首页--生物科学论文--微生物学论文--微生物遗传学论文

施氏假单胞菌铵诱导表达的非编码RNA AmiR在固氮和反硝化过程中的功能鉴定

摘要第6-9页
Abstract第9-11页
Abbreviations第18-20页
CHAPTER 1 INTRODUCTION第20-44页
    1.1 GENERAL INTRODUCTION第20-21页
    1.2 FUNCTIONS OF SMALL RNA第21-27页
        1.2.1 Iron Homeostasis第21-22页
        1.2.2 Membrane and Surface Remodeling第22页
        1.2.3 Motility and Biofilm第22-23页
        1.2.4 Membrane and Surface Remodeling第23页
        1.2.5 Sugar Metabolism第23-25页
        1.2.6 Regulating Transcription Factors for Various Responses第25页
        1.2.7 sRNAs in ToxineAntitoxin Systems第25-26页
        1.2.8 Other Functions第26-27页
    1.3 MECHANISM OF ACTION第27-33页
        1.3.1 Inhibition by Direct Competition for the Ribosome Binding Site第27-28页
        1.3.2 Translational Control via Ribosome Standby/Translational Enhancers第28页
        1.3.3 Indirect Translational Regulation via Leader ORFs第28-29页
        1.3.4 Activation of Translation第29页
        1.3.5 RNA-Driven Transcriptional Attenuation第29页
        1.3.6 Target RNA Degradation as a Secondary Effect第29-30页
        1.3.7 Target RNA Degradation as the only Effects第30-31页
        1.3.8 Stabilization of Target RNA第31页
        1.3.9 Operon-Wide Effects via Induced Polarity第31页
        1.3.10 RNA-Based Traps and Sponges第31-32页
        1.3.11 Effects through Recruitment of Proteins to mRNA第32-33页
        1.3.12 Protein Sequestration第33页
    1.4 MULTITARGETING AND INTERCONNECTED REGULATORY NETWORKS第33-34页
    1.5 sRNAs IN REGULATORY MOTIFS第34-36页
    1.6 RESEARCH PROGRESS OF SMALL RNA IN PSEUDOMONASES第36-38页
    1.7 ADVANCES IN NITROGEN FIXATION AND SMALL RNAS第38-40页
    1.8 DENITRIFICATION AND NITROGEN FIXATION第40-43页
    1.9 STUDY ROADMAP第43-44页
CHAPTER 2 MATERIAL AND METHODS第44-82页
    2.1 EXPERIMENTAL MATERIALS AND INSTRUMENTS第44-48页
        2.1.1 Strains and plasmids第44页
        2.1.2 Medium第44-45页
        2.1.3 Enzymes and chemical reagents第45页
        2.1.4 Major instruments第45-46页
        2.1.5 Commonly used solution and antibiotics第46-48页
    2.2 EXPERIMENTAL METHODS第48-82页
        2.2.1 Extraction of bacterial plasmid DNA第48-49页
        2.2.2 Extraction of bacterial genomic DNA第49-51页
        2.2.3 PCR amplification of genes第51-53页
        2.2.4 Agarose gel electrophoresis第53页
        2.2.5 Purification of PCR products第53-54页
        2.2.6 Digestion and ligation reaction第54-56页
        2.2.7 Determination of growth curve第56-57页
        2.2.8 Determination of nitrogenase activity第57-58页
        2.2.9 Coomassie brilliant blue method for determination of bacterial whole cell proteincontent第58页
        2.2.10 Determination of bacterial denitrification ability第58-59页
        2.2.11 Motility test of bacteria第59-60页
        2.2.12 Impact of oxidation stress by Hydrogen peroxide第60页
        2.2.13 Impact of salt stress第60-61页
        2.2.14 Impact of sorbitol stress第61页
        2.2.15 Extraction of bacterial total RNA第61-63页
        2.2.16 cDNA reverse transcription synthesis第63页
        2.2.17 Fluorescence Real-time Quantitative PCR第63-67页
        2.2.18 5'RACE experiment第67-70页
        2.2.19 Northern hybridization第70-72页
        2.2.20 Transcriptomics analyses (RNA-Seq)第72-73页
        2.2.21 Micro-scale thermophoresis (MST)第73-74页
        2.2.22 Non-Coding RNA Transcription第74-75页
        2.2.23 Non-coding RNA purification第75-76页
        2.2.24 Pull-Down RNA-Protein immunopreciptation第76-79页
        2.2.25 Cell-Buffer simulation第79-80页
            Simulating cellular composition using ICP-MS第79-80页
