HIV infection can be divided into following different stages:- 1. Acute Primary Infection 2. The Immune System Strikes Back 3. Clinical Latency 4. Clinical Latency. Stage # 1. Acute Primary Infection: Once HIV enters the body, the virus infects a large number of CD4+ T cells and replicates rapidly. During this acute phase of infection, the blood has a high [...]
Everything you need to know about human immunodeficiency virus and aids. Some of the frequently asked questions are as follows:- Q.1. How and when was HIV discovered? Ans:.By 1992, two cancer research laboratories were involved in research to find out the cause of a new disease, later called Acquired Immune Deficiency Syndrome (AIDS). In 1993, research teams headed by Luc [...]
In this article we will discuss about the genetics of viruses. History of Viruses: Viruses were first discovered in 1899 when M. W. Beijerinck noticed the existence of microorganisms invisible in the microscope, that could pass through filters that stopped bacteria. In 1917 Felix d'Herelle gave the name bacteriophage (meaning eater of bacteria) to one such microbe that was parasitic [...]