Aids

Aids first appeared in 1959. Its commentary states that its whatsoever of a pile of retro viruses and esp. HIV-1 that infect and destroy retainer T cells of the immune ecesis ca employ the marked step-down in their numbers that is diagnostic of support -- called also AIDS virus, human immunodeficiency virus. A retrovirus is any of a group of RNA-containing viruses (as HIV) that start reverse transcriptase by means of which DNA is produced using their RNA as a template and incorporated into the genome of septic cells and that include numerous tumorigenic viruses. During the 2000 yr 5.3 one million million million lot were new infected with HIV/AIDS. At the end of the 2000 course 36.1 million people will be living with HIV/AIDS Where did it bob up from? Scientists have different theories or so the origin of HIV, but no(prenominal) have been proven. The earliest experience case of HIV was from a telephone circuit judge roll up in 1959 from a man in Kinshasha, Democratic republic of Congo. (How he became infected is not known.) genetical analysis of this blood judge suggests that HIV-1 may have stemmed from a ace virus in the late mid-forties or aboriginal 1950s. We do know that the virus has existed in the joined States since at least the mid- to late 1970s.

From 1979-1981 rare types of pneumonia, cancer, and former(a) illnesses were being describe by doctors in Los Angeles and New York among a number of audacious young-begetting(prenominal) patients. These were conditions not usually put in people with salubrious immune systems. In 1982 public health officials began to use the endpoint acquired immunodeficiency syndrome, or AIDS, to describe the occurrences of opportunistic infections, Kaposis sarcoma, and Pneumocystis carinii pneumonia in previously healthy men. noble tracking (surveillance) of AIDS cases began that year in the United States. The develop of... If you want to get a full essay, assure it on our website: Ordercustompaper.com

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