Lau Kit-Man. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 144-164). / Abstracts in English and Chinese. / Abstract --- p.i / Acknowledgement --- p.v / Declaration --- p.vi / Table of contents --- p.vii / List of Tables --- p.x / List of Figures --- p.xi / List of Abbreviations --- p.xv / Chapter Chapter One: --- General Introduction / Chapter 1.1 --- Tea and Ku-Ding-Cha --- p.1 / Chapter 1.2 --- Ligustrum robustum / Chapter 1.2.1 --- The plant --- p.4 / Chapter 1.2.2 --- Chemical constituents --- p.4 / Chapter 1.2.3 --- Pharmacological activities --- p.4 / Chapter 1.2.4 --- Toxicity --- p.5 / Chapter 1.3 --- Objectives and scope of the project --- p.7 / Chapter Chapter Two: --- Antioxidative effect / Chapter 2.1 --- Introduction / Chapter 2.1.1 --- Oxidants and antioxidants --- p.8 / Chapter 2.1.2 --- In vitro antioxidative tests / Chapter 2.1.2.1 --- PMS-NADH system --- p.19 / Chapter 2.1.2.2 --- Fe3+/ascorbate/H202 system --- p.19 / Chapter 2.1.2.3 --- Red-blood-cell hemolysis model --- p.20 / Chapter 2.2 --- Objectives --- p.22 / Chapter 2.3 --- Materials and Methods / Chapter 2.3.1 --- Materials / Chapter 2.3.1.1 --- Guizhou Ku-Ding-Cha --- p.23 / Chapter 2.3.1.2 --- Other tea leaves --- p.23 / Chapter 2.3.1.3 --- Animals --- p.23 / Chapter 2.3.1.4 --- Chemicals --- p.24 / Chapter 2.3.2 --- Methods / Chapter 2.3.2.1 --- Aqueous extraction of L. robustum and other tea leaves --- p.25 / Chapter 2.3.2.2 --- Ethanol extraction of L. robustum and fraction separations --- p.25 / Chapter 2.3.2.3 --- Activity-guided purification of L. robustum --- p.26 / Chapter 2.3.2.4 --- Assays for testing antioxidative effect / Chapter 2.3.2.4.1 --- PMS-NADH system --- p.28 / Chapter 2.3.2.4.2 --- Fe3+/ascorbate/H202 system --- p.28 / Chapter 2.3.2.4.3 --- Red-blood-cell hemolysis model --- p.29 / Chapter 2.3.2.5 --- Statistical analysis --- p.29 / Chapter 2.4 --- Results / Chapter 2.4.1 --- Ligustrum robustum and other tea leaves --- p.30 / Chapter 2.4.2 --- Ethanol extract of L. robustum --- p.48 / Chapter 2.4.3 --- Water-soluble and water-insoluble fractions --- p.52 / Chapter 2.4.4 --- "Fractions B1, B2 and B3" --- p.56 / Chapter 2.4.5 --- Sub-fractions B2-1 to B2-16 --- p.61 / Chapter 2.4.6 --- Pure compounds --- p.66 / Chapter 2.4.7 --- Changes in antioxidant effects --- p.72 / Chapter 2.5 --- Discussion / Chapter 2.5.1 --- Antioxidant potency of L. robustum --- p.76 / Chapter 2.5.2 --- Effects of extraction methods on antioxidant activities --- p.78 / Chapter 2.5.3 --- Active antioxidant components of L. robustum --- p.78 / Chapter 2.5.4 --- Structure-activity relationship of glycosides and flavonoid --- p.80 / Chapter 2.5.5 --- Antioxidant mechanism of L. robustum --- p.81 / Chapter 2.5.6 --- Prospects for further investigation --- p.82 / Chapter Chapter Three: --- Anti-inflammatory effect / Chapter 3.1 --- Introduction / Chapter 3.1.1 --- Mechanisms and mediators of inflammation --- p.83 / Chapter 3.1.2 --- In vivo anti-inflammatory assays / Chapter 3.1.2.1 --- Acetic acid-induced vascular permeability test --- p.94 / Chapter 3.1.2.2 --- Croton oil-induced ear edema test --- p.94 / Chapter 3.2 --- Objective --- p.96 / Chapter 3.3 --- Materials and Methods / Chapter 