In this article we will discuss about Arbo Viruses:- 1. Introduction to Arbo Viruses 2. Classification of Arbo Viruses 3. General Properties. Introduction to Arbo Viruses: The arthropod viruses or Arbo viruses are a group of RNA viruses of diverse physical and chemical properties, that are transmitted by blood sucking arthropod from one vertebrate host to another. The viruses multiply [...]
The below mentioned article provides a short note on Corona Viruses. Introduction to Corona Viruses: Corona viruses (Corona, meaning crown) are spherical (100-150 nm in diam.), pleomorphic, enveloped RNA viruses containing petal- or club-shaped peplomers (spikes) on the surface. Pathogenesis of Corona Viruses: They are widespread in nature and infect a wide range of hosts. They have a variable tissue [...]
The following points highlight the two main groups of slow virus disease. The groups are: 1. Animal Infection 2. Human Infection. Slow Virus Disease: Group # 1. Animal Infection: a. Visna: It is caused by viruses which are classified under the family lendviridae (See AIDS) as retro viruses and also cause a demyelinating disease in sheep with incubadon period of [...]