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The Roles of the Single-chain Variable Fragment Specific for Human Acidic Fibroblast Growth Factor

摘要第4-5页
Abstract第5-6页
Contents第7-9页
Abbreviations第9-10页
1 Introduction第10-17页
    1.1 Monoclonal antibodies for therapy第10页
    1.2 The structure of the single-chain variable fragment第10-11页
    1.3 scFv involved in tumor therapy research progress第11-12页
    1.4 Intrabodies and intracellular delivery of antibodies第12页
    1.5 Gene therapy and its applications第12-13页
    1.6 The roles of human acidic fibroblast growth factor(aFGF)第13-14页
    1.7 Pseudomonas exotoxin A domain Ⅱ(PEⅡ)第14页
    1.8 Human epidermal growth factor receptor binding fragment(hEGFfr)第14-15页
    1.9 Purpose and significance of this study第15-17页
2 Materials and Methods第17-30页
    2.1 Cell lines,bacterial strains,yeast strain and vectors第17页
    2.2 Reagents第17页
    2.3 Flow cytometry第17-18页
    2.4 Animal model第18-19页
        2.4.1 Electroporation第18-19页
        2.4.2 Histological analysis第19页
    2.5 Expression of fusion protein into E.coli第19-24页
        2.5.1 PCR amplification of hEGFfr-PEⅡ-scFv fusion gene第19-20页
        2.5.2 Double enzyme digestion第20页
        2.5.3 Ligation reaction第20页
        2.5.4 Transformation第20-21页
        2.5.5 Expression and analysis of recombinant hEGFfr-PEⅡ-scFv protein第21-22页
            2.5.5.1 Small-scale expression screening第21页
            2.5.5.2 Large-scale expression and protein solubility screening第21-22页
        2.5.6 Purification of His-tagged fusion protein by Ni-NTA affinity chromatography第22页
        2.5.7 Refolding and dialysis第22-23页
        2.5.8 SDS-PAGE and Western blot analysis第23页
        2.5.9 Antigen binding activity of the hEGFfr-PEⅡ-scFv protein detected by ELISA assay第23-24页
    2.6 Expression of fusion protein into Pichia Pastoris第24-30页
        2.6.1 PCR amplification of His*Tag-hEGFfr-PEⅡ-scFv fusion gene第24页
        2.6.2 Double enzyme digestion第24-25页
        2.6.3 Ligation reaction第25页
        2.6.4 Transformation第25页
        2.6.5 Preparation of transforming DNA第25-26页
        2.6.6 Electroporation of P.pastoris第26页
        2.6.7 In Vivo screening of multiple inserts第26-27页
        2.6.8 PCR analysis of P.pastoris integrants第27-28页
            2.6.8.1 Total DNA isolation from P.pastoris第27页
            2.6.8.2 Identification of integrations into P.pastoris第27-28页
        2.6.9 Expression of recombinant Pichia strains第28-29页
        2.6.10 Analysis by SDS-Polyacrylamide Gel Electrophoresis and Western Blot第29-30页
            2.6.10.1 Preparation of supernatant第29页
            2.6.10.2 Protein analysis第29-30页
3 Results and Analysis第30-38页
    3.1 scFv expression led to cell cycle G1 phase arrest第30-31页
    3.2 Electroporation of scFv into solid tumor第31页
    3.3 Construction of hEGFfr-PEⅡ-scFv for E.coli expression第31-32页
    3.4 Expression of hEGFfr-PEⅡ-scFv in E.coli BL21(DE3)第32-34页
    3.5 Antigen binding activity of the hEGFfr-PEⅡ-scFv第34页
    3.6 Construction of hEGFfr-PEAⅡ-scFv for yeast expression第34-35页
    3.7 Screen for Geneticin~(?) resistant transformants第35-36页
    3.8 Recombination and integration in P.pastoris第36-38页
4 Discussion第38-40页
5 Conclusions第40-41页
References第41-46页
Acknowledgments第46-47页
Publieation第47-48页
附表第48页

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