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Quantitative determination of individual urinary glycosaminoglycans in mucopolysaccharidosis by enzymes.

submitted by Chair Siu Fan. / Thesis (M.Sc.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (leaves 75-83). / Chapter 1 --- INTRODUCTION --- p.1 / Chapter 2 --- LITERATIRE REVIEW --- p.3 / Chapter 2.1 --- Causes and clinical syndromes in MPS --- p.3 / Chapter 2.1.1 --- MPS --- p.4 / Chapter 2.1.2 --- Classification of MPS --- p.4 / Chapter 2.1.2.1 --- MPS I (Hurler's syndrome) --- p.5 / Chapter 2.1.2.2 --- MPS IS (Scheie syndrome) --- p.5 / Chapter 2 .1.2.3 --- MPS II (Hunter's disease) --- p.6 / Chapter 2.1.2.4 --- MPS Type III (The Sanfilippo diseases) --- p.6 / Chapter 2.1.2.5 --- MPS Type IV (Morquio's disease) --- p.6 / Chapter 2.1.2.6 --- MPS Type VI (Maroteaux 一 Lamy syndrome) --- p.7 / Chapter 2.1.2.7 --- MPS Type VII (Sly syndrome) --- p.8 / Chapter 2.1.3 --- Treatment and prospects for MPS --- p.8 / Chapter 2.1.3.1 --- To manage the handicaps and disabilities --- p.8 / Chapter 2.1.3.2 --- Enzyme replacement --- p.9 / Chapter 2.1.3.3 --- Bone marrow transplantation --- p.10 / Chapter 2.2 --- Basic aspects of GAG --- p.10 / Chapter 2.2.1 --- Distributions of GAG --- p.12 / Chapter 2.2.2 --- Functions and Roles of GAG --- p.12 / Chapter 2.2.3 --- Stepwise degradation of GAGs --- p.12 / Chapter 2.2.4 --- Source of urinary GAG --- p.13 / Chapter 2.2.5 --- Common features of GAGS --- p.14 / Chapter 2.2.6 --- Factors affecting the excretion pattern ot GAG --- p.16 / Chapter 2.3 --- Methods for MPS Diagnosis --- p.16 / Chapter 2.3.1 --- Qualitative urine methods for screening and typing --- p.16 / Chapter 2.3.1.1 --- Spot tests --- p.16 / Chapter 2.3.1.2 --- Precipitation methods --- p.16 / Chapter 2.3.1.3 --- One-dimensional electrophoresis --- p.17 / Chapter 2.3.1.4 --- Two-dimensional electrophoresis --- p.17 / Chapter 2.3.1.5 --- Thin layer chromatography --- p.17 / Chapter 2.3.2 --- Quantitative methods for urinary GAG --- p.17 / Chapter 2.3.2.1 --- Measurement of hexuronic acid --- p.18 / Chapter 2.3.2.2 --- HPLC or Column chromatography --- p.18 / Chapter 2.3.2.3 --- Dye-binding methods --- p.19 / Chapter 2.3.3 --- Cytological studies --- p.19 / Chapter 2.3.4 --- Tissue culture --- p.20 / Chapter 2.3.5 --- Tissue biopsy --- p.20 / Chapter 2.3.6 --- Prenatal diagnosis of the MPS --- p.21 / Chapter 2.4 --- Bacterial GAG hydrolytic enzymes --- p.23 / Chapter 2.5 --- Summary of Literature Review --- p.25 / Chapter 3. --- AIMS OF STUDY --- p.26 / Chapter 4. --- MATERIALS AND METHODS --- p.26 / Chapter 4.1 --- Sample collection --- p.26 / Chapter 4.2 --- Materials &-Equipment --- p.26 / Chapter 4.3 --- Preparation of Reagents and Standards --- p.27 / Chapter 4.3.1 --- Stock DMB reagent solutions --- p.27 / Chapter 4.3.2 --- Working DMB solution --- p.27 / Chapter 4.3.3 --- GAG standards --- p.27 / Chapter 4.3.4 --- Reagents for electrophoresis --- p.27 / Chapter 4.3.4.1 --- 0.1M barium acetate solution --- p.27 / Chapter 4.3.4.2 --- 15% ethanolic barium acetate --- p.28 / Chapter 4.3.4.3 --- 50% ethanolic barium acetate --- p.28 / Chapter 4.3.4.4 --- Alcian blue working solution --- p.28 / Chapter 4.3.4.5 --- 0.1M