Eptifibatide

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Chemical Structure| 188627-80-7 同义名 : -
CAS号 : 188627-80-7
货号 : A135064
分子式 : C35H49N11O9S2
纯度 : 98%
分子量 : 831.96
MDL号 : MFCD05662245
存储条件:

Pure form Sealed in dry, store in freezer, under -20°C

In solvent -20°C:3-6个月-80°C:12个月

溶解度 :

DMSO: 250 mg/mL(300.49 mM),配合低频超声助溶,注意:DMSO长时间开封后,会吸水并导致溶解能力下降,请避免使用长期开封的DMSO

H2O: 50 mg/mL(60.1 mM),配合低频超声助溶

动物实验配方:
生物活性
描述 Glycoprotein (GP) IIb/IIIa complexe is responsible for the formation of platelet aggregates and the adhesion of platelets to uncovered collagen fibers in the injured vessel wall. Eptifibatide is a potent antagonist of GPIIb/IIIa complex. It dose-dependently reduced the adhesion of collagen-activated platelets to a fibrinogen-coated surface with a concentration of 4-38μg/mL and the approximate IC50 value was 11μg/mL. Eptifibatide at 4-52µg/mL reduced thrombin, collagen, and ADP-induced platelet aggregation in a concentration-dependent manner with estimated IC50 values of 16, 25, and 27µg/mL for ADP, collagen and thrombin, respectively. In addition, eptifibatide at 52µg/mL reduced lysosome secretion induced by ADP, collagen and thrombin by 70, 60, and 50 %, respectively[4]. Eptifibatide binds to GPIIb/IIIa complex with an KD value of 120nM[5]. In a mouse model of cecal slurry-induced sepsis, intravenous administration of eptifibatide (15µg/g, three times) resulted in lower sepsis scores and better survival when compared with vehicle-treated group.
临床研究
NCT号 适应症或疾病 临床期 招募状态 预计完成时间 地点
NCT01994941 Acute Coronary Syndrome Phase 4 Completed - Hong Kong ... 展开 >> Department of Medicine, the University of Hong Kong, Queen Mary Hospital, Hospital Authority Hong Kong, Hong Kong 收起 <<
NCT01087723 Acute Coronary Syndrome Phase 3 Completed - -
NCT01103440 Stable Angina Phase 2 Completed - United States, New York ... 展开 >> Mount Sinai Medical Center New York, New York, United States, 10029 收起 <<
实验方案
1mg 5mg 10mg

1 mM

5 mM

10 mM

1.20mL

0.24mL

0.12mL

6.01mL

1.20mL

0.60mL

12.02mL

2.40mL

1.20mL

参考文献

[1]Schwarz M, Katagiri Y, et al. Reversibility versus persistence of GPIIb/IIIa blocker-induced conformational change of GPIIb/IIIa (alphaIIbbeta3, CD41/CD61). J Pharmacol Exp Ther. 2004 Mar;308(3):1002-11.

[2]O'Shea JC, Tcheng JE. Eptifibatide: a potent inhibitor of the platelet receptor integrin glycoprotein IIb/IIIa. Expert Opin Pharmacother. 2002 Aug;3(8):1199-210.

[3]EPTIFIBATIDE

[4]Ciborowski M, Tomasiak M. The in vitro effect of eptifibatide, a glycoprotein IIb/IIIa antagonist, on various responses of porcine blood platelets. Acta Pol Pharm. 2009 May-Jun;66(3):235-42. PMID: 19645323.

[5]Moser M, Bertram U, Peter K, Bode C, Ruef J. Abciximab, eptifibatide, and tirofiban exhibit dose-dependent potencies to dissolve platelet aggregates. J Cardiovasc Pharmacol. 2003 Apr;41(4):586-92. doi: 10.1097/00005344-200304000-00011. PMID: 12658060.