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Bioactive Compounds and Antioxidant Capacities of Different Fruit

ABSTRACT第8-9页
中文摘要第10-12页
LIST OF TABLES第12-15页
LIST OF FIGURES第15-16页
LIST OF ABBREVIATIONS第16-19页
Ⅰ. INTRODUCTION第19-22页
Ⅱ. LITERATURE REVIEW第22-49页
    2. 1 Bioactive compounds present in fruit and their health benefits第22-37页
        2. 1. 1 Phenolic compounds第22-30页
            2. 1. 1. 1 Flavonoids第25-27页
            2. 1. 1. 2 Phenolic acids第27-28页
            2. 1. 1. 3 Fruit rich in phenolic compounds第28-29页
            2. 1. 1. 4 Health benefits of phenolic compounds第29-30页
        2. 1. 2 Carotenoids第30-34页
        2. 1. 3 Vitamin C第34-35页
        2. 1. 4 Chlorophylls第35-37页
    2. 2 Antioxidant capacity assays第37-49页
        2. 2. 1 ET based assays第38-40页
            2. 2. 1. 1 Trolox equivalent antioxidant capacity (TEAC) assay第38-39页
            2. 2. 1. 2 Ferric ion reducing antioxidant power (FRAP) assay第39-40页
            2. 2. 1. 3 DPPH (2,2-Diphenyl-1-picrylhydrazyl) radical scavenging capacity assay第40页
        2.2.2 HAT based assays第40-44页
            2.2.2.1 β-Carotene bleaching assay第41页
            2.2.2.2 Oxygen radical absorbance capacity(ORAC)第41-42页
            2.2.2.3 Peroxyl radical scavenging capacity(PSC)assay第42-44页
        2.2.3 Comparison of ET and HAT based assays第44-46页
        2.2.4 Hydrophilic and lipophilic antioxidant capacities第46-49页
            2.2.4.1 Randomly-methylated β-cyclodextrins(RMCD)第46-48页
            2.2.4.2 Role of RMCD in solubility enhancement of lipophilic antioxidants in aqueous solution第48-49页
Ⅲ.BIOACTIVE COMPOUNDS AND ANTIOXIDANT CAPACITIES IN DIFFERENT EDIBLE TISSUES OF CITRUS FRUIT OF FOUR SPECIES第49-63页
    3.1 Background第49-51页
    3.2 Materials and methods第51-55页
        3.2.1 Fruit and sample preparation第51页
        3.2.2 Chemicals and reagents第51页
        3.2.3 Extraction第51-52页
        3.2.4 Determination of naringin and hesperidin第52页
        3.2.5 Determination of total phenolics第52-53页
        3.2.6 Determination of total flavonoids第53页
        3.2.7 Determination of vitamin C第53页
        3.2.8 Determination of carotenoids第53-55页
        3.2.9 Quantification of TAC第55页
        3.2.10 Statistical analysis第55页
    3.3 Results and discussion第55-63页
        3.3.1 Identification and quantification第55-60页
        3.3.2 Total antioxidant capacity第60-61页
        3.3.3 Contributions of naringin,hesperidin and vitamin C to TAC第61-63页
Ⅳ.HYDROPHILIC AND LIPOPHILIC ANTIOXIDANT CAPACITIES OF SEVEN FRUIT SPECIES OF DIFFERENT FLESH COLOUR第63-79页
    4.1 Background第63-64页
    4.2 Materials and methods第64-72页
        4.2.1.Fruit and sample preparation第64页
        4.2.2 Chemicals and reagents第64-65页
        4.2.3 Extraction第65-66页
        4.2.4 HPLC analysis of cy-3-glu第66页
        4.2.5 Determination of total anthocyanins第66-67页
        4.2.6 Determination of total phenolics第67-68页
        4.2.7 HPLC analysis of carotenoids第68-69页
        4.2.8 Determination of chlorophylls第69页
        4.2.9 HPLC analysis of vitamin C第69-70页
        4.2.10 Quantification of TAC第70-72页
            4.2.10.1 Hydrophilic PSC assay第70-71页
            4.2.10.2 Lipophilic PSC assay第71-72页
        4.2.11 Statistical analysis第72页
    4.3 Results and discussion第72-79页
        4.3.1 Bioactive compounds and flesh colour第72-76页
        4.3.2 Antioxidant capacity第76-79页
Ⅴ.OVERALL CONCLUSIONS第79-80页
REFERENCES第80-95页
PUBLICATIONS第95页

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