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磁性纳米分子PEG-Mn-BDA选择性抑制肿瘤的线粒体机制及其荧光和核磁共振成像的初步研究

ABSTRACT第7-9页
摘要第10-19页
CHAPTER 1 GENERAL REVIEW (BACKGROUND)第19-35页
    1.1. Incidence of Cancer第19页
    1.2. Diagnosis of Cancer: Biomedical Imaging Techniques第19-22页
        1.2.1 Magnetic resonance imaging (MRI)第19-20页
        1.2.2 Fluorescence Imaging (FI)第20-21页
        1.2.3. Multimodal Imaging第21-22页
    1.3. Chemotherapy in Cancer Treatment第22-23页
        1.3.1 Side Effect of Cancer Chemotherapy第22-23页
        1.3.2 Chemoresistance in cancer therapy第23页
    1.4. Metabolism of Cancer第23-26页
    1.5. Mitochondria are the main Producers of ATP and ROS, and Initiators of Cell Death第26-29页
        1.5.1 ATP Production of Mitochondria第26-27页
        1.5.2 Regulation of Apoptosis by Mitochondria .第27-28页
        1.5.3 Regulation of Autophagy by Mitochondria第28页
        1.5.4 Regulation of Glycolysis by Mitochondria第28页
        1.5.5 Mitochondrial Dysfunction Promotes Glycolysis第28-29页
        1.5.6 Mitochondrial Dysfunction Promotes Excessive ROS Generation第29页
    1.6. Targeting Mitochondria: An Important Strategy to Induce Cancer Death第29-31页
    1.7. Manganese Compounds: Preferred Choice for Cancer Treatment and Diagnosis第31-33页
        1.7.1 The Anticancer Activity of Manganese compounds第31-32页
        1.7.2 The Use of Manganese compounds in Imaging第32-33页
    1.8. Statement of Problem and Hypothesis第33-34页
    1.9. Objective of the Study第34-35页
CHAPTER 2 Adpa-Mn selectively killed glioma cells via mitochondrial pathway第35-59页
    2.1 Introduction第35-37页
    2.2 Material and Methods第37-40页
        2.2.1 Materials第37页
        2.2.2 Cell Culture第37页
        2.2.3 Cell viability assay第37-38页
        2.2.4 Cell apoptosis assay第38页
        2.2.5 Visualization of monodansylcadaverine (MDC)-labeled vacuoles第38页
        2.2.6 GFP-LC3 plasmid transfection .第38页
        2.2.7 Western blot analysis第38-39页
        2.2.8 Mitochondrial membrane potential assay第39页
        2.2.9 Measurement of intracellular ROS production第39页
        2.2.10 Measurement of intracellular ATP第39-40页
        2.2.11 Statistical analysis第40页
    2.3 RESULTS第40-54页
        2.3.1 Adpa-Mn exhibited selective inhibition on glioma cell proliferation第40-43页
        2.3.2 Adpa-Mn depends on Tf-Tf R system for its selectivity第43-44页
        2.3.3 Adpa-Mn induced apoptotic cell death via mitochondria pathway第44-46页
        2.3.4 Adpa-Mn generated ROS in U251 cells第46-47页
        2.3.5 Adpa-Mn induced mitochondrial membrane potential depolarization第47-49页
        2.3.6 Adpa-Mn induced apoptotic cell death through mitochondrial membrane potentialdepolarization第49-51页
        2.3.7 Adpa-Mn decreased ATP production in U251 cells第51-52页
        2.3.8 Adpa-Mn induced protective autophagy in glioma cells第52-54页
    2.4 DISCUSSION第54-57页
    2.5 CONCLUSION第57-59页
CHAPTER 3 m-BDA inhibited LDH-A and induced mitochondria-mediated apoptosis in cancer cells第59-74页
    3.1 INTRODUCTION第59-60页
    3.2 MATERIALS AND METHODS第60-63页
        3.2.1 Cell lines and cell culture第60页
        3.2.2 Chemicals and reagents第60页
        3.2.3 Cell proliferation assay第60-61页
