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Herpesvirus DNA: Recent studies on the organization of viral genomes, mRNA transcription, DNA replication, defective DNA, and viral DNA sequences in transformed cells and bacterial plasmids PDF

472 Pages·1981·16.958 MB·English
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HERPESVIRUS DNA DEVELOPMENTS IN MOLECULAR VIROLOGY VOLUME 1 Yechiel Becker, series editor Series ISBN 90-247-2444-9 Herpesvirus DNA Recent studies on the organization of viral genomes, mRNA transcription, DNA replication, defective DNA, and viral DNA sequences in transformed cells and bacterial plasmids Edited by YECHIEL BECKER The Hebrew University of Jerusalem, Israel I I 1981 SPRINGER-SCIENCE+BUSINESS MEDIA, B.V. ISBN 978-94-015-6899-9 ISBN 978-94-015-6897-5 (eBook) DOI 10.1007/978-94-015-6897-5 Copyright © 1981 by Springer Science+Business Media Dordrecht Ursprünglich erschienen bei Martinus Nijhoff Publishers, The Hague 1981 Sollcoverreprint ofthe hardcoverist edition 1981 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, mechanical, photocopying, recording, or otherwise, without written permission of the publisher, Springcr-Scicnce+Business Media, B. V. v PREFACE Herpesviruses, classified in the family Herpesviridae, are important human and animal pathogens that can cause primary, latent or recurrent infections and even cancer. The major interest in research on herpesviruses today focuses on understanding the organization of the DNA genome, as well as on characterizing the viral genes in regard to their control and function. Modern techniques have allowed the viral DNA to become a molecular tool in the study of gene function, since it is now possible to implant the DNA into eukaryotic cells. This book contains original studies on the structure and organization of the DNA of human and animal herpes viruses. The various chapters acquaint the reader with the organization of the viral DNA, the mRNA transcripts, the replicative intermediates of the viral DNA, defective DNA genomes and their mode of synthesis, analyses of the viral DNA sequences in transformed cells, and the relationship between the presence of viral DNA fragments in the cancer cells and the transformed state of the cells. An attempt has been made to provide insight into the present experimental approach and to update the reader on the use of the most advanced molecular techniques like restriction enzyme analysis, blotting of viral nucleic acids, cloning of viral DNA fragments in bacterial plasmids, and transfection of cells with both cloned and uncloned viral DNA fragments. These studies will give the reader a clear perspective of the philosophy and technology of herpesvirus DNA research. The book will thus be of great value to all who are interested in understanding the mole cular aspects of herpesvirus DNA and the biological proper ties of the viral genes. I wish to thank all the contributors to this volume VI which, I hope, will serve as a stimulus to scientists engaged in research on herpesviruses. To my regret, cer tain chapters which were promised did not arrive. The assistance of Dr. Julia Hadar with editing and indexing of the manuscripts and the excellent secretarial help of Mrs. Esther Herskovics are much appreciated. Yechiel Becker Jerusalem, January 1981 VII CONTENTS Preface v list of Contributors xii 1. Introduction: Current trends in herpesvirus DNA research (a review) Y. Becker Herpesvirus genomes have unique features 1 Restriction enzyme cleavage patterns in parental and recombinant DNA 3 Replication of herpesvirus DNA 5 Herpesvirus DNA sequences in transformed cells 7 Studies using cloned herpesvirus DNA sequences 7 HUMAN HERPESVIRUSES Herpes simplex virus DNA structure 2. Structure ofHSV-1 DNA at the joint regions M.J. Wagner and W.C. Summers Introduction 11 Experimental 12 Discussion 21 Transcription of the viral DNA 3. Immediate-early transcription ofHSV-1 and HSV-2 J .B. Clements, A.J. Easton and F .J. Rixon The immediate early (IE) replication phase 27 Genome map locations, orientations, sizes and polypeptides encoded by IE mRNA's 28 Fine structure analysis ofHSV IE mRNA's 30 Overall conclusions 42 4. Isolation and characterization ofHSV-1 mRNA E.K. Wagner, K.P. Anderson, R.E. Costa, G.B. Devi, B.H. Gaylord, L.E. Holland, J .R. Stringer and