Our skin is a mildly acidic surface which is a poor habitat for bacteria. Secretes an enzyme that degrades foreign substances. Good habitat for viruses. The weak part of our body in terms of sites for infection. An antibody is a protein that is produced by B-cells as part of the immune response.
Antibodies attach themselves to viruses.
If a germ is really strong, the B-cell is called in. AIDS diagnosis is when T-cell count is less than 200. HIV destroys T-cells. Recommended prevention strategies Abstaining from sexual intercourse is the most effective HIV prevention strategy. Engaging in sexual activities that do not involve vaginal, anal, or oral intercourse.