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CD4

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia 0.04 sec.
CD4  (sd-fôr, -fr)
n.
1. A glycoprotein predominantly found on the surface of helper T cells. In humans, it is a receptor for HIV, enabling the virus to gain entry into its host.
2. A cell bearing the CD4 surface receptor.
[c(luster of) d(ifferentiation antigen) 4.]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.CD4 - a glycoprotein that is found primarily on the surface of helper T cells; "CD4 is a receptor for HIV in humans"
cluster of differentiation 4
glycoprotein - a conjugated protein having a carbohydrate component


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PcP incidence was highest in patients with the lowest CD4 counts, but PcP is uncommon compared with incidences of pulmonary tuberculosis and bacterial pneumonia.
Pneumocystis pneumonia in HIV-positive adults, Malawi (1) by Meshnick, Steven R. / Emerging Infectious Diseases
Costs among the sickest patients (those with the lowest CD4 cell counts) come to nearly triple those among individuals whose disease is least advanced.
Bulk of health care costs for people with HIV are for drugs, ... by Hollander, D. / Perspectives on Sexual and Reproductive Health
For 4 weeks, each patient received twice-daily injections of enfuviritide, which inhibits HIV from invading fresh CD4 T cells--the primary cells that HIV commandeers.
Rooting out hidden HIV by Science News
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