体外研究
(4E)-SUN9221 potently inhibits collagen-, ADP- and epinephrine-induced platelet aggregation, with IC
50
s of 10 nM, 35 nM, 14 nM, respectively, in human platelet-rich plasma (PRP). (4E)-SUN9221 displays potent α1-adrenergic antagonist activity (pA2 =8.89±0.21) and 5-HT2 antagonist activity (pA2 =8.74±0.22).