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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Gas-liquid chromatographic analyses of the thioglycolic acid reaction of catechin-type compounds /

Colella, Robert Joseph. January 1977 (has links)
Thesis (M.S.)--Oregon State University, 1978. / Typescript (photocopy). Includes bibliographical references. Also available on the World Wide Web.
2

Investigations into the synthesis of dendralene precursors and epicatechins / submitted for the degree of Doctor of Philosophy (Ph.D.) by Penelope Jane Kerr.

Kerr, Penelope Jane January 2001 (has links)
Includes bibliographical references (leaves 263-268). / vii, 268 leaves : ill. (some col.) ; 30 cm. / Title page, contents and abstract only. The complete thesis in print form is available from the University Library. / Two heterocyclic chemistry projects were investigated to establish whether new methods for synthesis of substituted dendralene precursors and green tea catechins were viable. / Thesis (Ph.D.)--Adelaide University, Dept. of Chemistry, 2001
3

Feeding determinants in aphids with special reference to the Rose Aphid Macrosiphum rosae (L.) /

Peng, Zhongkui. January 1991 (has links) (PDF)
Thesis (Ph. D.)--University of Adelaide, Dept. of Crop Protection, 1992. / Includes bibliographical references (leaves 170-189).
4

Protective effect of green tea polyphenols on dinitrobenzene sulphonic acid (DNBS)-induced colitis in mice

Kopaniszen, Malgorzata. January 2008 (has links)
Thesis (M. Phil.)--University of Hong Kong, 2008. / Includes bibliographical references (leaf 131-166) Also available in print.
5

Effects of Chinese green tea and tea catechins on lipolysis /

Yu, Sze-tak. January 1999 (has links)
Thesis (M. Med. Sc.)--University of Hong Kong, 1999. / Includes bibliographical references (leaves 32-36).
6

Growth inhibition effects of green tea and epigallocatechin gallate in bladder tumors

Chen, Jie, Jack, January 2003 (has links)
Thesis (Ph. D.)--University of Hong Kong, 2004. / Also available in print.
7

Effects of Chinese green tea and tea catechins on lipolysis

Yu, Sze-tak. January 1999 (has links)
Thesis (M.Med.Sc.)--University of Hong Kong, 1999. / Includes bibliographical references (leaves 32-36). Also available in print.
8

Effect of green tea derived compounds on the growth of androgen independent prostate cancer in vivo /

Lee, Suk-ching, January 2006 (has links)
Thesis (M. Med. Sc.)--University of Hong Kong, 2006.
9

Studies on the immunomodulatory and anti-tumour activities of green tea catechins.

