DMOG is an antagonist of α-ketoglutarate cofactor and inhibitor for HIF prolylhydroxylase.

Darapladib (SB-480848) is a reversible lipoprotein-associated phospholipase A2 (Lp-PLA2) inhibitor with IC50 of 0.25 nM.  

INCB024360 analogue is a potent, competitive IDO1 (indoleamine-(2,3)-dioxygenase) inhibitor with IC50 of 67 nM.

CH-223191 is a potent and specific aryl hydrocarbon receptor (AhR) antagonist with IC50 of 30 nM.  

Indoximod (NLG-8189), a methylated tryptophan, acts as an IDO (indoleamine-(2,3)-dioxygenase) pathway inhibitor, and reverses IDO-mediated immune suppression.  

Xanthohumol, a prenylated chalcone from hop, inhibits COX-1 and COX-2 activity and shows chemopreventive effects.  

SW033291 is a selective inhibitor of 15-hydroxyprostaglandin dehydrogenase (15-PGDH) with IC50 and Kiapp of 1.5 nM and 0.1 nM, respectively.  

Epacadostat (INCB024360) is a potent and selective indoleamine 2,3-dioxygenase (IDO1) inhibitor with IC50 of 10 nM and displays high selectivity over other related enzymes such as IDO2 or tryptophan 2,3-dioxygenase (TDO).