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Signaling pathways of NK/T cell lymphoma cell lines.

Chow Chit. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 130-156). / Abstracts in English and Chinese. / Acknowledgements --- p.i / Abstract --- p.ii / Table of Contents --- p.vii / List of Tables --- p.xi / List of Figures --- p.xii / List of Abbreviations --- p.xiv / Chapter Chapter 1: --- Introduction --- p.1 / Chapter 1.1 --- Malignant Lymphoma --- p.1 / Chapter 1.2 --- Non-Hodgkin's Lymphoma --- p.1 / Chapter 1.3 --- NK/T Cell Lymphoma --- p.2 / Chapter 1.3.1 --- General Features of NK/T Cell Lymphoma --- p.2 / Chapter 1.3.2 --- Histology of NK/T Cell Lymphoma --- p.3 / Chapter 1.3.3 --- Subtypes NK/T Cell Lymphoma --- p.4 / Chapter 1.3.4 --- Overview of NK/T Cell Lymphoma Cell Lines --- p.5 / Chapter 1.3.4.1 --- NK/T Cell Lymphoma Cell Lines-NK-92 and SNK-6 --- p.6 / Chapter 1.3.5 --- NK/T Cell Lymphoma and Interleukins --- p.8 / Chapter 1.4 --- Interleukin-2 and Interleukin-15 --- p.9 / Chapter 1.5 --- IL-2 and IL-15 Receptor --- p.10 / Chapter 1.6 --- Cellular Signaling Pathways Regulated by IL-2 and IL-15 --- p.11 / Chapter 1.6.1 --- JAK/STAT Pathway --- p.12 / Chapter 1.6.2 --- PI3K/Akt Pathway --- p.14 / Chapter 1.7 --- Epstein-Barr Virus: an Oncogenic Virus --- p.20 / Chapter 1.7.1 --- Overview of EBV --- p.20 / Chapter 1.7.2 --- Epidemiology --- p.20 / Chapter 1.7.3 --- Life Cycle of EBV --- p.21 / Chapter 1.7.4 --- Latency Infection of EBV --- p.21 / Chapter 1.7.5 --- Role of EBV latent genes in oncogenesis --- p.23 / Chapter 1.7.5.1 --- EBER1 and 2 --- p.23 / Chapter 1.7.5.2 --- EBNAs --- p.24 / Chapter 1.7.5.3 --- LMPs --- p.25 / Chapter 1.7.6 --- Lytic Cycle of EBV --- p.26 / Chapter 1.7.7 --- Signaling Pathways and EBV --- p.27 / Chapter Chapter 2: --- Aim of Study --- p.29 / Chapter Chapter 3: --- Materials and Methods --- p.31 / Chapter 3.1 --- IL-2 and IL-15 on NK/T Cell Lymphoma Cell Lines and patients --- p.31 / Chapter 3.1.1 --- Cell Lines Maintenance --- p.31 / Chapter 3.1.2 --- Patients --- p.32 / Chapter 3.2 --- "Assays of IL-2, IL-15 and IFN-γ in culture supernatants and patient sera" --- p.32 / Chapter 3.2.1 --- IL-2 ELISA --- p.32 / Chapter 3.2.2 --- IL-15 ELISA --- p.33 / Chapter 3.2.3 --- IFN-γ ELISA --- p.34 / Chapter 3.3 --- Effect of IL-2 and IL-15 on NK/T Cell Lymphoma Cell Lines --- p.35 / Chapter 3.3.1 --- Cell Growth and Viability Determination --- p.35 / Chapter 3.3.2 --- Apoptosis Assays on Interleukin-starved NK-92 cells --- p.35 / Chapter 3.3.2.1 --- DNA Laddering Analysis --- p.36 / Chapter 3.3.2.2 --- Cell Cycle and Apoptosis Determination by PI Staining --- p.37 / Chapter 3.3.2.3 --- Caspase 3 Activity Assay --- p.37 / Chapter 3.4 --- PI3K/Akt Pathway Study --- p.39 / Chapter 3.4.1 --- Determination of AKT1 Gene Amplification by Real-Time Quantitative PCR --- p.39 / Chapter 3.4.1.1 --- DNA Extraction for Real-Time Quantitative PCR --- p.39 / Chapter 3.4.1.2 --- AKT1 Real-Time Quantitative PCR --- p.40 / Chapter 3.4.2 --- Determination of Akt Expression --- p.41 / Chapter 3.4.2.1 --- Normal NK Cell Purification from Buffy Coat --- p.41 / Chapter 3.4.2.2 --- Determination of the Purity of Extracted NK Cells --- p.43 / Chapter 3.4.2.3 --- Interleukin Treatment of Normal NK Cells and NK-92 --- p.43 / Chapter 3.4.2.4 --- Protein Extraction and Western Blot Analysis --- p.43 / Chapter 3.4.3 --- Study of PI3 K/Akt pathway using PI3K inhibitor --- p.47 / Chapter 3.4.3.1 --- Cell Growth and Viability Assay --- p.47 / Chapter 3.4.3.2 --- Apoptosis Assay by DNA Laddering and Pi-Staining on NK-92 cells --- p.48 / Chapter 3.4.3.3 --- Determination of activated Akt after LY294002 and Wortmannin treatment --- p.48 / Chapter 3.5 --- Effect of IL-2 and IL-15 on the JAK/STAT pathway and PDK/Akt pathway of NK/T Cell Lymphoma Cell Lines --- p.49 / Chapter 3.5.1 --- Cell Treatment --- p.49 / Chapter 3.5.2 --- Study of JAK/STAT and PI3K/Akt Pathways by Western Blotting --- p.49 / Chapter 3.5.3 --- "Assays of IL-2, IL-15 and IFN-γ in the NK-92 Cell Culture Medium by ELISA" --- p.50 / Chapter 3.5.4 --- Determination of EBV Status after IL-2 and IL-15 Treatment --- p.51 / Chapter 3.5.4.1 --- RNA Extraction --- p.51 / Chapter 3.5.4.2 --- Reverse-transcriptase Reaction --- p.52 / Chapter 3.5.4.3 --- PCR for EBV-related Genes --- p.53 / Chapter 3.5.4.4 --- EBER-ISH --- p.54 / Chapter 3.5.4.5 --- Real-time Quantitative PCR for EBER1 --- p.56 / Chapter 3.5.4.6 --- Western Blot for LMP1 --- p.56 / Chapter 3.6 --- Statistical Analysis --- p.57 / Chapter Chapter 4: --- Results --- p.59 / Chapter 4.1.1 --- "IL-2, IL-15 and IFN-γ Levels in the Serum of Patients with NK/T Cell Lymphoma" --- p.59 / Chapter 4.1.2 --- IL-2 and IL-15 Level in Culture Supernatant of NK-92 --- p.59 / Chapter 4.1.3 --- IFN-γ induction in supernatant of NK-92 --- p.60 / Chapter 4.2 --- Effect of IL-2 and IL-15 on NK/T Cell Lymphoma Cell Lines --- p.61 / Chapter 4.2.1 --- Cell Growth and Viability --- p.61 / Chapter 4.2.2 --- Apoptosis Study of Interleukin-starved NK-92 --- p.62 / Chapter 4.2.2.1 --- DNA fragmentation and Cell Cycle studies --- p.62 / Chapter 4.2.2.2 --- Caspase 3 Activity in NK-92 --- p.62 / Chapter 4.3 --- Akt in NK-92 --- p.63 / Chapter 4.3.1 --- Confirmation ofAKTl Amplification in NK-92 --- p.63 / Chapter 4.3.2 --- Akt Protein Quantification in NK-92 cells --- p.63 / Chapter 4.3.3 --- Activated Akt and STAT proteins in IL-2 or IL-15 stimulated NK-92 and normal NK cells --- p.64 / Chapter 4.4. --- PI3K/Akt Pathway --- p.64 / Chapter 4.4.1 --- Phosphorylation of Components of the PI3K/Akt Pathway --- p.64 / Chapter 4.4.2. --- Role of PI3K/Akt Pathway in NK/T Cell Lymphoma Cell Lines --- p.65 / Chapter 4.4.2.1 --- Cell Growth and Viability Studies --- p.65 / Chapter 4.4.2.2 --- Apoptosis and Cell Cycle Arrest Induction by LY294002 in NK-92 --- p.66 / Chapter 4.4.2.3 --- Confirmation of the effect of LY294002 on the PDK/Akt pathway in NK-92 cells --- p.67 / Chapter 4.5 --- Phosphorylation of STAT family proteins --- p.67 / Chapter 4.6 --- Regulation of EBV-related genes in NK-92 --- p.68 / Chapter Chapter 5: --- Discussion --- p.71 / Chapter 5.1 --- Cytokine level in patient serum --- p.71 / Chapter 5.2 --- Source of IL-2 and IL-15 for NK-92 cells --- p.72 / Chapter 5.3 --- Induction of IFN-γ in NK-92 --- p.73 / Chapter 5.4 --- Role of IL-2 and IL-15 on NK/T cell lymphoma cell lines --- p.75 / Chapter 5.4.1 --- Cell Growth and Viability Maintenance by IL-2 and IL-15 --- p.75 / Chapter 5.4.2 --- Apoptosis induced by interleukin-starving in NK-92 --- p.75 / Chapter 5.5 --- Aberrant activation of signaling pathways by IL-2 or IL-15 in NK-92 --- p.77 / Chapter 5.5.1 --- Hypersensitivity of NK-92 cells to IL-2 or IL-15 --- p.77 / Chapter 5.5.2 --- PI3K/Akt pathway in NK/T cell lymphoma cell lines --- p.78 / Chapter 5.5.2.1 --- Confirmation of AKT1 amplification --- p.78 / Chapter 5.5.2.2 --- Constitutive activation of Akt in NK/T cell lymphoma cell lines --- p.79 / Chapter 5.5.2.3 --- Role of PI3K/Akt in NK/T cell lymphoma cell lines --- p.80 / Chapter 5.5.2.4 --- IL-2 and IL-15 induce differential sensitivity of NK-92 to LY294002 --- p.81 / Chapter 5.5.2.5 --- NK/T cell lymphoma cell lines are wortmannin-insensitive --- p.82 / Chapter 5.6 --- Jak/STAT pathway in NK/T cell lymphoma cell lines --- p.83 / Chapter 5.6.1 --- STAT3 and STAT5 were activated by both IL-2 and IL-15 --- p.83 / Chapter 5.6.2 --- STAT6 was activated in NK/T cell lymphoma cell lines --- p.84 / Chapter 5.6.3 --- "Differential regulation of STAT 1, STAT3 (Ser-727) and STAT6 in NK/T cell lymphoma cell lines" --- p.85 / Chapter 5.6 --- EBV gene regulation in NK-92 --- p.87 / Chapter Chapter 6: --- Conclusion --- p.91 / Tables --- p.93 / Figures --- p.102 / Reference --- p.128

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324482
Date January 2003
ContributorsChow, Chit., Chinese University of Hong Kong Graduate School. Division of Anatomical and Cellular Pathology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xv, 156 leaves : ill. (some col.) ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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