AIDS is: now a commonly used term for Acquired Immunodeficiency Syndrome and also for HIV / AIDS, WHO uses the term to ¡° denote the entire health related problem with HIV infection. ¡±

American Foundation for AIDS Research (amfAR): Does your cooperation in 1985 by Dr. Mathilde Krim and by Dr. Michael Gottlieb. He remains an influential advocate for HIV / AIDS programs.

Anal sex: Sexual intercourse when the penis is inserted into the anus. Often used as a measure of birth control by young adults.

Antibiotics: a substance that kills or inhibits the growth of organisms. Once, as a silver bullet, antibiotics are now commonly used to fight against diseases and infections. increasing indications that many human viruses and bacteria become resistant to antibiotics of our today.

Antibody: Members of a class of proteins called immunoglobulins. Antibodies may tag, destroy and neutralize bacteria, viruses or other harmful toxins. Antibodies attack infected cells, making them more vulnerable to attack other parts of the immune system.

Antigen: a foreign protein that fight an immune response (production of antibodies against antigens of cases). Common examples of antigens are bacteria and viruses that cause disease in humans. The antibody is in response to a specific antigen unique set up for this antigen and reacts with others.