I. Molecular Aspects of Animal Viruses. - 1. Steps in the development of virus research. - 2. Classification of viruses. - 3. Molecular considerations of virus replication and virus-cell interactions. - 4. Genes in human cells determining virus susceptibility. - II. Virus Families. - A. Double-stranded DNA viruses. - 5. Poxviruses. - 6. Iridoviruses. - 7. Herpesviruses. - 8. Adenoviruses. - 9. Papovaviruses. - 10. Hepatitis B virus. - B. Single-stranded DNA viruses. - 11. Parvoviruses. - C. RNA minus viruses. - 12. Double-stranded RNA viruses made from single-stranded RNA: reoviruses. - 13. Single-stranded RNA minus viruses with an intact genome: rhabdoviruses. - 14. Single-stranded RNA minus viruses with an intact genome: paramyxovlruses. - 15. Single-stranded RNA minus viruses with a fragmented linear genome: orthomyxoviruses. - 16. Single-stranded RNA minus viruses with a fragmented linear genome: arena viruses. - 17. Single-stranded RNA minus viruses with a fragmented circular genome: bunyaviruses. - D. Viruses with single-stranded RNA plus genomes. - 18. RNA plus genome that serves as messenger RNA: picornaviruses. - 19. RNA plus genome that serves as messenger RNA: togaviruses. - 20. RNA plus genome that serves as messenger RNA: coronaviruses. - 21. Single-stranded RNA plus genomes that synthesize DNA as part of their life cycle: retroviruses (RNA tumor viruses). - E. Unclassified viruses. - 22. Marburg and Ebola viruses. - 23. Slow virus infections of the CNS. - III. Medical and Biological Considerations. - 24. Immunization against virus diseases. - 25. Viruses as selective forces in nature: epidemics. - 26. Antiviral drugs and chemotherapy of viral diseases of man. - 27. Laboratory diagnosis of disease-causing viruses. - 28. Viruses and human cancer. - 29. Social economic and juridical aspects of virus diseases. - IV. Summary. - 30. Summary. Language: English