTER 4. --- DISCUSSION --- p.69 / Chapter 4.1 --- General effects of RIPs on rat retinas --- p.69 / Chapter 4.1.1 --- Effects of trichosanthin (TCS) --- p.69 / Chapter 4.1.2 --- Effects of ricin A chain (RTA) --- p.71 / Chapter 4.1.3 --- Effects of ricinus communis agglutinin (RCA) --- p.73 / Chapter 4.2 --- The mechanisms of cell death --- p.74 / Chapter 4.2.1 --- Cell death caused by TCS --- p.75 / Chapter 4.2.2 --- Caspase-3 and the retina of RCS rat --- p.77 / Chapter 4.2.3 --- Cell death caused by RTA --- p.78 / Chapter 4.2.4 --- Cell death caused by RCA --- p.80 / Chapter 4.2.5 --- Mechanism of RTA - induced necrosis --- p.81 / Chapter 4.3 --- The mechanisms of type I RIPs entering cells --- p.82 / Chapter 4.3.1 --- Transport of TCS in retinal cells --- p.82 / Chapter 4.3.2 --- The uptake of Pure FITC by rat retina --- p.85 / Chapter 4.4 --- Reactions of glial cells --- p.85 / Chapter 4.4.1 --- Glial cell reactions in TCS experiment --- p.86 / Chapter 4.4.2 --- Glial cell reactions in RTA and RCA experiments --- p.87 / Chapter 4.5 --- Possible applications of RIPs on retinal studies --- p.88 / Chapter 4.5.1 --- Potential applications of TCS --- p.88 / Chapter 4.5.2 --- Possible uses of RTA and RCA --- p.90 / Chapter CHAPTER 5. --- CONCLUSIONS --- p.91 / "FIGURES, TABLES, GRAPHS, AND LEGENDS" --- p.93 / APPENDICES --- p.154 / Appendix A Source of materials --- p.154 / Appendix B Dosages for vitreous chamber injection --- p.156 / Appendix C Protocol of conjugate fluorescein to proteins --- p.157 / Appendix D Electronic Microscope methods --- p.160 / Appendix E Histological methods --- p.162 / Appendix F Protocols of TUNEL --- p.163 / Appendix G Protocols of Immunohistochemistry staining --- p.165 / REFERENCES --- p.167
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The trophic properties of glial cells under glucose deficiency.January 2005 (has links)
Lai, Ching Janice. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. / Includes bibliographical references (leaves 148-168). / Abstracts in English and Chinese. / Abstract --- p.i / Abstract in Chinese --- p.iii / Acknowledgements --- p.v / Table of Content --- p.vi / List of Tables --- p.x / List of Figures --- p.xi / Abbreviations --- p.xii / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- General Introduction --- p.1 / Chapter 1.2 --- Nervous System and the Blood-Brain-Barrier --- p.3 / Chapter 1.3 --- Glial cells --- p.3 / Chapter 1.4 --- Studying Astrocyte Responses As a New Direction in Neuroscience --- p.4 / Chapter 1.5 --- The Roles of Astrocyte in the CNS --- p.5 / Chapter 1.5.1 --- Energy-Dependent Communication Between Neurons and Astrocytes --- p.7 / Chapter 1.5.2 --- Strategies for Metabolic Exchange Between Astrocytes and Neurons --- p.8 / Chapter 1.5.2.1 --- Provision of Energy Metabolites to Neurons by Astrocytes --- p.9 / Chapter 1.5.2.2 --- Glucose Transporters in the CNS --- p.10 / Chapter 1.5.2.3 --- The Lactate Shuttle