1. Hiv
... , was first recognized as a new and distinct clinical entity in 1981. Since then it has become a universal epidemic concerning all of mankind.(3) This epidemic is caused by the human immunodeficiency virus, also known as HIV. HIV belongs to the retrovirus family, a family of RNA viruses noted for possession of a viral reverse transcriptase.(2) Reverse transcriptase allows a retrovirus to synthesize DNA (deoxyribonucleic ... immune system cells become infected. HIV is frequently spread among injection drug users by the sharing of needles or syringes contaminated with minute quantities of...
- Word Count: 1538
- Approx Pages: 6
- Grade Level: High School