L.L. Tribble Summary/Introduction 45 Experimental approach 46 Populations ofHSV-1 mRNA abundant at different stages of infection 48 Mapping HSV-1 mRNA abundant at different stages of infection 50 Isolation and characterization of specific HSV-1 mRNA species 57 Discussion 63 Replication of viral DNA 5. Properties of the replicating HSV DNA I. Hirsch Introduction 69 Single-stranded regions in replicating HSV DNA molecules 70 The processing of HSV DNA in infected cells 73 Topology of the replicating HSV DNA molecule 74 Concluding remarks 79 VIII 6. Electron microscopy of branched HSV DNA molecules: Possible recombination intermediates A. Friedmann, S. Rabkin andY. Becker Introduction 85 Experiment& 86 Branched dsDNA molecules 86 dsDNA molecules connected by a single-stranded component 87 Discussion 89 7. Replication ofHSV-1 DNA: Isolation of a subnuclear DNA synthesizing fraction S. Rabkin, Y. Shtram andY. Becker Summary/Introduction 95 Experiment& 96 Isolation of a subnuclear fraction from HSV-1 infected nuclei 98 Isolation of DNA synthesizing subnuclear fraction in sucrose layers 100 Properties of the subnuclear fraction from nuclei synthesizing defective DNA 100 Discussion 103 Defective viral DNA 8. Tandem repeat defective DNA from the L segment of the HSV genome D.M. Cuifo and G.S. Hayward Summary 107 Introduction 108 Serial passaging to generate defective virus 109 Characterization of the MP&8 repeat unit 112 The MPal8 repeat unit originates from the L component of the parent genome 115 Cleavage maps of the MPal8 repeat unit 117 Packaged defective DNA contains an exactly integrru number of repeat units 118 Homology between the L segment repeat unit and sequences in the S segment of the parent genome 120 Discussion 121 9. Structure and physic& mapping of different classes of defective HSV-1 ANGDNA H.C. Kaerner Summary 129 Introduction 130 Experiment& approach 130 The DNA of the parent& virus strain HSV-1 ANG 132 Locruization of the nucleotide sequences of defective HSV-1 ANG DNA on the parental viral genome 133 The structural organization of defective HSV-1 ANG DNA 141 Discussion 144 10. Structure and expression of Class I and II defective interfering HSV genomes N. Frenkel, H. Locker and D. Vlazny Introduction 149 Derivation of the serially passaged virus stocks 150 The structure of the variant genomes 151 Studies of defective genome replication 158 IX Models for the replication of defective HSV genomes 163 Models for the evolution of defective genomes 164 The expression of defective HSV genomes 167 Biologic properties of virus populations containing Class I defective virus genomes 169 Biologic properties of serially passaged virus populations containing Class II defective genomes 172 General aspects of the biologic properties of serially passaged HSV populations 176 Aspects of ICP overproduction 177 The mechanism of interference 178 11. Biosynthesis of defective HSV DNA S. Rabkin and Y. Becker Summary /Introduction/Experimental 185 Defective viral DNA 187 Electron microscopy of defective DNA 189 Fate of prelabeled viral DNA during defective DNA biosynthesis 191 Discussion 193 HSV DNA fragments in herpesvirus transformed cells 12. Mapping of the HSV sequences in transformed cells J.M. Leiden and N. Frenkel Introduction 197 Characterization of the mapping approach 200 Mapping of the HSV-1 and HSV-2 tk genes 203 Comparison of the HSV DNA sequences present in stable and unstable HSV-1 tk+ cells 206 Comparison of the HSV DNA sequences present in an unstable HSV-1 tk+ cell line with those present in tk" revertant and tk+ rerevertant derivative cell lines 210 Mapping of the viral DNA sequences present in hamster cells morphologically transformed with the Xbai F fragment of HSV-1 DNA 210 Discussion 212 13. Transfection with HSV DNA fragments and DNA from HSV trans formed cells G. Darby, K.F. Bastow and A.C. Minson General introduction 223 The generation of 'biochemically' transformed cells 226 Properties of 'biochemically' transformed cells 227 Isolation of revertant cells with TK-phenotype 241 Transformed cell DNA as a TK gene donor 246 Summary and conclusions 249 14. Viral genes in HSV transformed cells as detected genetically J.C.M. Macnab Summary and introduction 255 Experimental approach and results 256 Discussion 267

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