Hypothesis --- p.12 / Chapter 1.5.2.4 --- The Regulation of Glucose Uptake at the Blood-Brain-Barrier (BBB) by the Activity of Neurons --- p.14 / Chapter 1.5.3 --- Alternation of Energy Metabolism in Neuropathy --- p.15 / Chapter 1.5.3.1 --- Ketone Body Shuttle Hypothesis --- p.15 / Chapter 1.5.3.2 --- The Utilization of Free Fatty Acids by the Brain --- p.17 / Chapter 1.5.4 --- The Provision of Neurotrophic Factors to Neurons by Astrocytes --- p.17 / Chapter 1.5.4.1 --- Neurotrophins --- p.18 / Chapter 1.5.4.1.1 --- Relationship Between Neurotrophins and Glucose --- p.20 / Chapter 1.5.4.2 --- S100B --- p.21 / Chapter 1.5.5 --- Astrocytic Cholesterol in Astrocytes as a Neurotrophic Factor --- p.22 / Chapter 1.6 --- Neuroprotective Effect of Glucose vi - --- p.23 / Chapter 1.7 --- Diseases Associated with Decreased Glucose Transport at the BBB --- p.24 / Chapter 1.7.1 --- Glucose Transporter Type 1 Deficiency Syndrome (GlutlDS) --- p.24 / Chapter 1.7.2 --- Hypoglycemia with Insulin Therapy for Diabetes Patients --- p.24 / Chapter 1.8 --- Aims and Hypothesis of Study --- p.26 / Chapter Chapter 2. --- 2 Materials and Methods --- p.27 / Chapter 2.1 --- Materials --- p.27 / Chapter 2.1.1 --- Cell Culture --- p.27 / Chapter 2.1.1.1 --- Cells --- p.27 / Chapter 2.1.1.1.1 --- C6 cells --- p.27 / Chapter 2.1.1.1.2 --- Primary Astrocytes --- p.27 / Chapter 2.1.1.2 --- Cell Culture Reagent --- p.27 / Chapter 2.1.2 --- Study of Growth Properties --- p.31 / Chapter 2.1.2.1 --- Equipment for Growth Curve Construction --- p.31 / Chapter 2.1.2.2 --- Reagents for Flow Cytometry --- p.32 / Chapter 2.1.2.3 --- Reagents for 3H-thymidine Incorporation Assay --- p.32 / Chapter 2.1.3 --- Study of Neurotrophic Properties --- p.33 / Chapter 2.1.3.1 --- Determination of Neurotrophic Factor Productions --- p.33 / Chapter 2.1.3.1.1 --- Reagents and Buffers for Northern Blot Analysis --- p.33 / Chapter 2.1.3.2 --- Reagents and Buffers for Western Blot Analysis --- p.43 / Chapter 2.1.3.2.1 --- Protein Assay --- p.43 / Chapter 2.1.3.2.2 --- Reagents for SDS Polyacrylamide Electrophoresis of Proteins --- p.44 / Chapter 2.1.3.2.3 --- Reagents for the Transfer of Protein to Membrane and Signal Detection --- p.47 / Chapter 2.1.4 --- Study of Lipid in Glial cells --- p.50 / Chapter 2.1.4.1 --- Determination of Genes Expression in Lipid Metabolism --- p.50 / Chapter 2.1.4.2 --- Reagents for Determination of Cholesterol and Fatty Acid Levels by Gas Chromatography --- p.50 / Chapter 2.2 --- Methods --- p.54 / Chapter 2.2.1 --- Cell culture --- p.54 / Chapter 2.2.1.1 --- Maintenance of C6 cells --- p.54 / Chapter 2.2.1.2 --- Primary Culture of Rat Astrocytes --- p.54 / Chapter 2.2.2 --- Study of Growth Properties of Glial Cells vii - --- p.56 / Chapter 2.2.2.1 --- Construction of cell growth curve --- p.56 / Chapter 2.2.2.2 --- Flow Cytometric Analysis of Cell Cycle Profile --- p.56 / Chapter 2.2.2.3 --- Measurement of DNA Synthesis --- p.57 / Chapter 