CD4 — English Dictionary

Noun

1. A glycoprotein found on the surface of helper T cells and several other types of immune cells.

   Usage

   • Countable
   • Uncountable

2. A CD4+ helper T cell.

   Usage

   • Countable

   Broader terms

   receptor

   Examples

   In short, while CD4 counts can tell you where you are now, the viral load tells you where you are going.

Noun

1. a glycoprotein that is found primarily on the surface of helper T cells

   Synonyms

   cluster of differentiation 4

   Broader terms

   glycoprotein

   Examples

   CD4 is a receptor for HIV in humans