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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

Antitumor activities of tremella aurantialba polysaccharides.

January 2002 (has links)
Choi Pui-yu. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 113-123). / Abstracts in English and Chinese. / Abstract --- p.i / Abstract (Chinese Version) --- p.iii / Acknowledgements --- p.v / List of Abbreviations --- p.vi / Table of Contents --- p.viii / List of Tables --- p.xii / List of Figures --- p.xiii / Chapter Chapter 1 --- Introduction --- p.1 / Chapter Chapter 2 --- Literature Review / Chapter 2.1 --- Mushroom Polysaccharides with Antitumor Activities --- p.7 / Chapter 2.1.1 --- Antitumor β-Glucans --- p.7 / Chapter 2.1.2 --- Antitumor Heteroglycans --- p.9 / Chapter 2.1.3 --- Antitumor Polysaccharide-Protein Complexes --- p.12 / Chapter 2.2 --- Antitumor Activities and Structural Characteristics of Mushroom Polysaccharides --- p.15 / Chapter 2.3 --- Antitumor Effects of Mushroom Polysaccharides In Vitro --- p.19 / Chapter 2.4 --- Antitumor Effects of Mushroom Polysaccharides In Vivo --- p.21 / Chapter 2.5 --- Immunomodulatory Activities --- p.24 / Chapter 2.6 --- Activation of Cytokines by Mushroom Polysaccharides --- p.28 / Chapter 2.7 --- Induction of Nitric Oxide Synthase by Mushroom Polysaccharides --- p.32 / Chapter 2.8 --- Tremella aurantialba --- p.34 / Chapter Chapter 3 --- Materials and Methods --- p.35 / Chapter 3.1 --- Extraction --- p.35 / Chapter 3.1.1 --- Extraction of Crude Tremella aurantialba Polysaccharide --- p.35 / Chapter 3.1.2 --- Fractionation --- p.38 / Chapter 3.1.3 --- Polysaccharide and Protein Content Determination --- p.38 / Chapter 3.1.3.1 --- Phenol-Sulfuric Assay --- p.39 / Chapter 3.1.3.2 --- Lowry-Folin Method --- p.39 / Chapter 3.1.4 --- Gas Chromatography (GC) --- p.40 / Chapter 3.1.5 --- Modified Carbazole Assay --- p.41 / Chapter 3.1.6 --- High Performance Liquid Chromatography (HPLC) --- p.42 / Chapter 3.2 --- In Vitro Studies --- p.43 / Chapter 3.2.1 --- Maintenance of Cell Lines --- p.43 / Chapter 3.2.2 --- Effect on Cancer Cell Lines --- p.43 / Chapter 3.2.2.1 --- Trypan Blue Exclusion Methods --- p.44 / Chapter 3.2.2.2 --- MTT Assay --- p.44 / Chapter 3.2.3 --- Effect on Normal Cell Line --- p.45 / Chapter 3.2.4 --- Coulter Counter --- p.46 / Chapter 3.3 --- In Vivo Studies --- p.47 / Chapter 3.3.1 --- Animals --- p.47 / Chapter 3.3.2 --- Maintenance of Sarcoma 180 Cell Line --- p.47 / Chapter 3.3.3 --- Effect of TAP Fractions on Sarcoma 18 Solid Tumor --- p.48 / Chapter 3.3.3.1 --- Injection of TAP Fractions 24 h After Transplantation --- p.48 / Chapter 3.3.3.2 --- Injection of TAP Fractions 72 h After Transplantation --- p.49 / Chapter 3.4 --- Effect of TAP Fractions on Modulating mRNA Expression of Cytokines and Nitric Oxide Synthase --- p.51 / Chapter 3.4.1 --- Treatment of Mice --- p.51 / Chapter 3.4.2 --- Isolation of Splenocytes and Peritoneal Exduate Cells --- p.51 / Chapter 3.4.3 --- Extraction of Total mRNA from Splenocyte and Peritoneal Exduate Cells --- p.52 / Chapter 3.4.4 --- Reverse Transcription-Polymerase Chain Reaction (RT-PCR) --- p.53 / Chapter 3.4.4.1 --- Reverse Transcription --- p.53 / Chapter 3.4.4.2 --- Polymerase Chain Reaction --- p.56 / Chapter 3.4.5 --- DNA Sequencing --- p.57 / Chapter 3.5 --- Statistical Analysis --- p.58 / Chapter Chapter 4 --- Results --- p.59 / Chapter 4.1 --- Isolation and Characterization of TAP Fractions --- p.59 / Chapter 4.1.1 --- Percentage Yield of TAP Fractions --- p.59 / Chapter 4.1.2 --- Polysaccharide and Protein Content of TAP Fractions --- p.59 / Chapter 4.1.3 --- Relative Monosaccharide Contents in TAP Fractions --- p.60 / Chapter 4.1.4 --- Results of HPLC --- p.60 / Chapter 4.2 --- Effects of TAP Fractions In Vitro --- p.69 / Chapter 4.2.1 --- Effects of TAP Fractions on Suspension Cancer Cell Lines --- p.69 / Chapter 4.2.2 --- Effects of TAP Fractions on Adhesion Cancer Cell Lines --- p.69 / Chapter 4.2.3 --- Effects of TAP Fractions on Normal Cell Line --- p.70 / Chapter 4.2.4 --- Effect of TAP 2 on HL-60 Cell Line as Evaluated by Coulter Counter --- p.70 / Chapter 4.3 --- Antitumor Effect of TAP Fractions In Vivo --- p.78 / Chapter 4.4 --- Effect of TAP Fractions on Modulating mRNA Expressions of Cytokines and Nitric Oxide Sythase (NOS) --- p.83 / Chapter 4.4.1 --- Results of RT-PCR --- p.83 / Chapter 4.4.2 --- Sequencing --- p.84 / Chapter Chapter 5 --- Discussion --- p.91 / Chapter 5.1 --- Characterization of TAP Fractions --- p.91 / Chapter 5.2 --- Antitumor Effects of TAP Fractions In Vitro --- p.96 / Chapter 5.3 --- Furhter Study --- p.109 / Chapter Chapter 6 --- Conclusion --- p.111 / References --- p.113
2

