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基于RNAi的橘小实蝇雄性不育技术研究

摘要第7-10页
ABSTRACT第10-12页
List of Abbreviations第13-15页
CHAPTER 1 GENERAL INTRODUCTION AND LITERATURE REVIEW第15-49页
    1.1 Background of oriental fruit fly第15页
    1.2 Pest control strategies for fruit fly第15-18页
        1.2.1 Cultural controls第15-16页
        1.2.2 Insecticide cover sprays第16页
        1.2.3 Protein bait sprays第16页
        1.2.4 Male annihilation technique第16-17页
        1.2.5 Release of natural enemies第17页
        1.2.6 Sterile insect technique第17-18页
    1.3 RNAi-based SIT第18-27页
        1.3.1 Types of RNAi第22-23页
        1.3.2 Different RNAi pathways and their components第23-24页
        1.3.3 RNAi efficiency第24-25页
        1.3.4 Systematic properties of ds RNA第25页
        1.3.5 Mechanism of transmembrane channel-mediated uptake of ds RNA第25-26页
        1.3.6 Mechanism of endocytosis-mediated ds RNA uptake第26-27页
    1.4 Role of scavenger receptors in ds RNA uptake第27-29页
        1.4.1 Role of endocytic pathways in ds RNA efficiency第28页
        1.4.2 Epsin amino-terminal and RSD-3 ortholog第28页
        1.4.3 RNA-dependent and RNA polymerase第28-29页
    1.5 RNAi in insect pest control第29-32页
        1.5.1 Concentration of ds RNA第31页
        1.5.2 Nucleotide sequence第31页
        1.5.3 Length of the ds RNA fragment第31-32页
        1.5.4 Persistence of the silencing effect第32页
        1.5.5 Life stage of the target organism第32页
    1.6 Role of Nanoparticles in RNAi第32-40页
        1.6.1 Chitosan Nanoparticles第33-34页
        1.6.2 General characteristics of chitosan functional features Structure, physicochemical properties and source第34-36页
        1.6.3 Structure-property relationship第36-40页
    1.7 Cell line experiments第40-47页
    1.8 Thesis objectives第47-49页
CHAPTER 2 The target genes for producing Bactrocera dorsalis sterile males based on RNAi第49-77页
    2.1 Introduction第49-50页
    2.2 Materials and Methods第50-61页
        2.2.1 Insects Rearing第50-51页
        2.2.2 The Experimental equipment第51页
        2.2.3 Commonly used antibiotics, medium and buffer preparation第51-53页
        2.2.4 Strains and plasmids第53页
        2.2.5 The main reagents and kits第53-54页
        2.2.6 Experimental methods第54-61页
    2.3 Results第61-72页
        2.3.1 Selection of testes specific genes第61-63页
        2.3.2 Total RNA extraction from the B. dorsalis第63-64页
        2.3.3 Cloning of selected genes第64页
        2.3.4 Gene silence effects using RNAi第64-67页
        2.3.5 Screening of target genes for SIT based on male sterility第67页
        2.3.6 Effects of solely effect of selected genes on male sterility第67-68页
        2.3.7 Effects of combination of different genes on male sterility第68-70页
        2.3.8 Technique factors for SIT based on best ds RNA combination第70-71页
        2.3.9 Effect of RNAi on Spermatozoa and live/dead sperm of fruit flies第71-72页
    2.4 Discussion第72-77页
Chapter 3 Delivery techniques of ds Boul/chitosan nano-particles in Bactrocera dorsalis第77-96页
    3.1 Introduction第77-79页
    3.2 Material Methods第79-83页
        3.2.1 Preparation of ds RNA第79页
        3.2.2 Preparation Methods of Chitosan Nanoparticles第79页
        3.2.3 Preparation of ds RNA/ Chitosan with embedding method at different pH第79-80页
        3.2.4 Preparation of ds RNA/ chitosan with absorbing method at different pH第80页
        3.2.5 Effect of absorbing and embedding method with different mass ratios on dsRNA stability第80-81页
        3.2.6 Effect of temperature on ds RNA/ Chitosan with embedding method:第81页
        3.2.7 Effect of temperature on ds RNA/Chitosan with absorbing method:第81页
        3.2.8 Effect of screened ds RNA mass ratios on nano-particle size第81-82页
        3.2.9 Gene functioning of target gene ds RNA第82-83页
    3.3 Results:第83-92页
        3.3.1 Effect of PH on ds RNA stability第83-84页
        3.3.2 Effect of ds RNA mass ratio on stability第84-86页
        3.3.3 Stability assay after preparation of ds RNA/ Chitosan with embedding method第86-87页
        3.3.4 Stability assay after preparation of ds RNA/ Chitosan with absorbing method第87-88页
        3.3.5 Particle Size第88-90页
        3.3.6 Effects of Nanoparticle/ds RNA effect on male sterility第90-91页
        3.3.7 Number of Spermatozoa and live/dead sperm assay第91-92页
    3.4 Discussion第92-96页
Chapter 4 Effects of Chitosan/ds Boul treatment on sf9 cell line第96-111页
    4.1 Introduction第96-98页
    4.2 Materials and Methods第98-101页
        4.2.1 Chemical and Reagents第98-99页
        4.2.2 Cell Culture and Chitosan/ds Boul Treatment第99页
        4.2.3 Ultrastructural Morphological Investigation:第99页
        4.2.4 Cell Cycle Analysis第99-100页
        4.2.5 Cell Apoptosis Detection by Double Staining Annexin V-FITC/PI Assay第100页
        4.2.6 DNA Fragmentation Analysis第100页
        4.2.7 Protein Extraction and Western Blotting第100-101页
        4.2.8 Live/Dead Viability assay of Chitosan/ds Boul第101页
    4.3 Results第101-108页
        4.3.1 Cell cycle progression induced by Chitosan/ds Boul第101-103页
        4.3.2 Apoptosis induction by Chitosan/ds Boul第103-104页
        4.3.3 DNA Fragmentation induction by Chitosan/ds Boul第104-105页
        4.3.4 The expression of Cell cycle and apoptosis related protein第105页
        4.3.5 Influence of Chitosan/ds Boul on number of live/ dead cells第105-107页
        4.3.6 Chitosan/ds Boul induce Nucleus, Mitochondria and Cell Membrane Ultra structure第107-108页
    4.4 Disscusion第108-111页
Chapter 5 SUMMARY第111-114页
    5.1 Innovations第112页
    5.2 Future perspectives第112-114页
REFERENCES第114-146页
ARTICLE PUBLISHED第146-147页
ACKNOWLEDGEMENTS第147-148页

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