Written for the layperson, this Mayo Clinic's Health Oasis article entitled Immune System - An Internal Force Armed and Ready for Battle provides a brief overview of the functions of the immune system.

http://www.mayohealth.org/mayo/9502/htm/immunesy.htm

The AIDS Virtual Library hosts an abundance of information on HIV and AIDS from alternative treatments to drug trial data to safer sex information to links to other web sites.

http://planetq.com/aidsvl/index.html

How HIV infects cells is presented in Overview of HIV Infection that includes diagrams by Cells Alive!.

http://www.cellsalive.com/hiv0.htm

Why are latex allergies on the increase? Perhaps it's because of the increased use of latex products coincident with the advent of HIV and AIDS. Read more about this in the article entitled Latex Allergies Rising by the Mayo Clinic's Health Oasis.

http://www.mayohealth.org/mayo/9705/htm/latex.htm