• H.I.V. kills CD4 cells, or T-helper cells • Once the immune system is compromised, a person develops AIDS (acquired immuno-deficiency syndrome) • H.I.V. is most commonly transmitted by sexual contact with an infected person • Insect bites and sweat carry almost no risk of transmission • Studies show that drying H.I.V. infected fluids can reduce viral presence by 90-99% • There is no vaccine for H.I.V. and no cure for AIDS GIANTmicrobes(R) Original (5-7" plush doll) $7.95 GIANTmicrobes(R) Petri Dish (3 mini microbes) $12.95

Hepatitis (Hepatitis C Virus) HIV (Human Immunodeficiency Virus) Polio (Poliovirus) TB (Tuberculosis)