Tris Buffer --- p.28 / Chapter 4.3.4.6 --- CTB Tris solution --- p.28 / Chapter 4.3.4.7 --- 2.0M lithium chloride --- p.28 / Chapter 4.3.5 --- Reagents for enzymatic degradation --- p.28 / Chapter 4.3.5.1 --- Reconstitution of CSE enzyme --- p.28 / Chapter 4.3.5.2 --- Reconstitution of DSE enzyme --- p.29 / Chapter 4.3.5.3 --- Reconstitution ofHSE I enzyme --- p.29 / Chapter 4.4 --- Methods --- p.31 / Chapter 4.4.1 --- Cobas Bio DMB method --- p.31 / Chapter 4.4.2 --- Cobas Fara DMB method --- p.31 / Chapter 4.4.3 --- Evaluation of methods --- p.31 / Chapter 4.4.3.1 --- To study the matrix effect --- p.31 / Chapter 4.4.3.2 --- Calibration --- p.31 / Chapter 4.4.3.3 --- Precision performance --- p.34 / Chapter 4.4.3.4 --- Linearity check --- p.34 / Chapter 4.4.3.5 --- Detection Limit --- p.34 / Chapter 4.4.3.6 --- Recovery study --- p.35 / Chapter 4.4.3.7 --- Correlation with Cobas Bio to develop the reference range --- p.35 / Chapter 4.4.4 --- Electrophoresis method --- p.36 / Chapter 4.4.4.1 --- Sample preparation --- p.36 / Chapter 4.4.4.2 --- Electrophoresis procedure --- p.36 / Chapter 4.4.5 --- Enzymatic degradation method --- p.37 / Chapter 4.4.5.1 --- Digestion of GAG in aqueous and urine matrix --- p.37 / Chapter 4.4.5.2 --- To optimize the amount of enzyme used to degrade GAG --- p.38 / Chapter 4.4.5.3 --- To study the specificity of GAG degrading enzyme --- p.39 / Chapter 4.4.5.4 --- To study the interaction of GAG --- p.40 / Chapter 4.4.5.5 --- To study the stability of enzyme CSE and DSE --- p.40 / Chapter 4.4.5.6 --- Study MPS patient sample --- p.41 / Chapter 5 --- Results --- p.42 / Chapter 5.1 --- Performance characteristics of the DMB method --- p.42 / Chapter 5.1.1 --- Matrix effect --- p.42 / Chapter 5.1.2 --- Calibration --- p.42 / Chapter 5.1.3 --- Precision performance --- p.42 / Chapter 5.1.4 --- Linearity Range --- p.42 / Chapter 5.1.5 --- Detection limit --- p.42 / Chapter 5.1.6 --- Recovery --- p.47 / Chapter 5.1.7 --- Correlation of Cobas Fara with Cobas Bio --- p.47 / Chapter 5.2 --- Results of GAG enzymatic degradation --- p.50 / Chapter 5.2.2 --- To optimise the amount of enzyme for GAG degradation --- p.57 / Chapter 5.2.3 --- The specificity of GAG degrading enzymes --- p.57 / Chapter 5.2.4 --- The interaction of GAG --- p.57 / Chapter 5.2.5 --- The stability of enzymes --- p.57 / Chapter 5.2.6 --- MPS patient study --- p.57 / Chapter 5.2.6.1 --- Type I/II/VI/VII --- p.57 / Chapter 5.2.6.2 --- MPS Type III patient 1 --- p.64 / Chapter 5.2.6.3 --- MPS Type IIIC patient 2 --- p.64 / Chapter 6. --- DISCUSSION --- p.67 / Chapter 6.1 --- Automated DMB method on Cobas Fara --- p.67 / Chapter 6 2 --- GAG specific degradation enzymes --- p.70 / Chapter 7. --- CONCLUSION & SUGGESTION FOR FUTURE STUDIES --- p.73 / Chapter 8. --- REFERENCES --- p.75

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_322503
Date January 1998
ContributorsChair, Siu Fan., Chinese University of Hong Kong Graduate School. Division of Chemical Pathology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish
Detected LanguageEnglish
TypeText, bibliography
Formatprint, 83 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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