UFP-803 is a potent urotensin-II receptor (UT) ligand. UFP-803 has lower residual agonist activity, so it may be an important tool for the investigations on the role played by the UT system in physiology and pathology[1].
References
[1] Camarda V, et, al. In vitro and in vivo pharmacological characterization of the novel UT receptor ligand [Pen5,DTrp7,Dab8]urotensin II(4-11) (UFP-803). Comparative Study Br J Pharmacol. 2006 Jan; 147(1): 92-100. DOI:10.1038/sj.bjp.0706438