Antitumor activities of polysaccharides from the long-veiled lady mushroom Dictyophora indusiata.

January 2002 (has links)
Poon Shuk-ching. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2002. / Includes bibliographical references (leaves 113-125). / Abstracts in English and Chinese. / Acknowledgements --- p.i / Abstract --- p.ii / Abstract (Chinese Version) --- p.iv / Table of Contents --- p.vi / List of Tables --- p.x / List of Figures --- p.xi / List of Abbreviations --- p.xiii / Chapter Chapterl 1 --- ntroduction --- p.1 / Chapter Chapter 2 --- Literature Review --- p.5 / Chapter 2.1 --- Mushroom Polysaccharides From Basidiomycetes --- p.5 / Chapter 2.1.1 --- Antitumor and Immunomodulatory Activity --- p.6 / Chapter 2.1.2 --- Antiviral Activity --- p.9 / Chapter 2.1.3 --- Hypoglycermic Activity --- p.11 / Chapter 2.1.4 --- Free Radical Scavenging Activity --- p.11 / Chapter 2.2 --- Mushroom Dictyophora indusiata --- p.13 / Chapter 2.2.1 --- Nutritional Value --- p.13 / Chapter 2.2.2 --- Structural Characteristic of Dictyophora indusiata Polysaccharides --- p.14 / Chapter 2.2.3 --- Biological Activity --- p.16 / Chapter 2.3 --- In vivo Antitumor Study --- p.19 / Chapter 2.4 --- Induction of Cytokines Production in Immune System --- p.21 / Chapter 2.5 --- In vitro Antitumor Study --- p.25 / Chapter 2.6 --- Cell Cycle Regulation --- p.28 / Chapter Chapter 3 --- Materials & Methods --- p.34 / Chapter 3.1 --- Extraction --- p.34 / Chapter 3.1.1 --- Extraction of Dictyophora indusiata Polysaccharides --- p.34 / Chapter 3.1.2 --- Purification of Dictyophora indusiata Polysaccharides --- p.35 / Chapter 3.1.2.1 --- Preparation of DEAE-cellulose Ion Exchanger --- p.35 / Chapter 3.1.2.2 --- Fractionation --- p.35 / Chapter 3.2. --- Characterization of Dictyophora indusiata Polysaccharides --- p.39 / Chapter 3.2.1 --- Polysaccharide Content Determination --- p.39 / Chapter 3.2.2 --- Protein Content Determination --- p.39 / Chapter 3.2.3 --- Gas Chromatography (GC) --- p.40 / Chapter 3.2.4 --- Uronic Acid Content Determination --- p.42 / Chapter 3.2.5 --- High Performance Liquid Chromatography (HPLC) --- p.43 / Chapter 3.3 --- In vivo Studies --- p.44 / Chapter 3.3.1 --- Animals --- p.44 / Chapter 3.3.2 --- Maintenance of Sarcoma 180 Cell Line --- p.44 / Chapter 3.3.3 --- Effect of DI3 Fraction on Sarcoma 180 Solid Tumor --- p.45 / Chapter 3.3.4 --- Effect of DI3c Fraction on Tumor Necrosis Factor-Alpha (TNF-α) and Interleukin 2 (IL-2) Production --- p.47 / Chapter 3.3.4.1 --- Treatment of Mice --- p.47 / Chapter 3.3.4.2 --- Preparation of Mouse Serum --- p.47 / Chapter 3.3.4.3 --- Enzyme-linked Immunosorbent Assay (ELISA) for TNF-α Production --- p.48 / Chapter 3.3.4.4 --- Enzyme-linked Immunosorbent Assay (ELISA) for IL-2 Production --- p.49 / Chapter 3.4 --- In vitro Studies --- p.51 / Chapter 3.4.1 --- Maintenance of Cell Lines --- p.51 / Chapter 3.4.2 --- Effect on Cancer Cell Lines --- p.52 / Chapter 3.4.3 --- Cytotoxicity on Normal Cell Line --- p.52 / Chapter 3.4.4 --- Trypan Blue Exclusion Method --- p.53 / Chapter 3.4.5 --- MTT Assay --- p.54 / Chapter 3.4.6 --- BrdU Incorporation --- p.55 / Chapter 3.5 --- Statistical Analysis --- p.56 / Chapter Chapter 4 --- Results --- p.57 / Chapter 4.1 --- Extraction and Fractionation of Polysaccharides from Dictyophora indusiata --- p.57 / Chapter 4.1.1 --- Percentage Yield of Crude DI Polysaccharides --- p.57 / Chapter 4.1.2 --- Percentage Yield of DI3 Fractions --- p.57 / Chapter 4.2 --- Characterization of DI3 Fractions --- p.62 / Chapter 4.2.1 --- Polysaccharide and Protein Contents of DI3 Fractions --- p.62 / Chapter 4.2.2 --- Relative Monosaccharide and Uronic Acid Content in Different DI3 Fractions --- p.62 / Chapter 4.2.3 --- Estimated Molecular Weight of DI3 Fractions --- p.65 / Chapter 4.3 --- Antitumor Effect of Dictyophora indusiata Polysaccharides In vivo --- p.70 / Chapter 4.3.1 --- In vivo Antitumor Effect of Crude DI Polysaccharides --- p.70 / Chapter 4.3.2 --- In vivo Antitumor Effect of Various Fractions of DI3 --- p.70 / Chapter 4.3.3 --- Effect of DI3c on TNP-α and IL-2 Production in Mice --- p.78 / Chapter 4.4 --- In vitro Effects of DI3 Fractions on Cell Density and Viability on Normal and Cancer Cell Lines --- p.86 / Chapter 4.4.1 --- Effects of DI3 Fractions on Cell Density and Viability of Human Leukemic HL-60 and K-562 and Mouse Sarcoma 180 Cells --- p.86 / Chapter 4.4.2 --- Effects of DI3 Fractions on the Growth of Human Liver Cancer HepG2 and Normal Monkey Kidney Vero Cells --- p.86 / Chapter 4.4.3 --- Effect of DI3b Fraction on Proliferation of HL-60 Cells Determined by BrdU Incorporation --- p.94 / Chapter Chapter 5 --- Discussions --- p.96 / Chapter 5.1 --- Extraction and Characterization of DI3 Fractions --- p.96 / Chapter 5.2 --- Antitumor Effects of Dictyophora indusiata Polysaccharides --- p.101 / Chapter 5.3 --- Further Studies --- p.109 / Chapter Chapter 6 --- Conclusion --- p.111 / References --- p.113

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