MRS-1191 is an effective and selective A3adenosinereceptor antagonist (KB: 92 nM, a Ki: 31.4 nM for human A3receptor and an IC50: 120 nM for CHO cells).
MRS 1523 can exert an antihyperalgesic effect through N-type Ca channel block and action potential inhibition in isolated rat dorsal root ganglion (DRG) neurons. MRS 1523 is an effective and selective adenosineA3receptor antagonist Ki: 18.9 nM and 113 n