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利用SET-LRP和点击化学对聚合物膜表面修饰和多肽功能化及其生物医用研究

中文摘要第3-5页
ABSTRACT第5-6页
Chapter 1 Introduction第11-21页
    1.1. Synthesis of Amphiphilic Antibacterial and Hemocompatible Polycations by Single-Electron Transfer Living Radical Polymerization (SET-LRP)第11-14页
        1.1.1. Host DefenseAntimicrobial Peptides (AMPs)第11页
        1.1.2. Anti-microbial Hydrophobic Polycations第11-12页
        1.1.3. Zwitterionic Materials第12页
        1.1.4. Copolymers asAnti-microbialAgents第12页
        1.1.5. Biocompatibility of Polycarbonate Urethane第12页
        1.1.6. Single-Electron Transfer Living Radical Polymerization (SET-LRP)第12-13页
        1.1.7. Project Overview第13-14页
    1.2. Biodegradable and Biocompatible Cross-linked Film as Cell Growth Substrate第14-17页
        1.2.1. Tissue Compatible Elastomeric Substrates第14-15页
        1.2.2. FactorsAffecting Polymer Degradation Profile第15页
        1.2.3. Polycarbonate Urethane as Tissue Engineering (TE) Substitute第15页
        1.2.4. Hydrophilic Surface Modification第15-16页
        1.2.5. Tailoring of Biodegradability and Biocompatibility第16页
        1.2.6. Project Overview第16-17页
    1.3. SurfaceTailoringforSelective EndothelializationandInhibitionofPlateletsAdhesion第17-20页
        1.3.1. Surface Thrombogenicity第17页
        1.3.2. Endothelialization第17-18页
        1.3.3. Polycarbonate Urethane Surface Tailoring第18页
        1.3.4. Application of Peptides for Rapid Endothelialization第18-19页
        1.3.5. SET-LRP and Click-Chemistry第19页
        1.3.6. Project Overview第19-20页
    Conclusion第20-21页
Chapter 2 Synthesis of Amphiphilic Antibacterial and Hemocompatible Polycations by Single-Electron Transfer Living Radical Polymerization (SET-LRP)第21-38页
    2.1. Experimental第21-25页
        2.1.1. Materials第21页
        2.1.2. Characterization第21-22页
        2.1.3. Synthesis of Homopolymer, Random and Diblock copolymers第22-24页
            2.1.3.1. Synthesis of PTBAEMAHomopolymer第22页
            2.1.3.2. Synthesis of PTBAEMA-b-PEGMADiblock Copolymer第22页
            2.1.3.3. Synthesis of PTBAEMA-co-PEGMARandom Copolymer第22-23页
            2.1.3.4. General Procedure for Quaternization of the Polymers第23-24页
        2.1.4. BiologicalActivity Testing第24-25页
        2.1.5. Statistical Analysis第25页
    2.2. Results and Discussion第25-36页
        2.2.1. Polymer Synthesis and Characterization第25-27页
        2.2.2. Grafting ofAmphiphilic Polycations onto PCU Film Surface第27页
        2.2.3. Quaternization第27-28页
        2.2.4. ATR-FTIR Analysis of Modified PCU Surfaces第28-29页
        2.2.5. Wettability第29-30页
        2.2.6. Antibacterial Properties of the Polycations第30-34页
            2.2.6.1. Minimal Inhibitory Concentration (MIC)第30-31页
            2.2.6.2. Effect of Block Structure on MICs第31-32页
            2.2.6.3. Role of HydrophobicAlkyl Chain第32-33页
            2.2.6.4. AntibacterialActivity of the Modified PCU Surfaces第33-34页
        2.2.7. HemolysisAssay第34-36页
    Conclusion第36-38页
Chapter 3 Biodegradable and Biocompatible Polycarbonate Urethane and Zwitterionic Polynorbornene based Cross-linked Film as Cells Growth Substrate第38-56页
    3.1. Experimental第38-40页
        3.1.1. Materials第38页
        3.1.2. Polymer Synthesis第38页
