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CD4

American  

noun

  1. a protein on the surface of T cells and other cells, functioning as a receptor for the AIDS virus antigen.


Etymology

Origin of CD4

1980–85; c(luster of) d(ifferentiation) 4


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“I strongly urge the Council President to engage directly with CD4 leaders and residents to discuss their needs and vision for the next two years,” she said in a statement.

From Los Angeles Times ● Nov. 12, 2026

Hashimoto says the next step will be to investigate how CD4 CTLs behave inside human tissues.

From Science Daily ● Aug. 25, 2026

"Some CD4 CTLs may recognize cancer-related targets, although their exact targets remain unknown," Hashimoto says.

From Science Daily ● Aug. 25, 2026

When the immune system encounters a threat, CD4 CTLs can make copies of themselves.

From Science Daily ● Aug. 25, 2026

ART works so powerfully that it virtually shuts down the ability of these integrated viral genes to make new HIVs, but some of the infected CD4 cells remain in various tissues—the reservoirs.

From Science Magazine ● Mar. 7, 2024

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