首页--环境科学、安全科学论文--废物处理与综合利用论文--一般性问题论文--废水的处理与利用论文

Characterization of a Novel Salt Tolerant Bacterium Gracilibacillus sp. GTY and Its Performance of Dye Decolorization

Abstract第4-6页
Acknowledgements第8-15页
List of Tables第15-16页
List of Figures第16-24页
1.Introduction第24-28页
2.Historical Background第28-66页
    2.1.Salt Tolerant Bacteria第28-32页
        2.1.1.Compatible solutes第28-31页
            2.1.1.1.Proline第31页
        2.1.2.Large extrachromosomal DNA第31-32页
    2.2.Azo Dyes第32-33页
    2.3.Reactive Azo Dyes第33-35页
    2.4.Toxicity of Azo Dyes and Aromatic Amines第35-37页
    2.5.Biotransformation of Azo Dyes第37-66页
        2.5.1.Biotransformation of azo dyes under aerobic conditions第37-39页
        2.5.2.Biotransformation of azo dyes under anaerobic conditions第39-58页
        2.5.3.Biotransformation of reactive azo dyes第58-62页
        2.5.4.Treatment of azo dye containing wastewaters第62-66页
3.Phases of Study第66-70页
    3.1.Phase Ⅰ第66页
    3.2.Phase Ⅱ第66-67页
    3.3.Phase Ⅲ第67页
    3.4.Phase Ⅳ第67页
    3.5.Phase Ⅴ第67-70页
4.Isolation,Identification and Characterization of the Bacterial Strain Gracilibacillus sp.GTY第70-86页
    4.1.Introduction第70-71页
    4.2.Materials and Methods第71-73页
        4.2.1.Media and culture conditions第71-72页
        4.2.2.Extraction of genomic DNA,16S rDNA PCR,sequencing and phylogenic analysis第72-73页
    4.3.Results and Discussion第73-84页
        4.3.1.Isolation,identification and characterization第73-84页
            4.3.1.1.Growth characteristics of GTY第79-84页
                4.3.1.1.1.Effect of NaCl concentrations on growth第79-80页
                4.3.1.1.2.Effect of pH variations on growth第80-81页
                4.3.1.1.3.Screening of compatible solutes第81-84页
    4.4.Conclusions第84-86页
5.Study of Large Extrachromosomal DNA第86-101页
    5.1.Introduction第86-87页
    5.2.Materials and Methods第87-90页
        5.2.1.Media and culture condition第87-88页
        5.2.2.Isolation technique of the extrachromosomal DNA第88-89页
        5.2.3.Elimination technique of the extrachromosomal DNA第89页
        5.2.4.Estimation第89-90页
    5.3.Results and Discussion第90-99页
        5.3.1.Isolation of the extrachromosomal DNA第90-92页
        5.3.2.Elimination of the extrachromosomal DNA第92-95页
        5.3.3.Effect of this extrachromosomal DNA on the host bacterial salt tolerance,dye decolorization and antibiotic sensitivity第95-99页
    5.4.Conclusions第99-101页
6.Selection and Characterization of the Dyes第101-105页
    6.1.Introduction第101页
    6.2.Characterization of used dyes第101-103页
    6.3.Selection of Acid Red B for more detailed investigations第103-105页
        6.3.1.Effect of salt on UV-visible spectrum of Acid Red B第104-105页
7.Decolorization of Various Dyes(lab-scale dye solutions)by the Strain GTY第105-125页
    7.1.Introduction第105-106页
    7.2.Materials and Methods第106-109页
        7.2.1.Media and culture conditions第106页
        7.2.2.Decolorization by growing cells第106-107页
            7.2.2.1.Decolorization in anaerobic liquid media第106-107页
            7.2.2.2.Decolorization on agar plate第107页
        7.2.3.Decolorization by resting cells第107-108页
        7.2.4.Decolorization by extracted azo reductase第108页
        7.2.5.Assay第108-109页
    7.3.Results and Discussion第109-124页
        7.3.1.Decolorization of the used dyes by growing cells第109-111页
        7.3.2.Decolorization of selected azo dye Acid Red B by growing cells第111-118页
            7.3.2.1.Decolorization of Acid Red B on LB agar plate versus in LB liquid media第111-112页
            7.3.2.2.Decolorization under different NaCl concentrations第112-115页
            7.3.2.3.Effect of carbon source on decolorization第115-116页
            7.3.2.4.Effect of pH on decolorization第116-117页
            7.3.2.5.Effect of light on decolorization第117-118页
        7.3.3.Decolorization of selected azo dye Acid Red B by resting cells.第118-120页
        7.3.4.Decolorization of selected azo dye Acid Red B by extracted azo reductase第120-124页
    7.4.Conclusions第124-125页
8.Treatment of Real Textile Wastewater by the Strain GTY第125-139页
    8.1.Introduction第125-126页
    8.2.Materials and Methods第126-128页
        8.2.1.Textile wastewater第126-127页
        8.2.2.Operation technique第127-128页
        8.2.3.Analytical methods第128页
    8.3.Results and Discussion第128-138页
        8.3.1.Decolorization of textile wastewater samples第128-130页
        8.3.2.Decolorization and COD removal in presence and absences of carbon sources第130-132页
        8.3.3.Effect of pH on decolorization and COD removal第132-134页
        8.3.4.Effect of temperature on decolorization and COD removal第134-138页
    8.4.Conclusions第138-139页
9.Conclusions and Recommendations for Further Studies第139-142页
References第142-165页
Scientific Articles第165-167页
Appendix Ⅰ:Abbreviations第167-168页
Appendix Ⅱ:16S rDNA Sequence Survey of the Strain GTY第168-171页
Appendix Ⅲ:GenBank of 16S rDNA Sequence of the Strain GTY第171-172页

论文共172页,点击 下载论文
上一篇:Study of Carbohydrate-carbohydrate Interaction: Total Synthesis of Two Deoxy Lewis~x Pentaosyl Glycosphingolipids and Molecular Dynamics Simulations of Lewis~x Cluster
下一篇:Research on the Digital Signature Based on ECC and Bilinear Pairings