Xue, Yan. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2009. / Includes bibliographical references (leaves 95-102). / Abstract also in Chinese. / Thesis committe --- p.2 / Statement --- p.3 / Abstract --- p.4 / Acknowledgement --- p.8 / General abbreviations --- p.10 / Abbreviations of chemicals --- p.13 / List of figures --- p.15 / List of tables --- p.16 / Table of contents --- p.17 / Chapter Chapter 1 --- General Introduction / Chapter 1.1 --- Impact of bacterial blight on rice production --- p.25 / Chapter 1.2 --- The plant immune system --- p.25 / Chapter 1.2.1 --- Preformed resistance --- p.25 / Chapter 1.2.2 --- PAMP triggered immunity (PTI) --- p.26 / Chapter 1.2.3 --- Effecter triggered immunity (ETI) --- p.27 / Chapter 1.2.3.1 --- R genes --- p.27 / Chapter 1.2.3.2 --- Hypersensitive responses (HR) --- p.27 / Chapter 1.2.3.3 --- Systemic acquired resistance (SAR) --- p.28 / Chapter 1.2.3.3.1 --- Salicylic acid is required for SAR establishment --- p.28 / Chapter 1.2.3.3.2 --- Involvement of lipid-based molecules in SAR signaling --- p.28 / Chapter 1.2.3.3.3 --- NPR1: the master regulator of SAR --- p.29 / Chapter 1.2.3.3.4 --- Expression of pathogenesis related (PR) genes --- p.29 / Chapter 1.2.4 --- Interaction between SA and JA --- p.29 / Chapter 1.2.5 --- Other important signaling components in plant defense responses --- p.30 / Chapter 1.2.5.1 --- G proteins --- p.30 / Chapter 1.2.5.2 --- G proteins in defense responses --- p.30 / Chapter 1.3 --- OsGAPl is a C2 (protein kinase C conserved region 2) domain harboring GTPase activating protein --- p.32 / Chapter 1.4 --- OsYchFl is a GTPase and an interacting partner of OsGAPl --- p.32 / Chapter 1.5 --- Hypothesis and objectives of this research --- p.33 / Chapter Chapter 2 --- materials and methods / Chapter 2.1 --- Materials --- p.35 / Chapter 2.1.1 --- Chemicals and reagents --- p.39 / Chapter 2.1.2 --- Commercial kits --- p.40 / Chapter 2.1.3 --- Primers used --- p.41 / Chapter 2.1.4 --- Equipment and facilities used: --- p.47 / Chapter 2.1.5 --- "Buffer, solution, gel and medium:" --- p.47 / Chapter 2.2 --- Methods: --- p.51 / Chapter 2.2.1 --- Culture of bacterial strains --- p.51 / Chapter 2.2.2 --- Composition of medium used in this work for cultivating bacterial strains: --- p.51 / Chapter 2.2.3 --- Plant growth and treatment --- p.52 / Chapter 2.2.3.1 --- Surface sterilization of Arabidopsis thaliana seeds --- p.52 / Chapter 2.2.3.2 --- Seed germination and Arabidopsis plant growth --- p.52 / Chapter 2.2.4 --- Generation of transgenic Arabidopsis --- p.53 / Chapter 2.2.4.1 --- Agrobacterium-mediated Arabidopsis transformation --- p.53 / Chapter 2.2.5 --- Pathogen inoculation test --- p.54 / Chapter 2.2.6 --- Molecular cloning --- p.54 / Chapter 2.2.6.1 --- DNA sequencing: --- p.55 / Chapter 2.2.6.2 --- Transformation of E. coli strains: --- p.55 / Chapter 2.2.6.3 --- Transformation of Agrobacteria by electroporation --- p.55 / Chapter 2.2.7 --- DNA and RNA extraction --- p.56 / Chapter 2.2.7.1 --- Plasmid DNA extraction from bacterial cells --- p.56 / Chapter 2.2.7.2 --- Genomic DNA extraction from plant tissues --- p.56 / Chapter 2.2.7.3 --- RNA extraction from plant tissues --- p.56 / Chapter 2.2.8 --- Northern blot --- p.57 / Chapter 2.2.9 --- Subcellular localization studies --- p.58 / Chapter 2.2.9.1 --- Transformation of tobacco BY-2 cells --- p.58 / Chapter 2.2.9.2 --- Maintenance of transgenic tobacco BY-2 cells --- p.59 / Chapter 2.2.9.3 --- Confocal microscopy --- p.59 / Chapter 2.2.9.4 --- Electron microscopy --- p.59 / Chapter 2.2.10 --- Bimolecular fluorescence complementation studies (BiFC) --- p.60 / Chapter 2.2.10.1 --- Construct making --- p.61 / Chapter 2.2.10.2 --- Preparation of rice protoplasts --- p.61 / Chapter 2.2.10.3 --- PEG-mediated transfection --- p.62 / Chapter 2.2.10.4 --- Detection of protein-protein interaction --- p.62 / Chapter Chapter 3 --- Results / Chapter 3.1 --- OsGAPl interacts with OsYchFl in vivo --- p.63 / Chapter 3.1.1 --- Construction of vectors for BiFC transient assay in rice protoplasts --- p.64 / Chapter 3.1.2 --- BiFC assay in rice protoplasts revealed in vivo interaction between the OsGAPl and the OsYchFl proteins --- p.66 / Chapter 3.2.1 --- Subcellular localization of OsGAPl --- p.68 / Chapter 3.2.2 --- Localization of OsGAPl and OsYchFl in rice leaves revealed by electron microscopy --- p.70 / Chapter 3.3 --- Functional characterization of OsYchFl / Chapter 3.3.1 --- Characterization of Arabidopsis YchF1 knockdown mutant --- p.75 / Chapter 3.3.2 --- Complementation of AtYchF1 knockdown Arabidopsis --- p.77 / Chapter 3.3.3.1 --- Pathogen inoculation test --- p.80 / Chapter Chapter 4 --- Discussion / Chapter 4.1 --- Significance of the project --- p.85 / Chapter 4.2 --- In vivo interaction between OsGAPl and OsYchFl --- p.86 / Chapter 4.3 --- OsGAPl is located either inside the cytosol or on the plasma membrane in transgenic tobacco BY-2 cells --- p.87 / Chapter 4.4 --- Study of wounding effect on the subcellular localization of OsGAPl and OsYchFl at whole plant level by EM --- p.88 / Chapter 4.5 --- OsYchFl functions as a negative regulator of defense responses in A.thaliana --- p.90 / Chapter 4.6 --- Conclusion --- p.92 / References --- p.95 / Appendix --- p.103
Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_326888 |
Date | January 2009 |
Contributors | Xue, Yan., Chinese University of Hong Kong Graduate School. Division of Life Sciences. |
Source Sets | The Chinese University of Hong Kong |
Language | English, Chinese |
Detected Language | English |
Type | Text, bibliography |
Format | print, 125 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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