        3.2.4 Cellular uptake and imaging第61页
        3.2.5 Western blot analysis第61页
        3.2.6 Flow cytometry assay第61-62页
        3.2.7 Mitochondrial membrane potential assay第62页
        3.2.8 Measurement of intracellular ROS production第62页
        3.2.9 Detection of LDH Activity第62页
        3.2.10 Statistical analysis第62-63页
    3.3 RESULTS第63-71页
        3.3.1 m-BDA selectively inhibited cancer cell growth第63-65页
        3.3.2 m-BDA was located in the cytosol of the cell第65-66页
        3.3.3 m-BDA induced apoptotic cell death第66-67页
        3.3.4 m-BDA induced apoptotic cell death by generation of reactive oxygen species(ROS)第67-68页
        3.3.5 m-BDA-induced mitochondrial membrane potential depolarization contributed toapoptotic cell death..第68-69页
        3.3.6 m-BDA induced inhibitory effect on LDH-A in SMMC-7721 cells第69-70页
        3.3.7 m-BDA exhibited higher anti-proliferative activity on cancer cells in hypoxicconditions than in normoxic conditions第70-71页
    3.4 DISCUSSION第71-73页
    3.5 CONCLUSION第73-74页
CHAPTER 4 A manganese nanoparticle, PEG-Mn-BDA, inhibited LDH-A, induced mitochondria-mediated apoptosis and enhanced fluorescent and magnetic resonance imaging第74-98页
    4.1 INTRODUCTION第74页
    4.2 Materials and Methods第74-79页
        4.2.1 Chemicals and Reagents第74-75页
        4.2.2 Cell lines and cell culture第75页
        4.2.3 Animal experiment第75-76页
        4.2.4 Synthesis of PEG-Mn-BDA ..第76页
        4.2.5 Characterization of PEG-Mn-BDA第76-77页
        4.2.6 Cell proliferation assay第77页
        4.2.7 Cellular uptake and imaging ..第77-78页
        4.2.8 Western blot analysis第78页
        4.2.9 Mitochondrial membrane potential assay第78页
        4.2.10 Measurement of intracellular ROS production第78-79页
        4.2.11 Detection of LDH Activity第79页
        4.2.12 Statistical analysis第79页
    4.3 RESULTS第79-95页
        4.3.1 Synthesis and characterization第79-82页
        4.3.2 PEG-Mn-BDA significantly and selectively inhibited cancer cell growth第82-83页
        4.3.3 PEG-Mn-BDA exhibited apparent higher anti-proliferative activity than m-BDA第83-84页
        4.3.4 PEG-Mn-BDA exhibited apparent better selectivity than m-BDA第84-85页
        4.3.5 PEG-Mn-BDA induced both fluorescence and magnetic resonance imaging第85-86页
        4.3.6. PEG-Mn-BDA induced apoptotic cell death第86-87页
        4.3.7 PEG-Mn-BDA induced apoptotic cell death through generation of ROS第87-89页
        4.3.8 PEG-Mn-BDA induced apoptosis through mitochondrial pathway第89-91页
        4.3.9 PEG-Mn-BDA exhibited an inhibitory effect on LDH-A activities in SMMC-7721cells第91-92页
        4.3.10 SMMC-7721 cells are more sensitive to PEG-Mn-BDA in hypoxic conditions thanin normoxic conditions第92-93页
        4.3.11 PEG-Mn-BDA selectively inhibited tumor growth in vivo第93-95页
    4.4 DISCUSSION第95-97页
    4.5 CONCLUSION第97-98页
CHAPTER 5第98-100页
    5.1 MAIN CONCLUSIONS第98-99页
    5.2 MAIN INOVATIONS第99页
    5.3 RESEARCH PROSPECTS第99-100页
REFERENCES第100-115页
PUBLICATIONS第115-116页
LIST OF ABBREVIATIONS第116-120页
LIST OF FIGURES第120-123页
LIST OF TABLES第123-124页
ACKNOWLEDGEMENT第124页

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