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Genotyping of the rotavirus VP7 gene by the reverse transcription-polymerase chain reaction.

by Graham Neil Thomas. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1995. / Includes bibliographical references (leaves 167-191). / Abstract --- p.i / Contents --- p.iii / List of tables --- p.viii / List of figures --- p.x / Abbreviations --- p.xi / Acknowledgements --- p.xiii / Chapter Chapter 1 - --- Introduction / Chapter 1.1 --- Introduction to the genus rotavirus --- p.1 / Chapter 1.2 --- General characteristics of rotavirus --- p.3 / Chapter 1.3 --- Clinical and epidemiological characteristics of rotaviral infections --- p.4 / Chapter 1.3.1 --- Clinical features of rotavirus infection --- p.4 / Chapter 1.3.2 --- Nosocomial rotavirus infection --- p.4 / Chapter 1.3.3 --- Morbidity and Mortality of rotavirus diarrhoea --- p.5 / Chapter 1.3.3.1 --- Seasonal distribution of rotavirus in temperate regions … --- p.5 / Chapter 1.3.3.2 --- Rotavirus infections in developing countries --- p.6 / Chapter 1.3.3.3 --- Rotavirus infections in developed countries --- p.6 / Chapter 1.3.4 --- Host Resistance to rotavirus infection --- p.7 / Chapter 1.3.5 --- Pathogenesis --- p.9 / Chapter 1.4 --- Vaccine development in rotavirus prevention --- p.10 / Chapter 1.4.1 --- Attenuated HRV as candidate vaccine strains --- p.11 / Chapter 1.4.2 --- Animal RV candidate vaccine strains (Jennerian approach)..… --- p.11 / Chapter 1.4.3 --- Intra- and interspecies reassortants vaccine strains --- p.12 / Chapter 1.4.4 --- Passive immunisation --- p.13 / Chapter 1.5 --- Laboratory diagnosis of rotavirus infections --- p.14 / Chapter 1.5.1 --- Detection of rotavirus --- p.14 / Chapter 1.5.2 --- Negative stain electron microscopy (EM) --- p.15 / Chapter 1.5.3 --- Immunological assays for the detection of rotavirus antigens --- p.15 / Chapter 1.5.4 --- Polyacrylamide gel electrophoresis (PAGE) of RV RNA --- p.16 / Chapter 1.5.5 --- Nucleic acid probe hybridisation assays --- p.17 / Chapter 1.6 --- Antigenic classification of rotaviruses --- p.17 / Chapter 1.6.1 --- Rotavirus groups --- p.17 / Chapter 1.6.2 --- Rotavirus subgroups --- p.18 / Chapter 1.6.3 --- Rotavirus serotypes --- p.19 / Chapter 1.6.4 --- Rotavirus genogroups --- p.21 / Chapter 1.7 --- Molecular biology of rotavirus --- p.21 / Chapter 1.7.1 --- Rotavirus genomic organisation --- p.21 / Chapter 1.7.2 --- Gene coding assignments --- p.22 / Chapter 1.7.3 --- Genome and protein structure of rotavirus VP7 --- p.22 / Chapter 1.8 --- Reverse transcriptase-Polymerase chain reaction (RT-PCR) for the genotyping of rotavirus --- p.32 / Chapter 1.8.1 --- Prevention of contamination in RT-PCR --- p.34 / Chapter 1.9 --- Objectives of the study --- p.36 / Chapter Chapter 2 - --- Methods / Chapter 2.1 --- Collection of specimens --- p.38 / Chapter 2.2 --- Standard rotavirus strains --- p.38 / Chapter 2.3 --- Tissue culture techniques --- p.39 / Chapter 2.3.1 --- Growth of MA104 cell line --- p.39 / Chapter 2.3.2 --- Subculturing of MA104 cell line --- p.40 / Chapter 2.3.3 --- Virus propagation and isolation --- p.40 / Chapter 2.3.4 --- Harvesting and purification of viral particles --- p.41 / Chapter 2.4 --- Rotavirus electropherotyping by PAGE --- p.42 / Chapter 2.4.1 --- RNA extraction --- p.42 / Chapter 2.4.2 --- Polyacrylamide gel electrophoresis (PAGE) --- p.43 / Chapter 2.4.3 --- Silver staining of RNA in polyacrylamide gels --- p.43 / Chapter 2.5 --- Enzyme immunoassays in rotavirus typing --- p.44 / Chapter 2.5.1 --- Preparation of monoclonal antibodies (mAb) from hybridoma cell lines --- p.44 / Chapter 2.5.1.1 --- Growth of hybridoma cell lines --- p.44 / Chapter 2.5.1.2 --- Preparation of the ascitic fluid - monoclonal Abs --- p.45 / Chapter 2.5.2 --- Confirmation of mAb activity by immunofluorescence (IF)..