V-Set Domain-Containing T-Cell Activation Inhibitor 1

**Definition:** A B7 antigen subtype that inhibits the costimulation of T-cell activation, proliferation, cytokine production and development of cytotoxicity. The over expression of this protein in a variety of tumor cell types suggests its role in TUMOR IMMUNE EVASION.

**Tree numbers:** - D12.776.467.150.900 - D12.776.543.095.900 - D23.050.301.285.900 - D23.529.168.900

**Synonyms:** - B7H4 Immune Costimulatory Protein - Immune Costimulatory Protein B7-H4 - T-Cell Costimulatory Molecule B7x