Millions of people around the world are affected by serious diseases that are difficult to prevent or cure some old and some new. For example, AIDS has no cure. After the discovery of the first antibiotics, scientists hoped that “wonder drugs” could wipe out the infectious diseases that ...

Trade off logic explain why some sexually transmitted pathogens are more harmful than others. Competitors that exploit the hosts soon after infection will be able to generate more progeny, they may therefore win out in competition with nay other competitors within the host and may be if they ...

Once in the bloodstream, the HTLV-III virus attacks and kills a special kind of white blood call called a T-cell. The T cells are essential to the effective functioning of the body's immune system. Once T cells are damaged and depleted, the body is vulnerable to any ...

Treatment for AIDS/HIV Human Immunodeficiency Virus attacks the CD4 immune cells, which are the immune system cells. CD4 cells trigger the immune system to create antibodies in order to fight off infection. As HIV destroys the CD4 cells, the function of immune system ...