            Confocal and Flow cytometry for Intra-cellular (cytoplasmic) pH analyses第80页
        2.2.26 Circular Dichroism (CD)-analyses第80-82页
            Thermodynamics of nucleic acid structures第80-81页
            Instrumentation第81-82页
CHAPTER 3 SEQUENCE ANALYSIS OF AMIR第82-94页
    3.1 INTRODUCTION第82页
    3.2 MATERIAL AND METHODS第82页
    3.3 RESULTS第82-93页
        3.3.1 Transcription data analysis第82-84页
        3.3.2 Distribution and evolution of AmiRon bacterial chromosomes第84-85页
        3.3.3 Sequence homology analysis and phylogenetic analysis of AmiR gene第85-86页
        3.3.4 Sequence analysis of AmiR gene第86-87页
        3.3.5 Northern hydridization validation第87-89页
        3.3.6 AmiR transcription start site prediction第89-91页
        3.3.7 AmiR transcription regulation第91-92页
        3.3.8 Expression of AmiR in Mutants ΔRpoN, ΔntrC, ΔRpoS, ΔHfq第92-93页
    3.4 SUMMARY AND DISCUSSION第93-94页
CHAPTER 4 FUNCTIONAL IDENTIAFION OF AMIR第94-105页
    4.1 INTRODUCTION第94页
    4.2 MATERIAL AND METHODS第94-95页
    4.3 RESULTS AND DISCUSSIONS第95-103页
        4.3.1 Construction of AmiR mutants第95-98页
        4.3.2 Construction of Ami R complement and over-expression第98页
        4.3.3 Impact on AmiR on nitrogen fixation, oxidation and osmotic stress resistance第98-103页
            4.3.3.1 Determination of growth curve第98-99页
            4.3.3.2 Determination of nitrogenase activity第99-100页
            4.3.3.3 Determination of denitrification activity第100-102页
            4.3.3.4 Motility test第102-103页
            4.3.3.5 Oxidation impact第103页
            4.3.3.6 Sorbitol impact第103页
            4.3.3.7 Salt stress Imact第103页
            4.3.3.8 Biofilm formation第103页
    4.4 Summary and discussion第103-105页
CHAPTER 5 AMIR PARTICIPATES IN THE MECHANISM OF NITROGENFIXATION第105-116页
    5.1 INTRODUCTION第105页
    5.2 MATERIAL AND METHODS第105页
    5.3 RESULTS AND DISCUSSION第105-116页
        5.3.1 Target Sequence prediction for Δami R sequence第105-106页
        5.3.2 Analysis of nitrogen-related genes in ΔamiR第106页
        5.3.3 Analysis of ΔamiR Transcriptomics第106-108页
        5.3.4 Mineral uptake第108-110页
        5.3.5 Construction of nirD deletion mutant strain第110-111页
        5.3.6 Determination of nitrogenase activity of A1501 WTand nirD mutant strain第111-112页
        5.3.7 Determination of denitrification activity第112-113页
        5.3.8 Internal Energy analyses NAD(P)H第113-114页
        5.3.9 Pull-down RNA-Protein Immunopreciptation第114页
        5.3.10 Summary and discussion第114-116页
CHAPTER 6 AMIR SMALL RNA STRUCTURE ANALYSES第116-127页
    6.1 INTRODUCTION第116页
    6.2 MATERIAL AND METHODS第116页
    6.3 RESULTS AND DISCUSSION第116-127页
        6.3.1 AmiR structural Algorithmic prediction第116-119页
        6.3.2 Intracellular condition simulation第119-121页
            Intra-cellular medium composition第119-120页
            Measurement of Bacterial Intracellular pH第120-121页
        6.3.3 RNA transcription and purification using Gel filtration第121-122页
        6.3.4 Circular Dichroism DataCollection第122-123页
        6.3.5 Data processing and spectralcharacteristics第123-124页
            DataProcessing第123-124页
        6.3.6 Detecting altered conformation in different buffers第124-126页
        6.3.7 Summary and discussion第126-127页
BIBLIOGRAPHY第127-139页
APPENDIX 1第139-147页
APPENDIX 2第147-149页
ACKNOWLEDGEMENT第149-150页
RESUME第150-153页

论文共153页,点击 下载论文
上一篇:大气作用下非饱和黄土路基湿度变化及影响因素研究
下一篇:列车动荷载作用下路基结构的耐久性试验研究