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Necrotizing enterocolitis versus spontaneous intestinal perforation in high risk neonates: comparative investigations of plasma profiles of immunoregulatory proteins and specific expressions in intestinal tissues. / 新生兒壞死性小腸結腸炎及自發性局部腸穿孔之比較: 血漿免疫調節蛋白圖譜及在腸道組織的特異表達 / Xin sheng er huai si xing xiao chang jie chang yan ji zi fa xing ju bu chang chuan kong zhi bi jiao: xue jiang mian yi diao jie dan bai tu pu ji zai chang dao zu zhi de te yi biao da

Leung, Wan Lun Fiona. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2011. / Includes bibliographical references (leaves 179-204). / Abstracts in English and Chinese. / Abstract --- p.i / 中文摘要 --- p.v / Acknowledgement --- p.viii / List of Abbreviations and Symbols x --- p.vi / List of Tables --- p.xx / List of Figures --- p.xxi / Chapter CHAPTER ONE --- Introduction --- p.1 / Chapter 1.1 --- General Overview --- p.1 / Chapter 1.2 --- Necrotizing Enterocolitis (NEC) --- p.3 / Chapter 1.2.1 --- Epidemiology of NEC --- p.3 / Chapter 1.2.2 --- "Clinical Presentation, Diagnosis and Management of NEC" --- p.5 / Chapter 1.2.3 --- Pathophysiology of NEC --- p.9 / Chapter 1.2.3.1 --- Prematurity --- p.9 / Chapter 1.2.3.2 --- Bacterial Colonization --- p.12 / Chapter 1.2.3.3 --- Enteral Feeding --- p.15 / Chapter 1.2.3.4 --- Hypoxia and Ischemia --- p.16 / Chapter 1.2.3.5 --- Genetic Polymorphism --- p.17 / Chapter 1.2.3.6 --- Inflammatory Mediators --- p.20 / Chapter 1.3 --- Spontaneous Intestinal Perforation (SIP) --- p.24 / Chapter 1.3.1 --- Epidemiology of SIP --- p.24 / Chapter 1.3.2 --- "Clinical Presentation, Diagnosis and Management of SIP" --- p.26 / Chapter 1.3.3 --- Risk Factors of SIP --- p.28 / Chapter 1.3.3.1 --- Prematurity --- p.29 / Chapter 1.3.3.2 --- Use of Drugs --- p.30 / Chapter 1.4 --- Comparison between NEC and SIP --- p.32 / Chapter 1.5 --- Role of Cytokines in Pathogenesis of NEC and SIP --- p.38 / Chapter 1.6 --- Immunoregulatory Molecules of Interest in This Study --- p.46 / Chapter 1.6.1 --- Angiopoietin-2 (Ang-2) --- p.46 / Chapter 1.6.2 --- v-erb-b2 Erythroblastic Leukemia Viral Oncogene Homolog 2 (avian) (ErbB3) --- p.48 / Chapter 1.6.3 --- Type II Interleukin-1 Receptor (IL-1RII) --- p.52 / Chapter 1.6.4 --- Urokinase Plasminogen Activator Receptor (uPAR) --- p.54 / Chapter CHAPTER TWO --- Objectives --- p.57 / Chapter CHAPTER THREE --- Materials and Methodology --- p.58 / Chapter 3.1 --- Overview of the Experimental Procedures --- p.58 / Chapter 3.1.1 --- Investigation on the Profile of Circulatory Immunoregulatory Proteins in Plasma of NEC and SIP High Risk Neonates --- p.58 / Chapter 3.1.2 --- Investigation on the mRNA Expression Level of Targeted Immunoregulatory Molecules on Resected Intestinal Tissues in NEC and SIP Neonates --- p.58 / Chapter 3.1.3 --- Investigation on the mRNA and Protein Expression Levels of Targeted Immunoregulatory Molecules in Human Intestinal Cell Lines --- p.60 / Chapter 3.2 --- Reagents and Lab-wares with Their Sources --- p.61 / Chapter 3.3 --- Study Population --- p.63 / Chapter 3.4 --- Collection of Neonatal Whole Blood Samples --- p.65 / Chapter 3.5 --- Cytokine Antibody Array Analyses --- p.67 / Chapter 3.6 --- Enzyme-linked Immunosorbant Assays (ELISA) --- p.69 / Chapter 3.6.1 --- Angiopoietin-2 --- p.69 / Chapter 3.6.2 --- sErbB3 --- p.71 / Chapter 3.6.3 --- sIL-lRII --- p.72 / Chapter 3.6.4 --- suPAR --- p.74 / Chapter 3.7 --- Collection of Neonatal Resected Intestinal Tissues --- p.76 / Chapter 3.8 --- Resected Intestinal Tissue RNA Isolation --- p.78 / Chapter 3.9 --- Purity Assessment of the Purified Tissue RNA Samples --- p.80 / Chapter 3.10 --- Integrity Assessment of the Purified