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. Age 3+
Each plush microbe includes a printed card with fun, educational and fascinating facts about the actual microbe or cell.
This item is eligible for free returns within 30 days of delivery. See our returns policy for further details.