PPT-I. The Nature of Viruses

81 What Is a Virus Plus 91 92 parts 82 Structure of the Virion 83 Overview of the Virus Life Cycle 88 Temperate Bacteriophages and Lysogeny 810 96 97 Overview of Animal Viruses. DNA Enveloped . Viruses. I. Objectives. In this lecture you will learn about properties, pathogenesis, clinical picture and diagnosis of: . Herpesviruses. . (HHVs 1 to 8). Poxviruses. Smallpox Virus. 1. A program that attaches itself to another . executable. (a . host program. ). Whenever the host program is executed, virus code is ran and it can make a copy of itself and infect other executables found in your memory or hard drive. What is a Virus?. Very small . Non-living particle. Made up of nucleic acid. . and proteins. Can only reproduce by infecting living cells. Do not carry out respiration, grow or develop. Structure. Viruses have an inner core which contains either RNA or DNA. Prabhaker Mateti. Mateti, Viruses, Trojans and Worms. 2. Virus Awareness. Virus Bulletin . http://www.virusbtn.com/. . Technical journal on developments in the field of computer viruses and anti-virus products . Infectious Agents of Animals . and Plants. Chapter 14. What am I?. Structure and Classification of Animal Viruses. Classification of animal viruses. Taxonomic criteria based on. Genomic structure. DNA or RNA. HIV infected T-cell. Viral Structure. not . cells. small . infectious particles . w/. DNA or RNA enclosed . in a protein coat . (capsid). in . some cases. , a membranous envelope. Viral Genomes. genomes . Where the name came from. This is a phrase coined from biology to describe a piece of software that behaves very much like a real virus (only it spreads from computer to computer rather than people!).. Lecturer. Dr Ashraf Khasawneh. Department of Biomedical Sciences. Virus infections are Universal …….. Introduction to Virology. A virus is an obligate intracellular parasite containing genetic material surrounded by protein. STRUCTURE. A core nucleic acid - DNA or RNA. Nucleic Acid surrounded by a protein, called a capsid.. CLASSIFICATION. By genomes: DNA viruses, RNA viruses or retroviruses . (any . of a group of RNA viruses that insert a DNA copy of their genome into the . Folder Title: . CxVirus. (. NoTP. ). Updated: April 12, 2017. See Chapter 3, Weinberg, 2. nd. Edition pages 71 to 102. Importance of Virology to. Cancer Biology and Cancer Medicine. Need to Control Potentially Infectious Exposure. . 19, . Ch. 23, and more . Bacteria & Virus Overview. Interesting stuff!. We live with bacteria and viruses constantly, but most people don’t know much about them.. In this chapter we learn both the good and bad of each. VOCABULARY. Virus. Capsid. Envelope. Human . Immunodeficiency Virus (HIV. ). Influenza. Lytic Cycle. Lysogenic Cycle. Lysis. Retrovirus. Prerequisite questions. What are the eight characteristics which all living things have in common. La gamme de thé MORPHEE vise toute générations recherchant le sommeil paisible tant désiré et non procuré par tout types de médicaments. Essentiellement composé de feuille de morphine, ce thé vous assurera d’un rétablissement digne d’un voyage sur . arboviruses. ) are viruses that can be transmitted to man by arthropod vectors. . Arboviruses. belong to three families:. Togaviruses. . Bunyaviruses. e.g. . Sandfly. Fever. .. Flaviviruses. e.g. Yellow Fever, dengue, Japanese Encephalitis.