Tissue RNA Samples --- p.81 / Chapter 3.11 --- In vitro Stimulation of Human Enterocytes by Lipopolysaccharides (LPS) and/or Platelet Activating Factor (PAF) --- p.84 / Chapter 3.12 --- mRNA Expression Level Assessment of Selected Target Genes in Resected Intestinal Tissues and Human Intestinal Cell Lines --- p.86 / Chapter 3.12.1 --- Synthesis of First Strand cDNA --- p.86 / Chapter 3.12.2 --- Quantitative Polymerase Chain Reaction (qPCR) --- p.87 / Chapter 3.13 --- Statistical Analysis --- p.89 / Chapter CHAPTER FOUR --- Screening of Immunoregulatory Target Protein Molecules in Plasma of NEC and SIP Patients by Cytokine Array Analyses --- p.104 / Chapter 4.1 --- Results --- p.104 / Chapter 4.1.1 --- Screening of Detectable Immunoregulatory Target Molecules --- p.104 / Chapter 4.1.2 --- Selection of Target Molecules Based on the Fold Change in NEC or SIP Compared with Control Samples --- p.105 / Chapter 4.1.2.1 --- Similar Regulation of Target Molecules in Both NEC and SIP patients --- p.105 / Chapter 4.1.2.2 --- Differential regulation of Target Molecules in NEC and SIP Patients --- p.106 / Chapter 4.1.2.3 --- "Relative Normalized Expressions of Selected Circulatory Immunoregulatory Protein Molecules in NEC, SIP and Control Neonates" --- p.108 / Chapter 4.1.2.3.1 --- Anti-inflammation --- p.108 / Chapter 4.1.2.3.2 --- Pro-inflammation --- p.109 / Chapter 4.1.2.3.3 --- Cell Growth --- p.110 / Chapter 4.1.2.3.4 --- Wound Healing --- p.110 / Chapter 4.1.2.3.5 --- Angiogenesis --- p.111 / Chapter 4.1.2.3.6 --- "Anti-apoptosis, Cell Adhesion and Extracellular Matrix Organization" --- p.112 / Chapter 4.1.3 --- Further Selection of Novel Target Molecules Based on Statistical Significance and Fold Change of NEC versus SIP --- p.113 / Chapter 4.2 --- Discussion --- p.115 / Chapter CHAPTER FIVE --- Validation of Target Proteins in Plasma of NEC and SIP Patients by Enzyme-linked Immunosorbant Assay --- p.132 / Chapter 5.1 --- Results --- p.133 / Chapter 5.1.1 --- Demographic Data of the Study Group --- p.133 / Chapter 5.1.2 --- "Comparison of Plasma Levels of Target Proteins between NEC, SIP and Respective Controls" --- p.134 / Chapter 5.1.3 --- Longitudinal Study of the Pre- and Post-operative Target Proteins Levels in Plasma --- p.136 / Chapter 5.2 --- Discussion --- p.138 / Chapter CHAPTER SIX --- Investigation on mRNA Expression Levels of Target Immunoregulatory Protein Molecules in Intestinal Tissue and Intestinal Cell Lines --- p.151 / Chapter 6.1 --- Results --- p.152 / Chapter 6.1.1 --- mRNA Expression Levels of Target Molecules in the Diseased Margin of Resected Intestinal Tissues of NEC and SIP patients --- p.152 / Chapter 6.1.2 --- mRNA Expression Levels of Target Molecules in the Macroscopically Normal and Diseased Margin of Resected Intestinal Tissues of NEC and SIP patients --- p.154 / Chapter 6.1.3 --- mRNA Expression Levels of Target Molecules in Human Intestinal Cell Lines upon LPS and PAF Challenge --- p.156 / Chapter 6.1.3.1 --- FHs-74 Int Cell Line --- p.156 / Chapter 6.1.3.2 --- Caco-2 Cell Line --- p.157 / Chapter 6.2 --- Discussion --- p.158 / Chapter CHAPTER SEVEN --- General Discussion --- p.171 / Chapter 7.1 --- Overall Findings --- p.171 / Chapter 7.2 --- Limitations of Study --- p.174 / Chapter 7.3 --- Future Investigations --- p.177 / References --- p.179

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_327567
Date January 2011
ContributorsLeung, Wan Lun Fiona., Chinese University of Hong Kong Graduate School. Division of Medical Sciences.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xxi, 204 leaves : ill. ; 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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