Version 2.74


Found on all functional T-cells; Absent on normal NK cells
Associated with mature T-cell neoplasms. Immature T-cell neoplasms may have cytoplasmic CD3, without cell surface CD3 Source: Regenstrief Institute

In immunology, the CD3 antigen (CD stands for cluster of differentiation) is a protein complex composed of four distinct chains (CD3γ, CD3δ and two times CD3ε) in mammals, that associate with molecules known as the T cell receptor (TCR) and the ζ-chain to generate an activation signal in T lymphocytes. Copyright Text is available under the Creative Commons Attribution/Share-Alike License. See for details. Source: Wikipedia, CD3

Basic Part Properties

Part Type
Component (Describes the core component or analyte measured)
Created On
Construct for LOINC Short Name

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Language Variants Get Info

Tag Language Translation
zh-CN Chinese (China) CD3
Synonyms: Leu4;Leu-4;T3
fr-CA French (Canada) CD3
et-EE Estonian (Estonia) CD3
es-ES Spanish (Spain) CD3
it-IT Italian (Italy) CD3
tr-TR Turkish (Turkey) CD3
ru-RU Russian (Russian Federation) CD3
nl-NL Dutch (Netherlands) CD3
fr-BE French (Belgium) CD3