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羟基肉桂酸及二茂铁基查尔酮抗氧化性的研究

Preface第4-5页
中文摘要第5-8页
ABSTRACT第8-10页
Chapter 1-Introduction第15-51页
    1.1. Reactive oxygen and nitrogen species第15-21页
        1.1.1. Sources of reactive oxygen species第17-18页
        1.1.2.Some important ROS and RNS第18-21页
    1.2. Oxidative stress(OS)第21-22页
    1.3. Roles of ROS and RNS in living bodies第22-25页
        1.3.1. Adverse effects of ROS and RNS第22-24页
        1.3.2. Beneficial roles of ROS/RNS第24-25页
    1.4. Defense mechanisms of the cell against oxidative and nitrosative stress第25-26页
    1.5. Antioxidants and prooxidants第26-31页
        1.5.1. Antioxidants第26-27页
        1.5.2. Prooxidants第27页
        1.5.3. Modes of actions of antioxidants:types of antioxidants第27-30页
        1.5.4. Sources of antioxidants第30-31页
    1.6. The antioxidative defense system第31-40页
        1.6.1. High-molecular weight antioxidants(HMWA)第32-34页
        1.6.2. Low-molecular weight antioxidants(LMWA)第34-40页
    1.7. The antioxidant mechanisms第40-41页
        1.7.1. Hydrogen atom transfer(HAT)第41页
        1.7.2. Single electron transfer(SET)第41页
    1.8. Measurement of antioxidant capacity第41-46页
        1.8.1. HAT based methods第42-43页
        1.8.2. ET based methods第43页
        1.8.3. Methods utilizing both HAT and ET mechanisms第43-45页
        1.8.4. Assays measuring other ROS capacities第45-46页
    1.9. Ferrocene and ferrocenyl compounds第46-48页
    1.10.Aims of the study第48-51页
Chapter 2-Antioxidant properties of hydroxycinnamic acids第51-73页
    2.1. Background第51-53页
    2.2. Materials and methods第53-57页
        2.2.1. Materials第53-54页
        2.2.2. Methods第54-57页
            2.2.2.1. Scavenging activities on DPPH,ABTS~(·+) and galvinoxyl free radicals第54-55页
            2.2.2.2. The β-carotene scavenging assay第55页
            2.2.2.3 AAPH-induced oxidation of methyl linoleate第55-56页
            2.2.2.4. AAPH-induced oxidation of DNA第56页
            2.2.2.5. Cu~(2+)/GSH-induced oxidation of DNA第56-57页
    2.3. Results第57-66页
        2.3.1. Abilities of ferulic and coumaric acids to scavenge free radicals第57-59页
        2.3.2. Effects on autoxidation of linoleic acid第59-61页
        2.3.3. Effects on the AAPH-induced oxidation of methyl linoleate第61-62页
        2.3.4. Effect on AAPH induced oxidation of DNA第62-64页
        2.3.5. Effect on Cu(Ⅱ)/GSH induced oxidation of DNA第64-66页
    2.4. The antioxidant properties of hydroxycinnamic acids第66-72页
    2.5. Summary第72-73页
Chapter 3-Syntheses of ferrocenyl chalcones第73-81页
    3.1. Background第73-74页
    3.2. Methods第74-75页
        3.2.1. Diacetylferrocene(DAF)第74页
        3.2.2. Protocatechualdehvde第74-75页
    3.3. Ferrocenyl chalcones第75-79页
    3.4. Spectral and analytical data of ferrocenyl compounds synthesized第79-81页
Chapter 4-Antioxidant properties of ferrocenyl monochalcones第81-99页
    4.1. Background第81-83页
    4.2. Materials and methods第83-85页
        4.2.1. Materials第83页
        4.2.2. Methods第83-85页
            4.2.2.1. Scavenging activities on free radicals第83-84页
            4.2.2.2. AAPH induced oxidation of DNA第84页
            4.2.2.3. GSH/Cu(Ⅱ)-induced oxidation of DNA第84-85页
            4.2.2.4. Tetrachlorohydroquinone/H_2O_2 induced oxidation of DNA第85页
    4.3. Results第85-93页
        4.3.1. Scavenging activities on free radicals第85-89页
        4.3.2. Effects on AAPH-induced oxidation of DNA第89-91页
        4.3.3. Effects on Cu(Ⅱ)/GSH induced oxidation of DNA第91-92页
        4.3.4. Effects on HO~· induced oxidation of DNA第92-93页
    4.4. Antioxidant properties of ferrocenyl monochalcones第93-98页
    4.5. Summary第98-99页
Chapter 5-Antioxidant properties of ferrocenyl bischalcones第99-109页
    5.1. Background第99-100页
    5.2. Materials and methods第100页
        5.2.1. Materials第100页
        5.2.2. Methods第100页
    5.3. Results第100-105页
        5.3.1. Scavenging activities on DPPH,galvinoxyl and ABTS~(·+) radicals第100-103页
        5.3.2. Effects on AAPH induced oxidation of DNA第103-104页
        5.3.3. Effect on GSH/Cu(Ⅱ) induced oxidation of DNA第104-105页
        5.3.4. Effect on ~·OH induced oxidation of DNA第105页
    5.4. Antioxidant properties of ferrocenyl bischalcones第105-108页
    5.5. Summary第108-109页
Chapter 6-Conclusion and proposals for future research第109-113页
References第113-123页
Appendix A:Calibration Curves第123-126页
Appendix B:~1HNMR Spectra第126-130页
Appendix C:IR Spectra第130-133页
About the Author第133-134页
Acknowledgement第134页

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