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水杨酸和谷胱甘肽调控铬胁迫下油菜不同耐性品种生理生化和基因组变化的作用机理

Thesis Release Certificate第8-9页
Certification第9-10页
ACKNOWLEDGEMENTS第10-16页
LIST OF TABLES第16-17页
LIST OF FIGURES第17-18页
ABBREVIATIONS第18-21页
Abstract第21-22页
摘要第24-26页
CHAPTER 1第26-32页
    1.1 What is oilseed rape第26页
    1.2 Economic importance第26-28页
    1.3.Promising heavy metals and their concentration in the soil of ZhejiangProvince第28页
    1.4 Interaction of chromium and plants第28-29页
    1.5. Interaction of Cr and plants第29页
    1.6. Possible way outs第29-30页
    1.7. Aims of the study第30-31页
    1.8. Study outlines第31-32页
CHAPTER 2第32-38页
    2.1 What is stress第32页
    2.2 Cr as a toxic and non essential element第32-33页
        2.2.1 Occurrence第32页
        2.2.2 Cr species第32-33页
    2.3 Human health and Cr toxicity第33页
    2.4 Hazardous effects of Cr on plants第33-34页
    2.5 Cr and Brassica napus interaction第34-35页
    2.6 SA as an elevator第35-36页
    2.7 Role of GSH to improve the stress impacts on plants第36-38页
CHAPTER 3第38-61页
    3.1 Introduction第38-39页
    3.2 Materials and methods第39-42页
        3.2.1 Plant material and experimental conditions第39-40页
        3.2.2 Measurement of Plant physio-morphic attributes第40页
        3.2.3 Determination of MDA and singlet oxygen species第40-41页
        3.2.4 Assessment of enzyme based plant immune system第41-42页
        3.2.5 Ultrastructural observations第42页
        3.2.6 Statistical analysis第42页
    3.3 Results第42-54页
        3.3.1 Analyses of physiological parameters第42-43页
        3.3.2 Determination of Cr and chlorophyll contents第43页
        3.3.3 MDA and ROS conten estimation第43-44页
        3.3.4 Evaluation of defense related enzymes and TSP contents第44-48页
        3.3.5 TEM ultrastructural observations of leaf第48-51页
        3.3.6 TEM ultrastructural observations of root第51-54页
    3.4 Discussion第54-60页
    3.5 Conclusions第60-61页
CHAPTER 4第61-84页
    4.1 Introduction第61-62页
    4.2 Materials and methods第62-64页
        4.2.1 Plant material and Growth conditions第62-63页
        4.2.2 Morphological parameters第63页
        4.2.3 Analysis of lipid peroxidation and reactive oxygen species(ROS)第63页
        4.2.4 Biochemical analysis第63页
        4.2.5 Analyses of detoxification related antioxidants第63-64页
        4.2.6 Transmission electron microscopy第64页
        4.2.7 Statistical analysis第64页
    4.3 Results第64-77页
        4.3.1. Morphological attributes第64-65页
        4.3.2 Photosynthetic gas exchange capacity第65页
        4.3.3. Estimation of MDA and ROS第65-69页
        4.3.4. Analysis of enzymatic antioxidants and TSP第69-71页
        4.3.5. Analysis of detoxification related defense mechanism第71-75页
        4.3.6. TEM cell structural observations第75-77页
    4.4 Discussion第77-82页
    4.5 Conclusions第82-84页
CHAPTER 5第84-108页
    5.1 Introduction第84-86页
    5.2 Materials and methods第86-89页
        5.2.1 Plant material and growth conditions第86页
        5.2.2 Chlorophyll and Cr content determination第86-87页
        5.2.3 Extraction and estimation of total SA contents第87页
        5.2.4 Determination of MDA contents and ROS activity第87页
        5.2.5 Determin ation of antioxidant machinery第87-88页
        5.2.6 Total RNA extraction,cDNA synthesis,and quantitative real-time PCR assay第88-89页
        5.2.7 Ultrastructural observations第89页
        5.2.8 Statistical analysis第89页
    5.3 Results第89-104页
        5.3.1. Morpho-physiological attributes第89页
        5.3.2. Lipid peroxidation and ROS determination第89-93页
        5.3.3. Antioxidants enzyme activities第93页
        5.3.4. Enzymatic antioxidants transcript level第93-95页
        5.3.5. Chromium and total salicylic acid contents第95页
        5.3.6. Detoxification and secondary metabolite related gene expressions第95-101页
        5.3.7. Cell ultra-structural observations第101-104页
    5.4 Discussion第104-107页
    5.5 Conclusions第107-108页
CHAPTER 6第108-139页
    6.1 Introduction第108-109页
    6.2 Materials and methods第109-114页
        6.2.1 Plant material and growth conditions第109-110页
        6.2.2. Cr and GSH content determination第110页
        6.2.3 Total RNA extraction,reliability assessment and RNA-sequence analyses第110页
        6.2.4 Establishment of de-novo assembly第110-111页
        6.2.5. Screening of differentially expressed genes(DEGs) and group differentially expressed genes第111-113页
        6.2.6. Expression pattern analysis of DEGs第113页
        6.2.7. Gene Ontology(GO)functional enrichment analysis(WEGO)of DEGs第113-114页
        6.2.8. KEGG pathway enrichment analysis第114页
        6.2.9. Satistical analysis第114页
    6.3 Results第114-135页
        6.3.1. Plant biomass,Cr and GSH contents determination第114-115页
        6.3.2. RNA sequencing and denovo assembly第115-117页
        6.3.3. Screening,expression pattern analysis and clustering of differentially expressed genes(DEGs)第117-118页
        6.3.4. Gene ontology functional classification(WEGO)of DEGs and cluster of orthologous groups(COGs)classification第118-126页
        6.3.5. KEGG metabolic pathway enrichment analysis第126-134页
        6.3.6. Analysis of top 10 up-regulated stress response-related DEGs第134-135页
    6.4 Discussion第135-138页
    6.5 Conclusions第138-139页
CHAPTER 7第139-141页
    7.1 Major findings第139-140页
    7.2 Future perspectives第140-141页
References第141-160页
List of Publications第160页

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