Fuscoside-OPC-21268-DataSheet-生命科学试剂-MedChemExpress

1、Hotline: 400-820-3792Inhibitors Agonists Screening Librarieswww.MedChemEFuscosideCat. No.: HY-15009CAS No.: 131631-89-5Synonyms: OPC-21268分式: CHNO分量: 449.54作靶点: Vasopressin Receptor作通路: GPCR/G Protein储存式: Powder -20C 3 years4C 2 yearsIn solvent -80C 6 months-20C 1 month溶解性数据体外实验 DMSO : 50 mg/mL (111

2、.22 mM; Need ultrasonic)Mass Solvent1 mg 5 mg 10 mg Concentration制备储备液1 mM 2.2245 mL 11.1225 mL 22.2450 mL5 mM 0.4449 mL 2.2245 mL 4.4490 mL10 mM 0.2224 mL 1.1122 mL 2.2245 mL请根据产品在不同溶剂中的溶解度，选择合适的溶剂配制储备液，并请注意储备液的保存式和期限。体内实验请根据您的实验动物和给药式选择适当的溶解案，配制前请先配制澄清的储备液，再依次添加助溶剂(为保证实验结果的可靠性，体内实验的作液，建议您现现配，当天使；澄

3、清的储备液可以根据储存条件，适当保存；以下溶剂前的百分 指该溶剂在您配制终溶液中的体积占)：1. 请依序添加每种溶剂： 10% DMSO 40% PEG300 5% Tween-80 45% salineSolubility: 2.5 mg/mL (5.56 mM); Clear solution2. 请依序添加每种溶剂： 10% DMSO 90% (20% SBE-CD in saline)Solubility: 2.5 mg/mL (5.56 mM); Clear solution3. 请依序添加每种溶剂： 10% DMSO 90% corn oil1/2 Master of Small

4、Molecules 您边的抑制剂师www.MedChemESolubility: 2.5 mg/mL (5.56 mM); Clear solutionBIOLOGICAL ACTIVITY物活性 Fuscoside (OPC-21268)种服有效的多肽类加压素受体 (vasopressin V1) 拮抗剂， IC50 值为0.4 M。IC50 & Target IC50: 0.4 M (vasopressin V1)Ki: 0.14 M (vasopressin V1) 1体外研究 The concentration of Fuscoside (OPC-21268) that displac

5、es 50% of specific AVP binding (IC50) is 0.4 M forVI receptors and 100 M for V2 receptors. The inhibition constant (Ki) of Fuscoside (OPC-21268) for V1receptors (0.14 M) 1.体内研究 Fuscoside (OPC-21268) competitively and specifically antagonizes pressor responses to AVP in vivo. Oraladministration of Fu

6、scoside (OPC-21268) (10 mg/kg) inhibits the vasoconstriction induced by exogenousAVP in a dose- and time-dependent manner and the effect lasts for more than 8 hours at 30 mg/kg 1.Fuscoside (OPC-21268) predominantly exerts a protective effect in areas where the maximum amount ofblood-brain barrier br

7、eakdown occurs, and it is effective in the treatment of cold-induced vasogenic brainedema. Fuscoside (OPC-21268) treatment at the dosages of 200 and 300 mg/kg significantly reduces brainwater content in both hemispheres. Swelling of the traumatized hemispheres is also significantly reduced at200 and

8、 300 mg/kg dosages 2.PROTOCOLAnimal Rats 1Administration 1 Male Sprague-Dawley rats, 300 to 400 g, are injected with Fuscoside (OPC-21268) (0.1, 0.3, 1 mg/kg).Fuscoside (OPC-21268) is given 2 min before the injection of AVP at 30 mU/kg i.v., angiotensin II at 0.3 g/kg i.v., and noradrenaline at 3 g/

9、kg i.v. 1.MCE has not independently confirmed the accuracy of these methods. They are for reference only.REFERENCES1. Yamamura Y, et al. OPC-21268, an orally effective, nonpeptide vasopressin V1 receptor antagonist. Science. 1991 Apr26;252(5005):572-4.2. Bemana I, et al. Treatment of brain edema with a nonpeptide arginine vasopressin V1 receptor antagonist OPC-21268 in rats.Neurosurgery. 1999 Jan;44(1):148-54.McePdfHeightCaution: Product has not been fully validated for