January 1999 (has links)
by Tung Kai Chiu. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1999. / Includes bibliographical references (leaves 152-166). / Abstracts in English and Chinese. / STATEMENT --- p.i / ACKNOWLEDGEMENTS --- p.ii / ABBREVIATIONS --- p.iv / ABSTRACT --- p.vii / 撮要 --- p.x / TABLE OF CONTENTS --- p.xiii / Chapter CHAPTER 1: --- GENERAL INTRODUCTION / Chapter 1.1 --- AN OVERVIEW OF THE IMMUNE SYSTEM --- p.1 / Chapter 1.1.1 --- Innate Immunity --- p.1 / Chapter 1.1.2 --- Specific Acquired Immunity --- p.4 / Chapter 1.2 --- IMMUNE RESPONSE TO TUMOURS --- p.7 / Chapter 1.2.1 --- Specific Mechanisms --- p.7 / Chapter 1.2.1.1 --- Cellular Immune Response --- p.7 / Chapter 1.2.1.2 --- Humoral Immune Response --- p.9 / Chapter 1.2.2 --- Non-specific Mechanism --- p.10 / Chapter 1.2.2.1 --- Natural Killer Cells --- p.10 / Chapter 1.2.2.2 --- Lymphokine-activated Cells --- p.11 / Chapter 1.2.2.3 --- Tumour Infiltrating Lymphocytes --- p.12 / Chapter 1.2.2.4 --- Macrophages --- p.13 / Chapter 1.2.2.5 --- Other Cell Types Mediating Non-specific Immunity --- p.14 / Chapter 1.3 --- PHYTOCHEMICALS AS POTENTIAL IMMUNOMODULATORS and anti-tumour agents --- p.15 / Chapter 1.3.1 --- Modulation of the Immune System --- p.15 / Chapter 1.3.2 --- Induction of Cancer Cell Differentiation --- p.16 / Chapter 1.3.3 --- Stimulation of Apoptosis --- p.17 / Chapter 1.3.4 --- Other Anti-tumour Mechanisms --- p.18 / Chapter 1.4 --- GREEN TEA: GENERAL PROPERTIES AND PHARMACO- logical activities --- p.19 / Chapter 1.4.1 --- General Introduction --- p.19 / Chapter 1.4.2 --- Chemistry of Tea --- p.21 / Chapter 1.4.3 --- Physiological and Pharmacological Effects of Green Tea Catechins --- p.26 / Chapter 1.4.3.1 --- Anti-oxidative Activity --- p.26 / Chapter 1.4.3.2 --- Anti-mutagenic Activity --- p.27 / Chapter 1.4.3.3 --- Anti-carcinogenic Activity --- p.27 / Chapter 1.4.3.4 --- Anti-inflammatory Activity --- p.32 / Chapter 1.4.3.5 --- Hypocholesterolemic and Hypolipidemic Activities --- p.32 / Chapter 1.4.3.6 --- Anti-microbial Activity --- p.33 / Chapter 1.5 --- aims and scopes of this investigation --- p.34 / Chapter CHAPTER 2: --- MATERIALS AND METHODS / Chapter 2.1 --- MATERIALS --- p.36 / Chapter 2.1.1 --- Animals --- p.36 / Chapter 2.1.2 --- Cell lines --- p.36 / Chapter 2.1.3 --- Green Tea Catechins and Epicatechin Isomers --- p.38 / Chapter 2.1.4 --- Recombinant Murine Interleukin-2 (rmIL-2) --- p.38 / Chapter 2.1.5 --- Antibodies --- p.39 / Chapter 2.1.6 --- "Buffers, Culture Medium and Other Reagents" --- p.40 / Chapter 2.1.7 --- Reagents for Gel Electrophoresis --- p.47 / Chapter 2.1.8 --- Radioisotopes --- p.48 / Chapter 2.2 --- METHODS --- p.49 / Chapter 2.2.1 --- "Isolation, Purification and Characterization of Green Tea Catechins and Epicatechin Isomers" --- p.49 / Chapter 2.2.1.1 --- Extraction of Green Tea Catechins --- p.49 / Chapter 2.2.1.2 --- Analysis of Epicatechin Isomers by HPLC --- p.49 / Chapter 2.2.1.3 --- Determination of the Bio-toxicity of Green Tea Catechins --- p.50 / Chapter 2.2.1.4 --- Assay of In Vitro Cytotoxicity of Green Tea Catechins on Splenocytes --- p.51 / Chapter 2.2.2 --- Assays for the Immunomodulatory Activities of Green Tea Catechins --- p.52 / Chapter 2.2.2.1 --- Isolation and Preparation of Cells --- p.52 / Chapter 2.2.2.2 --- In Vitro Lymphocyte Transformation Assay --- p.53 / Chapter 2.2.2.3 --- Mixed Lymphocyte Culture --- p.53 / Chapter 2.2.2.4 --- Colorimetric Assay of Alloreactive Cytotoxic T Lymphocytes --- p.54 / Chapter 2.2.2.5 --- Foodpad Swelling Assay of Delayed-type Hypersensitivity --- p.55 / Chapter 2.2.2.6 --- Haemagglutination Assay of In Vivo Antibody Formation --- p.56 / Chapter 2.2.2.7 --- Characterization of the Lymphocyte Subpopulations from Spleen by Flow Cytometry --- p.56 / Chapter 2.2.2.8 --- In Vivo Migration of Macrophages --- p.57 / Chapter 2.2.2.9 --- In Vitro Assay of Phagocytic Activity of PEC --- p.58 / Chapter 2.2.2.10 --- In Vitro Assay of Macrophage-mediated Cytostatic Activity --- p.58 / Chapter 2.2.3 --- Assays for the Anti-tumour Activities of Green Tea Catechins --- p.60 / Chapter 2.2.3.1 --- Assay of In Vivo Anti-tumour Activity --- p.60 / Chapter 2.2.3.2 --- Induction and Assay of Natural Killer Cell Activity --- p.60 / Chapter 2.2.3.3 --- Induction and Assay of Lymphokine-activated Killer Cell Activity --- p.61 / Chapter 2.2.3.4 --- Assay of In Vitro Tumour Cell Proliferation --- p.62 / Chapter 2.2.3.5 --- In Vitro Tumour Clonogenicity Assay --- p.63 / Chapter 2.2.3.6 --- Induction of Myeloid Leukemic Cell Differentiation --- p.63 / Chapter 2.2.3.7 --- DNA Fragmentation Analysis --- p.64 / Chapter 2.2.3.8 --- Cell Cycle and DNA Content Evaluation --- p.66 / Chapter 2.2.4 --- Statistical Analysis --- p.66 / Chapter CHAPTER 3: --- "Extraction, Purification and Characterization of GTCs" / Chapter 3.1 --- INTRODUCTION --- p.67 / Chapter 3.2 --- RESULTS --- p.69 / Chapter 3.2.1 --- "Extraction of Catechins from the Chinese Green Tea, Ji Pin Long Jing" --- p.69 / Chapter 3.2.2 --- Analysis of Epicatechin Isomers by HPLC --- p.69 / Chapter 3.2.3 --- Bio-toxicity Determination by Brine Shrimp Bioassay --- p.71 / Chapter 3.2.4 --- Effect of GTCs on the Viability of Murine Splenocytes --- p.72 / Chapter 3.3 --- DISCUSSION --- p.74 / Chapter CHAPTER 4: --- The Immunomodulatory Activities of GTCs / Chapter 4.1 --- INTRODUCTION --- p.75 / Chapter 4.2 --- RESULTS --- p.77 / Chapter 4.2.1 --- Effects of GTCs on the In Vitro Proliferation of Murine Splenocytes --- p.77 / Chapter 4.2.2 --- In Vitro Co-mitogenic Effect of GTCs on Murine Splenocytes --- p.77 / Chapter 4.2.3 --- Stimulation of Lymphocyte Proliferation In Vitro by Intraperitoneal Administration of GTCs --- p.81 / Chapter 4.2.4 --- Effect of In Vivo Treatment of GTCs on In Vitro Mixed Lymphocyte Reaction --- p.81 / Chapter 4.2.5 --- Effect of In Vivo Administration of GTCs on Splenic Lymphocytes Subpopulations --- p.87 / Chapter 4.2.6 --- Effect of In Vivo Administration of GTCs on the Induction of Alloreactive Cytotoxic T Lymphocytes --- p.87 / Chapter 4.2.7 --- In Vivo Induction of Delayed-type Hypersensitivity (DTH) Response to Sheep Red Blood Cells (SRBC) by GTCs --- p.91 / Chapter 4.2.8 --- Primary Humoral Immune Response to SRBC in GTCs- treated Mice --- p.91 / Chapter 4.2.9 --- Effect of GTCs on In Vivo Migration of Macrophages --- p.95 / Chapter 4.2.10 --- Effect of GTCs on the Phagocytic Activity of Thioglycollate- elicited Macrophages In Vitro --- p.95 / Chapter 4.2.11 --- Effect of In Vivo Administration of GTCs on Phagocytic Activity of Thioglycollate-elicited Macrophages In Vitro --- p.98 / Chapter 4.2.12 --- Effect of GTCs on In Vitro Cytostatic Activity of Picolinic Acid-activated Macrophages --- p.98 / Chapter 4.2.13 --- Effect of In Vivo Administration of GTCs on the Cytostatic Activity of Picolinic Acid-activated Macrophages --- p.101 / Chapter 4.3 --- DISCUSSION --- p.103 / Chapter CHAPTER 5: --- THE ANTI-TUMOUR ACTIVITIES OF GTCs / Chapter 5.1 --- introduction --- p.107 / Chapter 5.2 --- RESULTS --- p.109 / Chapter 5.2.1 --- Effects of GTCs on the Growth of Transplantable Tumour Cells In Vivo --- p.109 / Chapter 5.2.2 --- Effect of GTCs on In Vivo Induction of Natural Killer Cells --- p.109 / Chapter 5.2.3 --- Effect of GTCs on In Vitro Induction of Lymphokine- activated Killer Cell Activity --- p.113 / Chapter 5.2.4 --- In Vitro Cytotoxicity of Green Tea Epicatechin Isomers on Murine and Human Tumour Cell Lines --- p.115 / Chapter 5.2.5 --- In Vitro Cytostatic Effect of EGCG on Various Tumour Cell Lines --- p.118 / Chapter 5.2.6 --- Effect of EGCG on the In Vitro Clonogenicity of Myeloid Leukemia Cells --- p.127 / Chapter 5.2.7 --- Induction of Apoptosis of Myeloid Leukemia HL-60 Cells In Vitro --- p.130 / Chapter 5.2.8 --- Effect of EGCG on the Cell Cycle Kinetics of Myeloid Leukemia HL-60 Cells In Vitro --- p.131 / Chapter 5.2.9 --- Effect of EGCG on the Morphological Changes of Myeloid Leukemia Cells --- p.136 / Chapter 5.2.10 --- Effect of EGCG on the Endocytic Activity of Myeloid Leukemia Cells --- p.136 / Chapter 5.3 --- discussion --- p.141 / Chapter CHAPTER 6: --- CONCLUSIONS AND FUTURE PERSPEC- TIVES --- p.145 / REFERENCES --- p.152
10

