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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

Expectorant and antioxidative effects of semen oroxyli.

January 2004 (has links)
Chan Yiu-Pong. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2004. / Includes bibliographical references (leaves 98-112). / Abstracts in English and Chinese. / Abstract --- p.i / Acknowledgement --- p.v / Declaration --- p.vi / Table of content --- p.vii / List of Tables --- p.x / List of Figures --- p.xi / List of abbreviation --- p.xiv / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Introduction of Semen Oroxyli --- p.1 / Chapter 1.1.1 --- Chemical constituents of Oroxylum indicum seed --- p.3 / Chapter 1.1.2 --- Pharmacological studies --- p.3 / Chapter 1.2 --- Introduction to tracheal secretion --- p.6 / Chapter 1.2.1 --- Mucus composition --- p.6 / Chapter 1.2.2 --- Sputum formation --- p.6 / Chapter 1.2.3 --- Expectorant --- p.7 / Chapter 1.2.3.1 --- Secretolytic drugs --- p.7 / Chapter 1.2.3.2 --- Mucolytic drugs --- p.8 / Chapter 1.2.4 --- Assays of studying expectorant activity --- p.10 / Chapter 1.2.4.1 --- Tracheal phenol red secretion system --- p.10 / Chapter 1.3 --- Introduction to oxidant and antioxidant --- p.11 / Chapter 1.3.1 --- Oxidants/ reactive oxygen species --- p.11 / Chapter 1.3.1.1 --- Production of oxidants/ reactive oxygen species --- p.11 / Chapter 1.3.1.2 --- Reactive oxygen species reaction products --- p.12 / Chapter 1.3.1.2.1 --- DNA damage --- p.13 / Chapter 1.3.1.2.2 --- Protein damage --- p.13 / Chapter 1.3.1.2.3 --- Lipid damage --- p.14 / Chapter 1.3.2 --- Antioxidant --- p.14 / Chapter 1.3.2.1 --- Endogenous antioxidants --- p.15 / Chapter 1.3.2.1.1 --- Superoxide dismutase --- p.15 / Chapter 1.3.2.1.2 --- Catalase --- p.15 / Chapter 1.3.2.1.3 --- Glutathione and glutathione peroxidases --- p.15 / Chapter 1.3.3 --- Synthetic and natural antioxidants --- p.16 / Chapter 1.3.3.1 --- Vitamin C --- p.17 / Chapter 1.3.3.2 --- Tocopherols (Vitamin E) --- p.17 / Chapter 1.3.4 --- Assays for studying antioxidative activities --- p.19 / Chapter 1.3.4.1 --- DPPH radical scavenging system --- p.19 / Chapter 1.3.4.2 --- PMS-NADH system --- p.19 / Chapter 1.3.4.3 --- APPH-induced hemolysis system --- p.20 / Chapter 1.4 --- Objectives of the research --- p.22 / Chapter Chapter 2 --- Materials and Methods --- p.24 / Chapter 2.1 --- Materials --- p.24 / Chapter 2.1.1 --- Semen Oroxyli --- p.24 / Chapter 2.1.2 --- Animals --- p.24 / Chapter 2.1.3 --- Chemicals --- p.25 / Chapter 2.2 --- Methods --- p.28 / Chapter 2.2.1 --- Assay for studying expectorant activity --- p.28 / Chapter 2.2.1.1 --- Phenol red standard curve --- p.28 / Chapter 2.2.1.2 --- Tracheal phenol red secretion system --- p.28 / Chapter 2.2.2 --- Assays for studying antioxidative activity --- p.30 / Chapter 2.2.2.1 --- DPPH radicals scavenging system --- p.30 / Chapter 2.2.2.2 --- PMS-NADH system --- p.31 / Chapter 2.2.2.3 --- AAPH-induced red blood cell hemolysis system --- p.32 / Chapter 2.2.3 --- "Extraction, fractionation and purification of Semen Oroxyli" --- p.33 / Chapter 2.2.3.1 --- 70% ethanol extraction of Semen Oroxyli --- p.33 / Chapter 2.2.3.2 --- Fractionation in polyamide column --- p.33 / Chapter 2.2.3.3 --- Fractionation in resin column --- p.34 / Chapter 2.2.3.4 --- Sub-fractions separation from 95% ethanol soluble fraction --- p.34 / Chapter 2.2.3.5 --- Pure compounds obtained from sub-fractions --- p.34 / Chapter 2.2.4 --- Nulcear magnetic resonance (NMR) for identification --- p.38 / Chapter Chapter 3 --- Results of Expectorant Activity --- p.39 / Chapter 3.1 --- Expectorant Activity --- p.39 / Chapter 3.1.1 --- Expectorant Activity on Semen Oroxyli ethanol extract --- p.39 / Chapter 3.1.2 --- Expectorant activities of fractionations of Semen Oroxyli ethanol extract --- p.39 / Chapter Chapter 4 --- Results of Antioxidative Activity --- p.44 / Chapter 4.1 --- Antioxidative activity --- p.44 / Chapter 4.1.1 --- Antioxidative activity of 70% ethanol extract --- p.44 / Chapter 4.1.2 --- Antioxidative activity of fractions of 70% ethanol extract --- p.49 / Chapter 4.1.3 --- Antioxidative activity on sub-fractions fractionated from 95% ethanol-soluble fraction --- p.50 / Chapter 4.1.4 --- Antioxidative activity on pure compounds isolated from sub-fractions --- p.59 / Chapter Chapter 5 --- Results of Identification of Pure compounds --- p.68 / Chapter 5.1 --- Identification of compounds --- p.68 / Chapter 5.1.1 --- Compound A --- p.68 / Chapter 5.1.2 --- Compound B --- p.69 / Chapter 5.1.3 --- Compound C --- p.69 / Chapter 5.1.4 --- Compound D --- p.70 / Chapter 5.1.5 --- Compound E --- p.71 / Chapter Chapter 6 --- Discussion --- p.73 / Chapter 6.1 --- Discussion of expectorant activity of Semen Oroxyli --- p.73 / Chapter 6.2 --- Discussion of antioxidative activity of Semen Oroxyli --- p.75 / Chapter 6.3 --- General Discussion --- p.77 / Chapter Chapter 7 --- Conclusions --- p.82 / Appendix A Procedures for preparing the phenol red standard curve for tracheal phenol red secretion system. --- p.85 / Appedix B 1H NMR and 13C NMR spectra --- p.87 / References --- p.98

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