… --- p.46 / Chapter 2.5.2.1 --- Preparation of virus-infected cells --- p.46 / Chapter 2.5.2.2 --- Confirmation of the serotype specificity of the mAb by immunofluorescence microscopy --- p.47 / Chapter 2.5.3 --- Polyclonal hyperimmune antisera against rotavirus --- p.48 / Chapter 2.5.4 --- Immunoglobulin purification --- p.48 / Chapter 2.5.5 --- Monoclonal antibody-based serotyping and subgrouping EIA --- p.49 / Chapter 2.6 --- Reverse transcription-Polymerase Chain Reaction genotyping of rotavirus (RT-PCR) --- p.53 / Chapter 2.6.1 --- Primers used in RT-PCR --- p.53 / Chapter 2.6.1.1 --- Preparation of oligonucleotide primers for RV genotyping --- p.53 / Chapter 2.6.1.2 --- Detachment of the oligonucleotide from the column --- p.54 / Chapter 2.6.1.3 --- Purification of the oligonucleotides --- p.55 / Chapter 2.6.1.4 --- Confirmation of oligonucleotide synthesis --- p.58 / Chapter 2.6.2 --- Preparation of specimens --- p.59 / Chapter 2.6.3 --- Reverse transcription of genomic RNA template and PCR…… --- p.64 / Chapter 2.6.4 --- PCR genotyping using full-length cDNA template --- p.64 / Chapter 2.6.5 --- Product identification --- p.65 / Chapter Chapter 3 - --- Results / Chapter 3.1 --- Epidemiology of rotavirus infections in Hong Kong --- p.70 / Chapter 3.2 --- RT-PCR genotyping of rotavirus --- p.74 / Chapter 3.3 --- Seasonal distribution of rotavirus genotypes --- p.76 / Chapter 3.4 --- Comparison of RT-PCR genotyping of the VP7 gene with mEIA…… --- p.79 / Chapter 3.5 --- Relationship between electropherotyping and genotyping by RT-PCR --- p.91 / Chapter 3.6 --- Atypical rotavirus strains --- p.92 / Chapter 3.7 --- Specimens exhibiting multiple genotype specificities --- p.93 / Chapter 3.8 --- HRV RT-PCR genotype primers --- p.95 / Chapter Chapter 4 - --- Discussion / Chapter 4.1 --- Epidemiology of rotavirus infections in Hong Kong --- p.101 / Chapter 4.2 --- RT-PCR genotyping of rotavirus --- p.103 / Chapter 4.2.1 --- Modifications to methodology --- p.104 / Chapter 4.2.2 --- Rotavirus genotypes --- p.107 / Chapter 4.3 --- Comparison of RT-PCR genotyping with mEIA typing --- p.111 / Chapter 4.4 --- Relationship between electropherotyping and RT-PCR genotyping --- p.113 / Chapter 4.5. --- Rotavirus genotype distribution in Hong Kong --- p.115 / Chapter 4.6 --- Specimens containing atypical rotavirus strains --- p.119 / Chapter 4.7 --- Stool specimens exhibiting multiple rotavirus genotypes identified by RT-PCR --- p.122 / Chapter 4.8 --- Specificity analysis of RT-PCR primers --- p.124 / Chapter 4.8.1 --- 5non-coding region (1-28) - primer BEG9 --- p.125 / Chapter 4.8.2 --- 3non-coding region (1033/6-1062) - primers END9/RVG9. --- p.125 / Chapter 4.8.3 --- Variable region A (165-198) - primer aAT8 (G8) --- p.125 / Chapter 4.8.4 --- Variable region B (309-351) - primer aBT1 (G1) --- p.126 / Chapter 4.8.5 --- Variable region C (408-438) - primer aCT2 (G2) --- p.127 / Chapter 4.8.6 --- Variable region D (477-504) - primer aDT4 (G4) --- p.127 / Chapter 4.8.7 --- Variable region E (672-711) - primer aET3 (G3) --- p.128 / Chapter 4.8.8 --- Variable region F (747-776) - primer aFT9 (G9) --- p.128 / Chapter 4.9 --- Future developments of the study --- p.131 / Appendices / Chapter A1 --- Materials --- p.135 / Chapter A2.1-2.9 --- Distribution of electropherotypes between July 1985 and April 1994 --- p.145 / Chapter A3.1-3.11 --- Individual rotavirus strain electropherotypes --- p.153 / Chapter A4.1-4.8 --- "Comparison of nucleotide sequences for the 3', 5'-non-coding regions and variable regions A to F for the VP7 gene" --- p.158 / Chapter A4.9 --- Rotavirus strains and nucleotide sequence references for the VP7 gene --- p.166 / References

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_320699
Date January 1995
ContributorsThomas, Graham Neil., 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, xiii, 191 leaves : ill. (some mounted 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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