CD137 Agonist

**Semantic type:** Chemical Viewed Functionally

**Definition:** Any agent that targets and activates CD137 (4-1BB; tumor necrosis factor receptor superfamily member 9; TNFRSF9).

**Synonyms:** - 4-1BB Agonist - 4-1BB-targeting Agent - CD137-targeting Agent - TNFRSF9 Agonist