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Toxicological study of pleurotus tuber-regium sclerotium and its potential hepatoprotective effects.

Keung Hoi Yee. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. / Includes bibliographical references (leaves 151-174). / Abstracts in English and Chinese. / Acknowledgement --- p.I / Abstract --- p.II / 摘要 --- p.V / Content --- p.VII / List of tables --- p.XIII / List of figures --- p.XIV / Abbreviations --- p.XVII / Chapter Chapter 1 --- General Introduction --- p.1 / Chapter 1.1 --- Biology of Pleurotus tuber-regiun (Ptr) --- p.1 / Chapter 1.1.1 --- Ptr grown in the wild --- p.1 / Chapter 1.1.2 --- Cultivation of Ptr --- p.2 / Chapter 1.2 --- Functional food and pharmaceutical application of Ptr sclerotium --- p.3 / Chapter 1.2.1 --- Traditional food and medicinal uses of Ptr sclerotium --- p.3 / Chapter 1.2.2 --- Nutritional value and chemical composition --- p.4 / Chapter 1.2.3 --- Anti-tumor activity --- p.7 / Chapter 1.2.4 --- Anti-viral activity --- p.8 / Chapter 1.2.5 --- Immunologic function --- p.8 / Chapter 1.2.6 --- Pharmaceutical application --- p.9 / Chapter Chapter 2 --- Toxicological evaluation on Ptr sclerotium --- p.11 / Chapter 2.1 --- Introduction --- p.11 / Chapter 2.1.1 --- Toxicological concern of Ptr sclerotium --- p.11 / Chapter 2.1.2 --- Toxicological study --- p.12 / Chapter 2.1.3 --- Biochemical methods for toxicological evaluation --- p.14 / Chapter 2.1.3.1 --- Serum enzyme activities --- p.15 / Chapter 2.1.3.2 --- Other serum analytes --- p.17 / Chapter 2.1.4 --- Histopathological study --- p.20 / Chapter 2.1.5 --- Acute toxicity --- p.21 / Chapter 2.1.6 --- Sub-acute and sub-chronic toxicity --- p.23 / Chapter 2.1.7 --- Objectives --- p.26 / Chapter 2.2 --- Materials and Methods --- p.27 / Chapter 2.2.1 --- Sample materials and chemicals --- p.27 / Chapter 2.2.2 --- Acute toxicity test --- p.27 / Chapter 2.2.2.1 --- Diet and animals --- p.27 / Chapter 2.2.2.2 --- Experimental design --- p.28 / Chapter 2.2.2.3 --- Calculation of sclerotium intake dose --- p.29 / Chapter 2.2.2.4 --- Biochemical assays --- p.30 / Chapter 2.2.2.5 --- Histopathological examination --- p.31 / Chapter 2.2.3 --- Sub-acute and sub-chronic toxicity tests --- p.32 / Chapter 2.2.3.1 --- Diet Preparation --- p.32 / Chapter 2.2.3.2 --- Experimental design --- p.32 / Chapter 2.2.3.3 --- Biochemical assays --- p.36 / Chapter 2.2.3.4 --- Organ weight --- p.40 / Chapter 2.2.3.5 --- Histopathological examination --- p.41 / Chapter 2.2.4 --- Statistical analyses --- p.41 / Chapter 2.3 --- Results and Discussion --- p.42 / Chapter 2.3.1 --- Acute toxicity test --- p.42 / Chapter 2.3.1.1 --- Food consumption --- p.43 / Chapter 2.3.1.2 --- Serum transaminase activities --- p.44 / Chapter 2.3.1.3 --- Histopathology --- p.45 / Chapter 2.3.1.4 --- NOAEL --- p.45 / Chapter 2.3.2 --- Sub-acute toxicity test --- p.50 / Chapter 2.3.2.1 --- Body weight gain --- p.50 / Chapter 2.3.2.2 --- Biochemical assays --- p.51 / Chapter 2.3.2.3 --- Organ per body weight and histopathology --- p.52 / Chapter 2.3.2.4 --- Effects of Ptr sclerotial diets --- p.53 / Chapter 2.3.3 --- Sub-chronic toxicity test --- p.59 / Chapter 2.3.3.1 --- Food and energy consumption --- p.59 / Chapter 2.3.3.2 --- Biochemical assays --- p.63 / Chapter 2.3.3.3 --- Organ per body weight --- p.67 / Chapter 2.3.3.4 --- Body weight increase --- p.75 / Chapter 2.3.3.5 --- NOAEL --- p.80 / Chapter 2.4 --- Summary --- p.81 / Chapter Chapter 3 --- Hepatoprotection of Ptr sclerotium --- p.82 / Chapter 3.1 --- Introduction --- p.82 / Chapter 3.1.1 --- Hepatotoxicity --- p.82 / Chapter 3.1.2 --- Potential hepatoprotection effect of Ptr sclerotium --- p.83 / Chapter 3.1.3 --- Toxicity of CC14 --- p.85 / Chapter 3.1.4 --- Toxicity of AFB! --- p.89 / Chapter 3.1.5 --- Bioactivity of chlorophyllin --- p.92 / Chapter 3.1.6 --- Comet assay --- p.93 / Chapter 3.1.7 --- Objectives --- p.98 / Chapter 3.2 --- Materials and Methods --- p.99 / Chapter 3.2.1 --- Sample materials and chemicals --- p.99 / Chapter 3.2.2 --- Curative and preventive tests of Ptr sclerotium against CCl4-induced hepatotoxicity --- p.99 / Chapter 3.2.2.1 --- Animal and diets --- p.99 / Chapter 3.2.2.2 --- Dose-response of CCl4 on rat model --- p.100 / Chapter 3.2.2.3 --- Biochemical assays --- p.100 / Chapter 3.2.2.4 --- Curative hepatoprotection test on Ptr --- p.101 / Chapter 3.2.2.5 --- Preventive hepatoprotection test on Ptr --- p.101 / Chapter 3.2.3 --- Preventive tests of Ptr sclerotium against AFB1-induced hepato- and geno-toxicity --- p.103 / Chapter 3.2.3.1 --- Dose-response of AFB1 on rat model --- p.103 / Chapter 3.2.3.2 --- Preventive test of Ptr against AFB1 --- p.103 / Chapter 3.2.3.3 --- Biochemical assays --- p.105 / Chapter 3.2.3.4 --- Histopathological examination --- p.105 / Chapter 3.2.4 --- Comet assay --- p.106 / Chapter 3.2.4.1 --- Reagent preparations --- p.106 / Chapter 3.2.4.2 --- Procedures --- p.107 / Chapter 3.2.5 --- Statistical analyses --- p.110 / Chapter 3.3 --- Results and Discussion --- p.111 / Chapter 3.3.1 --- Curative and preventive tests of Ptr sclerotium against CCl4-induced hepatotoxicity --- p.112 / Chapter 3.3.1.1 --- Dose-response of CCl4 on rat model --- p.112 / Chapter 3.3.1.2 --- Curative test of Ptr sclerotium against CCl4-induced hepatotoxicity --- p.116 / Chapter 3.3.1.3 --- Preventive test of Ptr sclerotium against CCl4-induced hepatotoxicity --- p.121 / Chapter 3.3.2 --- Preventive tests of Ptr sclerotium against AFB1-induced hepato- and geno-toxicity --- p.126 / Chapter 3.3.2.1 --- Dose-response of AFB1 on rat model --- p.126 / Chapter 3.3.2.2 --- Preventive test of Ptr sclerotium against AFB1-induced geno- and hepatotoxicity --- p.134 / Chapter 3.3.2.3 --- CHL versus 30% Ptr sclerotial diet --- p.137 / Chapter 3.3.3 --- A comparison of the hepatotoxicity of CC14 and AFB1 --- p.142 / Chapter 3.4 --- Summary --- p.147 / Chapter Chapter 4 --- Conclusions and future work --- p.148 / References --- p.151 / Related publication --- p.175

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_325438
Date January 2005
ContributorsKeung, Hoi Yee., Chinese University of Hong Kong Graduate School. Division of Biology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, vi, 175 leaves : col. ill. ; 30 cm.
RightsUse 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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