2.2.3 --- Study of Neurotrophic Properties --- p.58 / Chapter 2.2.3.1 --- Determination of Neurotrophic Facotor Production --- p.58 / Chapter 2.2.3.1.1 --- Northern Blot Analysis --- p.58 / Chapter 2.2.3.1.2 --- Western Blot Analysis --- p.67 / Chapter 2.2.3.2 --- Determination of Gene Expression in Lipid Metabolism --- p.72 / Chapter 2.2.3.2.1 --- Northern Blot Analysis --- p.72 / Chapter 2.2.3.2.2 --- RT-PCR --- p.72 / Chapter 2.2.3.3 --- Study of Lipid Profiles in Glial Cells --- p.73 / Chapter 2.2.3.3.1 --- Sample preparation --- p.73 / Chapter 2.2.3.3.2 --- Total Cholesterol Determination --- p.73 / Chapter 2.2.3.3.3 --- Total Fatty Acid Determination --- p.75 / Chapter 2.2.3.3.4 --- Quantification of Proteins --- p.76 / Chapter 2.2.4 --- Statistical Analysis --- p.77 / Chapter Chapter 3 --- Results --- p.78 / Chapter 3.1 --- The effects of glucose deficiency on cell proliferation --- p.78 / Chapter 3.1.1 --- Direct Cell Count Assay --- p.78 / Chapter 3.1.2 --- Flow Cytometry Assay --- p.83 / Chapter 3.1.3 --- 3H-Thymidine Uptake Assay --- p.85 / Chapter 3.2 --- The Effects of Glucose Deficiency on Neurotrophic Properties of Glial Cells --- p.87 / Chapter 3.2.1 --- The Effects of Glucose Deficiency on mRNA and Protein Expressions of Neurotrophins --- p.88 / Chapter 3.2.1.1 --- Northern Blot Assays --- p.88 / Chapter 3.2.1.2 --- Western Blot Assays --- p.93 / Chapter 3.2.2 --- The Effects of Glucose Deficiency on Lipid Homeostasis --- p.96 / Chapter 3.2.2.1 --- Northern Blot Assays --- p.96 / Chapter 3.2.2.2 --- Gas Chromatography Assays --- p.101 / Chapter 3.2.2.2.1 --- Cholesterol Analyses --- p.102 / Chapter 3.2.2.2.2 --- Fatty Acid Analyses --- p.105 / Chapter Chapter 4 --- Discussion --- p.115 / Chapter 4.1 --- The in vitro Model of Hypoglycorrhachia --- p.115 / Chapter 4.2 --- Decreased Glucose Level Triggers Changes of Gial Cells Proliferation --- p.117 / Chapter 4.3 --- Expression of Neurotrophic Factor under Glucose Deficiency viii - --- p.120 / Chapter 4.3.1 --- Alteration of the Expression of Neurotrophins --- p.120 / Chapter 4.3.1.1 --- NGF --- p.122 / Chapter 4.3.1.2 --- BDNF --- p.123 / Chapter 4.3.1.3 --- NT-3 --- p.126 / Chapter 4.3.1.4 --- NT-4/5 --- p.128 / Chapter 4.3.2 --- Alteration of the mRNA Expression of Calcium Binding ProteinS100B --- p.128 / Chapter 4.4 --- Alteration of Lipid Metabolism in Decreased Glucose Supply --- p.130 / Chapter 4.4.1 --- Up-regulation of ApoE mRNA Expression in Glucose Deficiency --- p.133 / Chapter 4.4.2 --- Cholesterol Homeostasis in Glial Cells --- p.133 / Chapter 4.4.3 --- Fatty Acids Homeostasis in Glial Cells --- p.135 / Chapter 4.4.4 --- Decreased Ketone Bodies synthesis in Glucose Deficiency --- p.143 / Chapter 4.5 --- Limitations of the Current Study --- p.144 / Chapter 4.6 --- Future Directions --- p.145 / Chapter Chapter 5 --- Conclusion --- p.147 / References --- p.148 / Appendix --- p.169
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