CAS RN 136553-81-6
CAS RN 136553-81-6
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BQ-123, MedChemExpress
MedChemExpress BQ-123 is a potent and selective endothelin A (ETA) receptor antagonist with an IC50 of 7.3 nM and a Ki of 25 nM. BQ-123 inhibits endothelin-1-mediated proliferation of human pulmonary artery smooth muscle cells and lowers blood pressure in different rat models of hypertension.