by Suen Tsang. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1999. / Includes bibliographical references (leaves 96-103). / Abstract also in Chinese. / Chapter Chapter 1: --- Literature review --- p.1 / Chapter 1.1 --- "Straw mushroom, Volvariella volvacea" --- p.1 / Chapter 1.2 --- Problems which restrict the market of straw mushroom --- p.3 / Chapter 1.3 --- Non-enzymatic browning --- p.5 / Chapter 1.4 --- Enzymatic browning --- p.7 / Chapter 1.5 --- Impact of browning --- p.12 / Chapter 1.6 --- Mechanism of inhibition of PPO --- p.13 / Chapter 1.7 --- Sulfites --- p.13 / Chapter 1.8 --- Classification of PPO inhibitors based on chemical property --- p.14 / Chapter 1.9 --- Classification of PPO inhibitors based on inhibitory mechanism --- p.17 / Chapter 1.10 --- Physical methods for prolonging shelf-life --- p.18 / Chapter 1.11 --- Significance of this research --- p.20 / Chapter Chapter2: --- Characterization of PPO in straw mushroom --- p.21 / Chapter 2.1 --- Introduction --- p.21 / Chapter 2.2 --- Materials and Methods --- p.22 / Chapter 2.2.1 --- PPO content in straw mushroom compared to other food sources: potato and pear --- p.22 / Chapter 2.2.2 --- "Optimal pH, enzyme kinetics and localization of PPO in straw mushroom" --- p.24 / Chapter 2.2.3 --- PPO isoenzymes in straw mushroom --- p.25 / Chapter 2.3 --- Results --- p.29 / Chapter 2.3.1 --- PPO content in straw mushroom compared to other food sources: potato and pear --- p.29 / Chapter 2.3.2 --- "Optimal pH, enzyme kinetics and localization of PPO in straw mushroom" --- p.29 / Chapter 2.3.3 --- PPO isoenzymes in straw mushroom --- p.32 / Chapter 2.4 --- Discussion --- p.43 / Chapter Chapter3: --- Several attempts to solve browning problem of straw mushroom --- p.55 / Chapter 3.1 --- Inhibitors of PPO in straw mushroom --- p.55 / Chapter 3.1.1 --- Investigation of inhibitors of PPO in straw mushroom --- p.55 / Chapter 3.1.1.1 --- Materials and methods --- p.55 / Chapter 3.1.1.2 --- Results --- p.56 / Chapter 3.1.2 --- The potential of using a combination of different PPO inhibitors --- p.58 / Chapter 3.1.2.1 --- Materials and methods --- p.58 / Chapter 3.1.2.2 --- Results --- p.59 / Chapter 3.1.3 --- Direct application of PPO inhibitors --- p.61 / Chapter 3.1.3.1 --- Materials and methods --- p.61 / Chapter 3.1.3.2 --- Results --- p.62 / Chapter 3.1.4 --- PPO and lipase content in straw mushroom under post harvest storage --- p.62 / Chapter 3.1.4.1 --- Materials and Methods --- p.74 / Chapter 3.1.4.2 --- Results --- p.75 / Chapter 3.2 --- Vacuum packaging --- p.75 / Chapter 3.2.1 --- Materials and methods --- p.75 / Chapter 3.2.2 --- Results --- p.78 / Chapter 3.4 --- Discussion --- p.78 / Chapter Chapter 4: --- Future work --- p.87 / Chapter 4.1 --- Suggested improvements of experiments --- p.87 / Chapter 4.2 --- Suggested experiment in future: application of calcium chloride --- p.88 / Chapter Chapter 5: --- Conclusion --- p.94 / References --- p.96
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_322782 |
| Date | January 1999 |
| Contributors | Suen, Tsang., 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, xi, 103 leaves : ill. (some col.) ; 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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