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The development of a rapid detection method for mycobacterium tuberculosis in clinical specimens using DNA amplification.

by Au Lai Yin, Cathy. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1995. / Includes bibliographical references (leaves 50-66). / Chapter I. --- ABSTRACT --- p.i / Chapter II. --- ACKNOWLEDGMENTS --- p.iii / Chapter III. --- TABLE OF CONTENTS --- p.iv / Chapter IV. --- LIST OF TABLES --- p.viii / Chapter V. --- LIST OF FIGURES --- p.x / Chapter VI. --- INTRODUCTION --- p.1 / Chapter VII. --- LITERATURE REVIEW --- p.3 / Chapter A. --- Mycobacterial tuberculosis Infections --- p.3 / Chapter B. --- Diagnostic Criteria forM .tuberculosis Infections --- p.3 / Chapter C. --- Mycobacteriological Laboratory Investigations for M. tuberculosis --- p.4 / Chapter 1. --- Conventional methods --- p.4 / Chapter 2. --- Rapid methods --- p.4 / Chapter D. --- Polymerase chain reaction (PCR) - the Principle --- p.5 / Chapter E. --- Application of PCR for Detection of M. tuberculosis --- p.6 / Chapter 1. --- Choice of target sequences --- p.6 / Chapter 2. --- Choice of method for the detection & identification of PCR-amplified product --- p.7 / Chapter 3. --- Studies on pure cultures --- p.9 / Chapter a. --- Detection limit - target DNA --- p.9 / Chapter b. --- Detection limit - Colony forming units --- p.9 / Chapter c. --- Detection limit - Number of cells --- p.10 / Chapter 4. --- Studies on clinical specimens --- p.10 / Chapter 5. --- Problems --- p.12 / Chapter a. --- Availability of target DNA --- p.13 / Chapter (i) --- Cell breakage efficiency --- p.13 / Chapter (ii) --- Target sequence --- p.14 / Chapter b. --- Inhibitory factors for Taq polymerase --- p.14 / Chapter c. --- Contamination --- p.15 / Chapter VIII. --- MATERIALS AND METHODS --- p.16 / Chapter A. --- Bacterial Strains and Strain Maintenance --- p.16 / Chapter 1. --- Reference Strains --- p.16 / Chapter 2. --- Clinical isolates --- p.16 / Chapter B. --- Growth media and culture conditions --- p.17 / Chapter C. --- Restriction Fragment Length Polymorphism (RFLP) --- p.17 / Chapter 1. --- Extraction of chromosomal DNA from M. tuberculosis --- p.18 / Chapter 2. --- Digestion of chromosomal DNA by PVU II --- p.19 / Chapter 3. --- Separation of digested DNA fragment by electrophoresis --- p.19 / Chapter 4. --- Southern Blotting --- p.19 / Chapter 5. --- Preparation of DNA probes by Polymerase Chain Reaction --- p.20 / Chapter 6. --- Hybridization --- p.21 / Chapter 7. --- Detection --- p.21 / Chapter D. --- Assessment of number of organisms --- p.22 / Chapter 1. --- Viable cell count --- p.22 / Chapter 2. --- Direct cell count --- p.22 / Chapter E. --- Assessment of the presence of IS6110/986 in M. tuberculosis isolates --- p.23 / Chapter F. --- Human leukaemic monocytic cell line (THP-1) --- p.23 / Chapter 1. --- Growth media and maintenance --- p.23 / Chapter 2. --- Culture Conditions --- p.24 / Chapter 3. --- Uptake of M. tuberculosis --- p.24 / Chapter G. --- Cell breakage and DNA extraction methodologies --- p.25 / Chapter H. --- Polymerase chain reaction (PCR) methodologies --- p.28 / Chapter 1. --- Primer and probe --- p.28 / Chapter 2. --- PCR conditions --- p.28 / Chapter 3. --- Detection --- p.29 / Chapter I. --- Patients and Clinical specimens --- p.30 / Chapter 1. --- Patients recruitment --- p.30 / Chapter 2. --- Clinical specimens --- p.30 / Chapter IX. --- RESULTS --- p.32 / Chapter A. --- "Development or Selection of a ""Standardized"" PCR Protocol for the Detection of M. tuberculosis Using Pure Cultures In Vitro" --- p.32 / Chapter 1. --- Selection of organisms for verification of the PCR protocol --- p.32 / Chapter 2. --- Optimization of the PCR conditions --- p.32 / Chapter 3. --- Detection limit of target DNA using the PCR procedure --- p.33 / Chapter B. --- Initial Screening of Six Different Cell Breakage Procedures Using Pure Cultures of M. tuberculosis Isolates TB19 &22a Based on Detection Limits of Colony Forming Units and Number of Cells --- p.34 / Chapter C. --- Comparison of Method 1 and Method 2 Based on Detection Limits of Colony Forming Units and Number of Cells Using Pure Cultures of the Eight Clinical Isolates of M. tuberculosis with variable copies of IS6110/986 --- p.34 / Chapter D. --- Detection of M. tuberculosis Isolates Within Macrophages --- p.35 / Chapter 1. --- Uptake of M. tuberculosis cells by THP-1 --- p.35 / Chapter 2. --- Comparison of the Six Different Cell Breakage Procedures Using Pure Cultures of M. tuberculosis Isolates TB19 & 22a Phagocytized by Activated THP-1 Macrophages --- p.35 / Chapter 3. --- Comparison of Method 1 and Method 2 Using Pure Cultures of the Eight Clinical Isolates of M. tuberculosis Phagocytized by Activated THP-1 Macrophages --- p.36 / Chapter E. --- Analysis of Clinical Specimens Using Method 1 & 2 with the Optimized PCR Protocol --- p.36 / Chapter 1. --- Bronchial Aspirate & Bronchoaveolar Lavage Fluid --- p.36 / Chapter 2. --- Pleural Fluid --- p.37 / Chapter 3. --- Tissue --- p.37 / Chapter 4. --- Sputum --- p.38 / Chapter 5. --- Cerebrospinal Fluid --- p.38 / Chapter X. --- DISCUSSION --- p.39 / Chapter A. --- Selection of IS6110/986 for DNA amplification --- p.39 / Chapter B. --- Optimization of PCR conditions reflected by detection limit of target DNA --- p.40 / Chapter C. --- Selection of cell breakage methods based on detection limits of CFU and/or number of mycobacterial cells --- p.41 / Chapter D. --- Application of Methods 1 & 2 and the optimized PCR protocol for clinical specimens --- p.43 / Chapter 1. --- Bronchial aspirates and bronchoaveolar lavage fluids --- p.43 / Chapter 2. --- Pleural fluids --- p.44 / Chapter 3. --- Tissues --- p.45 / Chapter 4. --- Sputa --- p.46 / Chapter 5. --- Cerebrospinal fluids --- p.46 / Chapter XI. --- CONCLUSION --- p.48 / Chapter XII. --- LITERATURE CITED --- p.50 / Chapter XIII --- TABLES --- p.67 / Chapter XIV. --- FIGURES --- p.85

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_320715
Date January 1995
ContributorsAu, Lai Yin Cathy., Chinese University of Hong Kong Graduate School. Division of Pathological Sciences.
PublisherChinese University of Hong Kong
Source SetsThe Chinese University of Hong Kong
LanguageEnglish
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xii, 126 leaves, [22] leaves of plates : 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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