| 单词 | CD4 |
| 释义 | CD4 (sē′dē-fôr)n. A glycoprotein that is found on the surface of T cells, especially helper T cells, and functions as a receptor in activation of the cells. In humans, HIV gains entry to helper T cells by binding to the CD4 receptor. [c(luster of) d(ifferentiation antigen) 4.] |
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