CD5 Antigens

**Definition:** Glycoproteins expressed on all mature T-cells, thymocytes, and a subset of mature B-cells. Antibodies specific for CD5 can enhance T-cell receptor-mediated T-cell activation. The B-cell-specific molecule CD72 is a natural ligand for CD5. (From Abbas et al., Cellular and Molecular Immunology, 2d ed, p156)

**Tree numbers:** - D23.050.301.264.051.101 - D23.050.301.264.894.101 - D23.101.100.150.101 - D23.101.100.894.101

**Synonyms:** - CD5 Antigen - Antigens, CD5 - Leu-1 Antigen - T1 Antigen