When a pregnant HIV-infected woman receives good medical care early and takes antiviral medications regularly during her pregnancy, the chance that she will pass HIV to her unborn baby is dramatically reduced. It is important that any pregnant woman who knows she is HIV-positive start prenatal care as soon as possible to take full advantage of [...]
Anti-retroviral drugs inhibit the growth and replication of HIV at various stages of its life cycle. Seven classes of these drugs are available: Nucleoside analogue reverse transcriptase inhibitors (NRTIs). NRTIs were the first anti-retroviral drugs to be developed. They inhibit the replication of an HIV enzyme called reverse transcriptase. They include zidovudine (Retrovir), lamivudine (Epivir), [...]
Description of The Immune System It is the business of the immune systemto recognize “self” (the body’s own cells) and “non-self” (an antigen – a virus, fungus, bacterium, or any other cell or piece of foreign tissue). To deal with antigens, the system manufactures specialized cells to recognize infiltrators and eliminate them. Among the primary [...]