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Atosiban
本产品不向个人销售,仅用作科学研究,不用于任何人体实验及非科研性质的动物实验。
Atosiban图片
CAS NO:90779-69-4
包装:10mg
市场价:998元

产品介绍
Atosiban (RW22164; RWJ22164) 是一种九肽竞争性加压素/催产素受体拮抗剂,是一种脱氨催产素类似物。
Cas No.90779-69-4
别名阿托西班; RW22164; RWJ22164
分子式C43H67N11O12S2
分子量994.19
溶解度DMF: 30 mg/ml,DMSO: 14 mg/ml,Ethanol: 5 mg/ml,PBS (pH 7.2): 5 mg/ml
储存条件Store at -20℃
General tipsFor obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping ConditionEvaluation sample solution : ship with blue ice
All other available size: ship with RT , or blue ice upon request
产品描述

Atosibana is a mixed antagonist of oxytocin and vasopressin receptors [1].

Atosibana is a peptide and is a dual antagonist of oxytocin receptor (OTR) and vasopressin receptors (V1aR, V1bR, V2R). When acted as an OTR antagonist, atosibana showed pKi values of 7.9 and 7.2 for human OTR and rat OTR, respectively. Treatment of atosibana significantly inhibited cell growth in MDCK and HEK293 cells stably transfected with the human OTR with IC50 values of 15.4 nM and 20.8 nM, respectively. When acted as a vasopressin receptor antagonist, atosibana exerted pKi values of 9.8, 7.4 and 6.5 for hV1aR, hV1bR and hV2R, respectively. Atosibana has been shown to have efficacy in inhibiting uterine contractions and delaying preterm delivery. However, atosibana can not be used for long-term maintenance treatment since it is not orally bioavailable [1].

References:
[1] Borthwick A D.  Oral oxytocin antagonists. Journal of medicinal chemistry, 2010, 53(18): 6525-6538.
[2] Reversi A, Rimoldi V, Marrocco T, et al.  The oxytocin receptor antagonist atosiban inhibits cell growth via a “biased agonist” mechanism. Journal of Biological Chemistry, 2005, 280(16): 16311-16318.