In 1978 the first case of what we now know as AIDS was discovered in New York City. By 1982 the total number of AIDS cases had jumped to 216. However researchers still did not know the cause of AIDS. But in 1984 the discovery of deficient helper T cells in most victims lead researchers to believe that AIDS is caused by a virus that attacks the T cells. And later proved this theory. Researchers still do not know when exactly this virus came into existence. However they have found that people in equatorial Africa

began to get AIDS in the early 1970s but called it “slim disease.”

Researchers did find a similar virus but not exactly identical one in the

Some topics in this essay:
CD4 T-cells, FDA United, Human Services, , Statistics Currently, AIDS Progressive, York City, CD4 T-Cells, Africa AIDS, Annabel Kanubus, immune system, people infected, cd4 t-cells, total aids, health human services, symptomatic phase, people aids, aids deaths, hiv transmission, children total, sexual contact, department health human, human services 1, total aids deaths,