PSN632408 is an optimized agonist of GPR119 receptors that display similar potency to OEA at both recombinant mouse and human GPR119 receptors (EC50: 5.6 and 7.9 uM, respectively).
MK-6240 is a tau positron emission tomography (PET) tracer for neurofibrillary tangles (NFTs). MK-6240 exhibits high specificity and selectivity for binding to NFTs.