GPR35 agonist 1 (compound 50) is a potent and specific G protein-coupled receptor-35 (GPR35)/CXCR8 agonist with an EC50 of 5.8 nM, displays good druggability.
ML 145 is a selective GPR35/CXCR8 antagonist with an IC50/EC50 of 20.1 nM, but not for the related GPR55 orphan receptor. GPR35 is expressed by various cells of the immune system and it may has potential as a therapeutic target in inflammatory disease.