HIV – Human Immuno-deficiency Virus
Human Immuno-deficiency Virus is the most deadly infected virus that causes acquired immunodeficiency syndrome (AIDS), which is a condition of complete failure of human immune system. AIDS was first clinically observed in 1981 in the United States. It is believed to have originated in non-human primates in West-central Africa and were transferred to humans.
How to test for HIV
There is no proper procedure to test the presence of Human Immuno-deficiency Virus in human body, because HIV has never been isolated from human blood. So, different procedures are used in different parts of the world for its diagnosis.
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