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IMR-1
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。
IMR-1图片
CAS NO:310456-65-6
包装与价格:
包装价格(元)
5mg电议
25mg电议
100mg电议

产品介绍
IMR-1 是一类新型 Notch 抑制剂,靶向转录激活,IC50 为 26 μM。 IMR-1 阻止 Mastermind-like 1 (Maml1) 募集到染色质上的 Notch 三元复合物 (NTC),抑制 Notch 靶基因转录并显着抑制肿瘤生长。
Cas No.310456-65-6
别名[2-甲氧基-4-[(4-氧代-2-硫代-5-噻唑烷亚基)甲基]苯氧基]乙酸乙酯
化学名(E)-ethyl 2-(2-methoxy-4-((4-oxo-2-thioxothiazolidin-5-ylidene)methyl)phenoxy)acetate
Canonical SMILESCCOC(COC1=C(OC)C=C(/C([H])=C(S2)\C(NC2=S)=O)C=C1)=O
分子式C15H15NO5S2
分子量353.41
溶解度≥ 35.3mg/mL in DMSO
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

IC50: 26 μmol/L

IMR-1 is a inhibitor of Notch pathway.

Aberrant Notch activity has been reported to play a important role in the initiation and maintenance of the neoplastic phenotype and in various cancer stem cells, which alludes to its additional involvement in metastasis and resistance.

In vitro: In order to determine the effect of IMR-1 on the assembly of the Notch ternary complex (NTC) in cells, Notch-dependent cell lines OE33 and 786-0 were treated with IMR-1 or DAPT. Results showed that treatment of OE33 and 786-0 with IMR-1 could decrease the occupancy of Maml1 on the HES1 promoter but, in contrast to DAPT, IMR-1 treatment could not affect the occupancy of Notch1 on the HES1 promoter. In addition, western blot analyses indicated that IMR-1 treatment did not change the cellular levels of NICD [1].

In vivo: Animal study showed that treatment of mice with 15 mg/kg IMR-1 could readily block tumor establishment. Moreover, IMR-1 treatment at 15 mg/kg caused no observable adverse effects on the animal. In two independent PDX models, IMR-1 could significantly abrogate the tumor growth to a similar level achieved with DAPT treatment, without any significant weight loss or other visible signs of adverse effects in the treated mice [1].

Clinical trial: Up to now, IMR-1 is still in the preclinical development stage.

Reference:
[1] Astudillo L,Da Silva TG,Wang Z,et al.  The Small Molecule IMR-1 Inhibits the Notch Transcriptional Activation Complex to Suppress Tumorigenesis. Cancer Res.2016 Jun 15;76(12):3593-603.