        3.1.3. Preparation of Different Stock-solutions for the Cross-linked PCU-film第38-39页
        3.1.4. Film Casting and Curing第39页
        3.1.5. Water Uptake (%)第39页
        3.1.6. In Vitro Biodegradability第39页
        3.1.7. Cell Culture第39页
        3.1.8. PCU-film Surface Modification第39-40页
        3.1.9. Characterization Techniques第40页
    3.2. Results第40-53页
        3.2.1. Preparation and Characterization of PCU Cross-linked Film第40-42页
        3.2.2. FT-IR Spectra of Cross-linked Films第42-43页
        3.2.3. XPS of the Poly(NSulfoZI) Modified PCU-film Surfaces第43-45页
        3.2.4. PCU-surface Immobilized Sulfhydryl Groups第45页
        3.2.5. Hydrophilicity第45-46页
        3.2.6. Thermal and Mechanical Properties第46-48页
        3.2.7. Water Uptake (%)第48页
        3.2.8. In Vitro Biodegradability Study第48-49页
        3.2.9. Evaluation of Polymers Degradation Profile第49-51页
        3.2.10. Biocompatibility第51-53页
            3.2.10.1. MTTAssay第51页
            3.2.10.2. Endothelial Cells (EA.hy926)Adhesion and Proliferation第51-53页
    3.3. Discussion第53-55页
    Conclusion第55-56页
Chapter 4 Surface Tailoring for Selective Endothelialization and Platelets Inhibition第56-74页
    4.1. Experimental第56-57页
        4.1.1. Materials第56页
        4.1.2. Methods第56-57页
            4.1.2.1. Cells Culture第56-57页
            4.1.2.2. Monomer Synthesis第57页
            4.1.2.3. Grafting of PEGMA and PFMA Brushes onto PCU-film Surface andPeptide Functionalization第57页
    4.1.2.3.1. Preparation of amino-group terminated PCU surfaces第57-60页
        4.1.2.3.2. Immobilization of BIBB initiator第57-58页
        4.1.2.3.3. Preparation of PCU-g-PEGMAsurface第58页
        4.1.2.3.4. Preparation of PCU-g-PEGMA-b-PPFMA/PCU-g-PEGMA-g-PPFMA surfaces...48第58页
        4.1.2.3.5. Preparation of PCU-g-PFMAsurface第58页
        4.1.2.3.6. Post-polymerization modification第58-59页
        4.1.2.3.7. Preparation of CAG-peptide functionalized surfaces using “click chemistry”第59页
        4.1.3. Quantification of Immobilized CAG Concentration第59页
        4.1.4. PlateletsAdhesion Testing第59-60页
        4.1.5. Characterization Techniques第60页
    4.2. Results第60-71页
        4.2.1. PCU-film Surface Modification and Functionalization with CAG-peptide第60-62页
        4.2.2 Characterization of PCU Modified Film Surfaces第62-66页
        4.2.3. CellsAdhesion and ProliferationActivity第66-71页
            4.2.3.1. Platelet Adhesion Experiment第66-67页
            4.2.3.2. Endothelial Cells (ECs) Adhesion and Proliferation第67-69页
            4.2.3.3. SMCsAdhesion and ProliferationAssay第69-70页
            4.2.3.4. Co-culture第70-71页
    4.3. Discussion第71-73页
    Conclusion第73-74页
Chapter 5 Summary第74-76页
Supplementary Information (SI)第76-84页
    SI.1. Gel Permeation Chromatography (GPC)第76-77页
    SI.2. 1 H NMRAnalysis of the Different Synthesized Polymers第77-81页
    SI.3. Casting of Polycarbonate Urethane Film第81-82页
    SI.4. Amphiphilic Polycations Grafting onto PCU-film Surface by (SET-LRP)第82-84页
Supplementary Information (SII)第84-87页
    SII.1. XPS of Cross-linked PCU Film Surfaces第84-85页
    SII.2. Endothelial Cells (EA.hy926)Adhesion and Proliferation第85-87页
References第87-99页
Completed Projects第99-100页
Publications第100-102页
Patents第102-103页
Acknowledgements第103页

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