整合素αvβ3和αvβ5的有效和选择性抑制剂;Potent and selective inhibitor of integrins αvβ3and αvβ5;Cilengitide是一种有效的integrin(整合素)抑制剂,作用于αvβ3受体和αvβ5受体,IC50分别为4.1 nM和79 nM,比作用于gpIIbIIIa选择性高10倍左右。;Cilengitide is a potent integrin inhibitor for αvβ3 receptor and αvβ5 receptor with IC50 of 4.1 nM and 79 nM, respectively; ~10-fold selectivity against gpIIbIIIa.