The bodys immune system is like any other system of the body. Each of them have their vital function for the human host.

There cannot be any impediment to science that will ultimately be good to the general public.

You can have an epidemic in a state. You can have it in a region. You can have it in a country where the critical level of disease passes a certain threshold and we call that an epidemic threshold.

When you put someone on therapy, you lower the level of virus such that it makes it very difficult for them to infect others.

Although it is still important to develop an HIV vaccine, we have significant tools already at our disposal that can make a major impact on the trajectory of this epidemic.

Previous efforts to eradicate malaria failed for several reasons, including political instability and technical challenges in delivering resources, especially in certain countries in Africa.

When a company is fairly certain of a profit margin that is substantial, it can assume responsibility for the clinical trials to develop a blockbuster drug.