HAS GALLO PROVEN THE ROLE OF HIV IN AIDS

HAS GALLO PROVEN THE ROLE OF HIV IN acquired immune deficiency syndrome introduction In 1982, Robert Gallo from the National Cancer Institute in the USA, go forward the hypothesis that the cause of AIDS is a retrocomputer virus. uncomparable year later, Myron Essex and his colleagues (1) establish that AIDS patients had antibodies to the Human T-cell Leukemia virus Type-1 (HTLV-I), a virus discovered by Gallo a a bring together of(prenominal) eld earlier. At the same time, Gallo and his colleagues (2) inform the isolation of HTLV-I from AIDS patients and advocated a role for this retrovirus in the pathogenesis of AIDS.

This hypothesis however, was not without a few problems: 1. While HTLV-I was accepted to induce T4-cell proliferation and cause self-aggrandising T-cell leukaemia,(3) the assay-mark of AIDS was T4-cell depletion, and the incidence of leukaemia in AIDS patients was no high than in the general population; 2. The highest frequency of antibodies to this virus was found in Japan, yet no AIDS cases had been reported from that countr...If you fatality to get a full essay, order it on our website: BestEssayCheap.com

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