Pharmacokinetics of tea catechins in the rat.

January 2001 (has links)
Chen Yu. / Thesis submitted in: November 2001. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 98-112). / Abstracts in English and Chinese. / Acknowledgements --- p.I / List of publications --- p.II / Abstract --- p.III / Abstract (Chinese) --- p.IV / Abbreviations --- p.V / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Tea --- p.1 / Chapter 1.2 --- Green tea --- p.3 / Chapter a) --- Chemical composition of green tea --- p.3 / Chapter b) --- Pharmacological activities of green tea polyphenols --- p.6 / Chapter c) --- Pharmacokinetics of green tea polyphenols --- p.10 / Chapter 1.3 --- Objective --- p.14 / Chapter Chapter 2 --- Validation of analysis method for tea catechins --- p.15 / Chapter 2.1 --- Materials and methods --- p.16 / Chapter a) --- Preparation of a catechin-mixture from tea --- p.16 / Chapter b) --- Preparation of stock solutions --- p.18 / Chapter c) --- Preparation of biofluid samples --- p.18 / Chapter d) --- HPLC analysis of tea catechins --- p.19 / Chapter 2.2 --- Results --- p.21 / Chapter a) --- Catechin-mixture (tea extracts) --- p.21 / Chapter b) --- "Extraction from plasma, urine and feces" --- p.21 / Chapter c) --- HPLC analysis of biofluid samples --- p.23 / Chapter 2.4 --- Discussion --- p.26 / Chapter Chapter 3 --- Pharmacokinetics of tea catechins following administration of different doses of the catechin-mixture --- p.32 / Chapter 3.1 --- Materials and methods --- p.33 / Chapter a) --- Surgery and animal maintenance --- p.33 / Chapter b) --- Dosing and sample collection --- p.33 / Chapter c) --- Pharmacokinetics analysis of tea catechins --- p.35 / Chapter 3.2 --- Results --- p.36 / Chapter 3.3 --- Discussion --- p.50 / Chapter Chapter 4 --- Pharmacokinetics of tea catechins following administration of different doses of individual catechins --- p.52 / Chapter 4.1 --- Materials and methods --- p.53 / Chapter a) --- Chemicals and reagents --- p.53 / Chapter b) --- Pharmacokinetic study of tea catechins and the HPLC analysis --- p.53 / Chapter c) --- Pharmacokinetic analysis of tea catechins --- p.54 / Chapter 4.2 --- Results --- p.55 / Chapter 4.3 --- Discussion --- p.67 / Chapter Chapter 5 --- Plasma protein binding of tea catechins --- p.69 / Chapter 5.1 --- Introduction --- p.69 / Chapter 5.2 --- Materials and methods --- p.72 / Chapter a) --- Ultrafiltration --- p.72 / Chapter b) --- Preparation of stock solution --- p.73 / Chapter c) --- Determination of nonspecific binding of the catechins --- p.73 / Chapter d) --- Determination of ultrafiltration conditions --- p.74 / Chapter e) --- In vitro plasma protein binding assay --- p.74 / Chapter f) --- Statistical analysis --- p.75 / Chapter 5.3 --- Results --- p.76 / Chapter a) --- Nonspecific binding in ultrafiltration --- p.76 / Chapter b) --- Protein binding of the catechins --- p.76 / Chapter c) --- Statistical analysis --- p.76 / Chapter 5.4 --- Discussion --- p.80 / Chapter Chapter 6 --- Partition of tea catechins in red blood cell --- p.82 / Chapter 6.1 --- Materials and methods --- p.83 / Chapter a) --- Prepare of stock solution --- p.83 / Chapter b) --- In-vitro erythrocyte partition --- p.83 / Chapter c) --- Data Analysis --- p.83 / Chapter 6.2 --- Results --- p.85 / Chapter a) --- Selection of experiment conditions --- p.85 / Chapter b) --- Partition of catechins to RBC --- p.85 / Chapter 6.3 --- Discussion --- p.87 / Chapter Chapter 7 --- Comparison of pharmacokinetics of tea catechins in mixture form versus pure compound --- p.89 / Chapter Chapter 8 --- Conclusion --- p.95 / References --- p.98

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