Endothelin Receptor Type A Antagonist

**Semantic type:** Chemical Viewed Functionally

**Definition:** A group of agents that bind to the endothelin-1 receptor (primarily endothelin-A receptor, or ET-A), thereby inhibiting tumor cell proliferation and tumor associated angiogenesis. (NCI04)

**Synonyms:** - ETA Receptor Antagonist - Endothelin-1 Protein Receptor Antagonist - endothelin-1 protein receptor antagonist