Definition of CD4

1. HIV AIDS Myths and Facts Slideshow Pictures
2. Take the HIV/AIDS Quiz
3. AIDS Retrospective Slideshow Pictures

CD4: A large glycoprotein molecule found on the surface of T lymphocytes that serves as the receptor for HIV. The CD4 gene is on chromosome 12 in region 12pter-p12. CD4 is also called T4. See also: Absolute CD4 count.

Need help identifying pills and medications?
Use the pill finder tool on RxList.