Description_x000D_ Biochem/physiol Actions_x000D_ The SML0170 ligand was shown to antagonize the activity of the 5 HT1A agonist, 5-HT, in the ChanTest CHO cell line expressing the human 5-HT1A receptor, using the Ca++ sensitive fluorescent indicator, Fura-2 AM._x000D_ Reconstitution_x000D_ Dissolve 0.2 mg in 19.5 ul of DMSO to give a 10mM stock solution. Once reconstituted into DMSO the product, must be stored, preferably in smaller aliquots, at -20°C.