3.3.1 --- Materials / Chapter 3.3.1.1 --- Animals --- p.97 / Chapter 3.3.1.2 --- Chemicals --- p.97 / Chapter 3.3.2 --- Methods / Chapter 3.3.2.1 --- Assays for testing anti-inflammatory effect / Chapter 3.3.2.1.1 --- Acetic acid-induced vascular permeability test --- p.98 / Chapter 3.3.2.1.2 --- Croton oil-induced ear edema test --- p.98 / Chapter 3.3.2.2 --- Statistical analysis --- p.99 / Chapter 3.4 --- Results / Chapter 3.4.1 --- Acetic acid-induced vascular permeability test --- p.100 / Chapter 3.4.2 --- Croton oil-induced ear edema test --- p.100 / Chapter 3.5 --- Discussion --- p.103 / Chapter Chapter Four: --- Hepato-protective effect / Chapter 4.1 --- Introduction / Chapter 4.1.1 --- Liver structures and functions --- p.105 / Chapter 4.1.2 --- Carbon tetrachloride-induced liver injury --- p.112 / Chapter 4.1.2.1 --- Mechanisms --- p.112 / Chapter 4.1.2.2 --- Hepatic cytotoxicity --- p.112 / Chapter 4.1.2.3 --- Diagnostic methods / Chapter 4.1.2.3.1 --- Liver weight --- p.114 / Chapter 4.1.2.3.2 --- Lipid peroxidation --- p.114 / Chapter 4.1.2.3.3 --- Serum enzyme levels --- p.114 / Chapter 4.1.2.3.4 --- Histopathological observation --- p.115 / Chapter 4.2 --- Objectives --- p.116 / Chapter 4.3 --- Materials and Methods / Chapter 4.3.1 --- Materials / Chapter 4.3.1.1 --- Animals --- p.117 / Chapter 4.3.1.2 --- Chemicals --- p.117 / Chapter 4.3.2 --- Methods / Chapter 4.3.2.1 --- Carbon tetrachloride-induced acute liver injury --- p.118 / Chapter 4.3.2.2 --- Statistical analysis --- p.120 / Chapter 4.4 --- Results / Chapter 4.4.1 --- Preventive effect / Chapter 4.4.1.1 --- Liver weight --- p.121 / Chapter 4.4.1.2 --- Malondialdehyde content --- p.121 / Chapter 4.4.1.3 --- Serum aminotransferse levels --- p.121 / Chapter 4.4.1.4 --- Histopathological observations --- p.122 / Chapter 4.4.2 --- Curative effect / Chapter 4.4.2.1 --- Liver weight --- p.126 / Chapter 4.4.2.2 --- Malondialdehyde content --- p.126 / Chapter 4.4.2.3 --- Serum aminotransferse levels --- p.126 / Chapter 4.4.2.4 --- Histopathological observations --- p.126 / Chapter 4.5 --- Discussion --- p.130 / Chapter Chapter Five: --- Prospects for product development --- p.134 / Chapter Chapter Six: --- Conclusion --- p.136 / Appendices / Appendix A. Procedure for determining the activity of aspartate aminotransferase (AST) --- p.139 / Appendix B. Procedure for determining the activity of alanine aminotransferase (ALT) --- p.140 / Appendix C. Procedure for preparing a calibration curve for the measurement of aspartate aminotransferase (AST) and alanine aminotransferase (ALT) activities --- p.141 / Appendix D. Procedure for tissue preparation for light microscopic study --- p.143 / References --- p.144
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323227 |
| Date | January 2000 |
| Contributors | Lau, Kit-Man., Chinese University of Hong Kong Graduate School. Division of Biology. |
| Source Sets | The Chinese University of Hong Kong |
| Language | English, Chinese |
| Detected Language | English |
| Type | Text, bibliography |
| Format | print, xv, 164 leaves : ill. ; 30 cm. |
| Rights | Use 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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