Leung, Winnie. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2011. / Includes bibliographical references (leaves 155-164). / Abstracts in English and Chinese. / Abstract --- p.i / 摘要 --- p.iii / Acknowledgements --- p.v / Table of Contents --- p.vi / List of Figures --- p.x / Abbreviations --- p.xii / Chapter Chapter 1 --- General Introduction --- p.1 / Chapter 1.1 --- Clinical management of Cancer --- p.2 / Chapter 1.2 --- Multidrug resistance --- p.8 / Chapter 1.3 --- Aim of study --- p.14 / Chapter Chapter 2 --- Identification of gene contributing to multidrug resistance in human uterine sarcoma cells --- p.16 / Chapter 2.1 --- Introduction --- p.17 / Chapter 2.2 --- Material and Methods / Chapter 2.2.1 --- Materials / Chapter 2.2.1.1 --- Cell lines --- p.20 / Chapter 2.2.1.2 --- "Cell culture medium, supplements and buffers" --- p.20 / Chapter 2.2.1.3 --- Gene expression assay reagents --- p.22 / Chapter 2.2.1.4 --- Western blotting reagents --- p.24 / Chapter 2.2.1.5 --- MTT assay reagents --- p.29 / Chapter 2.2.1.6 --- Apoptosis analysis by flow cytometry reagents --- p.29 / Chapter 2.2.2 --- Metho --- p.ds / Chapter 2.2.2.1 --- Cell Culture --- p.31 / Chapter 2.2.2.2 --- MTT assay --- p.32 / Chapter 2.2.2.3 --- Gene expression essay (RT-PCR) --- p.33 / Chapter 2.2.2.4 --- Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) of protein lysate and Western blotting --- p.37 / Chapter 2.2.2.5 --- Quantification of doxorubicin uptake by flow cytometry --- p.40 / Chapter 2.2.2.6 --- Apoptosis analysis by flow cytometry --- p.41 / Chapter 2.3 --- Results --- p.4 / Chapter 2.3.1 --- Cytotoxicity of doxorubicin on SA and DX5 cells --- p.43 / Chapter 2.3.2 --- mRNA expression of multidrug resistance related genes in SA and DX5 cells --- p.46 / Chapter 2.3.3 --- P-glycoprotein expression in SA and DX5 cells --- p.49 / Chapter 2.3.4 --- Doxorubicin (Dox) uptake by SA and DX5 cells --- p.51 / Chapter 2.3.5 --- Doxorubicin induced Apoptosis in SA and DX5 cells --- p.54 / Chapter 2.4 --- Discussion --- p.61 / Chapter 2.5 --- Conclusion --- p.65 / Chapter Chapter 3 --- Alternation in P-glycoprotein expression in DX5_Ninjl cells --- p.66 / Chapter 3.1 --- Introduction --- p.67 / Chapter 3.2 --- Materials and Methods / Chapter 3.2.1 --- Materials / Chapter 3.2.1.1 --- Cell lines --- p.70 / Chapter 3.2.1.2 --- "Cell culture medium, supplements and buffers" --- p.70 / Chapter 3.2.1.3 --- Gene expression assay reagents --- p.70 / Chapter 3.2.1.4 --- Western blotting reagents --- p.72 / Chapter 3.2.1.5 --- Plasmid DNA extraction --- p.75 / Chapter 3.2.1.6 --- Transient transfection --- p.76 / Chapter 3.2.1.7 --- MTT reagents --- p.76 / Chapter 3.2.2 --- Methods / Chapter 3.2.2.1 --- Cell culture --- p.78 / Chapter 3.2.2.2 --- Gene expression essay (RT-PCR) --- p.79 / Chapter 3.2.2.3 --- Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) of protein lysate and Western blotting --- p.81 / Chapter 3.2.2.4 --- DNA plasmid extraction --- p.83 / Chapter 3.2.2.5 --- Transient transfection --- p.84 / Chapter 3.2.2.6 --- MTT assay --- p.85 / Chapter 3.2.2.7 --- Quantification of doxorubicin (Dox) uptake by flow cytometry --- p.86 / Chapter 3.3 --- Results / Chapter 3.3.1 --- mRNA expression of Ninjurinl (Ninj1) in SA and DX5 cells --- p.87 / Chapter 3.3.2 --- The protein expression of Ninjurinl (Ninj1) in SA and DX5 cells --- p.89 / Chapter 3.3.3 --- Ninjurin1 (Ninj1) cDNA transfection in DX5 cells --- p.91 / Chapter 3.3.4 --- mRNA expression of MDR1 in Ninjurin1-transfected DX5 cells (DX5_Ninjl) --- p.93 / Chapter 3.3.5 --- P-glycoprotein expression in Ninjurin1-transfected DX5 cells --- p.95 / Chapter 3.3.6 --- "Cytotoxicity of doxorubicin (Dox) on DX5 control, DX5 vector control and DX5_Ninjl cells" --- p.97 / Chapter 3.3.7 --- "Doxorubicin (Dox) uptake by SA control, DX5 control and DX5_Ninjl cells" --- p.99 / Chapter 3.4 --- Discussion --- p.102 / Chapter 3.5 --- Conclusion --- p.105 / Chapter Chapter 4 --- Alternation in MDR1 expression in DX5一THBS1 cells --- p.106 / Chapter 4.1 --- Introduction --- p.107 / Chapter 4.2 --- Materials and Methods / Chapter 4.2.1 --- Materials / Chapter 4.2.1.1 --- Cell lines --- p.109 / Chapter 4.2.1.2 --- Cell culture medium； supplements and buffers --- p.109 / Chapter 4.2.1.3 --- Gene expression assay reagents --- p.109 / Chapter 4.2.1.4 --- Western blotting reagents --- p.111 / Chapter 4.2.1.5 --- Plasmid DNA extraction --- p.114 / Chapter 4.2.1.6 --- Transient transfection --- p.115 / Chapter 4.2.1.7 --- MTT reagents --- p.115 / Chapter 4.2.2 --- Methods / Chapter 4.2.2.1 --- Cell culture --- p.117 / Chapter 4.2.2.2 --- Gene expression essay (RT-PCR) --- p.118 / Chapter 4.2.2.3 --- Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) of protein lysate and Western blotting --- p.120 / Chapter 4.2.2.4 --- DNA plasmid extraction --- p.123 / Chapter 4.2.2.5 --- Transient transfection --- p.123 / Chapter 4.2.2.6 --- MTT assay --- p.124 / Chapter 4.2.2.7 --- Quantification of doxorubicin (Dox) uptake by flow cytometry --- p.125 / Chapter 4.3 --- Results / Chapter 4.3.1 --- mRNA expression of Thrombospondinl (THBS1) in SA and DX5 cells --- p.126 / Chapter 4.3.2 --- The protein expression of Thrombospondinl (THBS1) in SA and DX5 cells --- p.128 / Chapter 4.3.3 --- Thrombospondinl (THBS1) cDNA transfection in DX5 cells --- p.130 / Chapter 4.3.4 --- mRNA expression of MDR1 in Thrombospondinl-transfected DX5 cells (DX5_THBS1) --- p.132 / Chapter 4.3.5 --- P-glycoprotein expression in Thrombospondinl-transfected DX5 cells --- p.134 / Chapter 4.3.6 --- "Cytotoxicity of doxorubicin (Dox) on DX5 control, DX5 vector control and DX5一THBS1 cells" --- p.136 / Chapter 4.3.7 --- "Doxorubicin (Dox) uptake by SA control, DX5 control and DX5_THBS1 cells" --- p.138 / Chapter 4.4 --- Discussion --- p.141 / Chapter 4.5 --- Conclusion --- p.145 / Chapter Chapter 5 --- General discussion --- p.146 / Chapter 5.1 --- Doxorubicin induced multidrug resistance in human uterin sarcoma cells via upregulation of P-glycoprotein --- p.147 / Chapter 5.2 --- The down-regulation of Ninjurin1 in human uterine sarcoma cells contributed to multidrug resistance --- p.148 / Chapter 5.3 --- The down-regulation of Thrombospondin1 in human uterine sarcoma cells contributed to multidrug resistance --- p.150 / Chapter 5.4 --- Conclusion and Future Perspective --- p.153 / Reference --- p.155