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Molecular Virology: Outline Studies in Biology

Autor T. H. Pennington
en Limba Engleză Paperback – 18 dec 1975
1. 1 Historical development of molecular virology of effort on a limited number of phages, Viruses have occupied a central position in notably the Escherichia coli phages T2 and T4. molecular biology ever since its development as At the same time Lwoff and his colleagues were an independent discipline. Indeed, molecular studying phage A, a temperate phage of E. coli, biology itselflargely developed out of the work which was to lead to equally fundamental pioneer studies of Delbriick, Luria and Hershey, observations on the regulation of macro­ who realized, in the late 1930's, that bacterial molecular synthesis. viruses (bacteriophages, often abbreviated to The study of animal and plant viruses has its phages) had properties which made them origins in the latter half of the 19th century uniquely suitable as a model system for an and was largely initiated by workers in medical, attack on one of the then outstanding problems veterinary and agricultural disciplines. Many of of biology, the definition of the gene in their practical successes owe little to molecular physical and chemical terms. The favourable biology, stemming instead from those properties of these viruses include the rapidity approaches successful in combating other of their growth, their ease of assay, and the parasites, such as vector control and the availability of easily scored genetic markers. breeding of resistant varieties of plants.
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Specificații

ISBN-13: 9780412125904
ISBN-10: 0412125900
Pagini: 68
Ilustrații: 68 p.
Dimensiuni: 170 x 244 x 4 mm
Greutate: 0.12 kg
Editura: SPRINGER NETHERLANDS
Colecția Springer
Seria Outline Studies in Biology

Locul publicării:Dordrecht, Netherlands

Public țintă

Research

Descriere

1. 1 Historical development of molecular virology of effort on a limited number of phages, Viruses have occupied a central position in notably the Escherichia coli phages T2 and T4. molecular biology ever since its development as At the same time Lwoff and his colleagues were an independent discipline. Indeed, molecular studying phage A, a temperate phage of E. coli, biology itselflargely developed out of the work which was to lead to equally fundamental pioneer studies of Delbriick, Luria and Hershey, observations on the regulation of macro­ who realized, in the late 1930's, that bacterial molecular synthesis. viruses (bacteriophages, often abbreviated to The study of animal and plant viruses has its phages) had properties which made them origins in the latter half of the 19th century uniquely suitable as a model system for an and was largely initiated by workers in medical, attack on one of the then outstanding problems veterinary and agricultural disciplines. Many of of biology, the definition of the gene in their practical successes owe little to molecular physical and chemical terms. The favourable biology, stemming instead from those properties of these viruses include the rapidity approaches successful in combating other of their growth, their ease of assay, and the parasites, such as vector control and the availability of easily scored genetic markers. breeding of resistant varieties of plants.

Cuprins

1 Introduction.- 1.1 Historical development of molecular virology.- 1.2 What is a virus?.- 1.3 Titration of viruses.- 1.4 Virus-host interactions.- 2 The virion.- 2.1 Principles of virion construction.- 2.2 Special features of virion anatomy.- 2.2.1 Particles with cubic symmetry.- 2.2.2 Filamentous viruses with helical symmetry.- 2.2.3 Viruses with a lipid-containing membrane containing virus-induced proteins (envelope).- 2.2.4 Tailed bacteriophages.- 2.2.5 Poxviruses.- 2.3 Viral nucleic acids.- 2.4 The virion: function.- 2.4.1 Transmission of infection.- 2.4.2 Initiation of infection.- 2.4.3 Adsorption.- 2.4.4 Entry.- 2.4.5 Functions of the virion after entry — virion enzymes.- 3 The virus-infected cell.- 3.1 Transcription and translation in the virus-infected cell.- 3.1.1 Double-stranded DNA viruses (Group I).- 3.1.2 Single-stranded DNA viruses (Group II).- 3.1.3 Double-stranded RNA viruses (Group III).- 3.1.4 Single-stranded RNA viruses whose mRNA is identical in base sequence to virion RNA (Group IV).- 3.1.5 Single-stranded RNA viruses, genome complementary in sequence to mRNA (Group V).- 3.1.6 Single-stranded RNA genome with a DNA intermediate in their growth (Group VI).- 3.2 Post-translational modification of proteins.- 3.3 Genome replication.- 3.3.1 Replication of DNA genomes.- 3.3.2 Replication of RNA genomes.- 3.4 Virus assembly.- 3.5 Virus release.- 3.6 Temperate phage and lysogeny.- 3.6.1 The nature of prophage.- 3.6.2 The control of lysogeny.- 4 Virus genetics.- 4.1 Mutations.- 4.1.1 Specific mutations.- 4.1.2 General systems.- 4.2 Functional or complementation analysis.- 4.3 Fundamental studies in recombination.- 4.4 Chromosome mapping.- 4.4.1 Genetic maps.- 4.4.2 Physical maps and their relationship to genetic maps.- 4.5 Genetic recombination.- 5 Tumour virology.- 5.1 What is a tumour?.- 5.2 Causation of tumours.- 5.3 Papovaviruses.- 5.3.1 Transformation by polyoma virus and SV40.- 5.4 RNA tumour viruses.- 5.4.1 General properties.- 5.4.2 Growth and transformation.- 5.4.3 Reverse transcriptase.- 5.4.4 Genetics of RNA tumour viruses.- 5.5 Comparison of transformation by DNA and RNA tumour viruses; oncogene theory.- Suggestions for further reading.