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描述 | RO4929097 is a potent and selective γ-secretase inhibitor with IC50 value of 4nM for γ-secretase enzyme assay, as well as EC50 values of 14nM and 5nM for Aβ40 and Notch processing in engineered cell lines, respectively. As γ-secretase is the key component of the enzymatic complex cleaving and activating NOTCH, RO4929097 can also inhibit NOTCH signaling indirectly. Treatment with RO4929097 dose-dependently suppressed the production of intracellular Notch at concentration ranging in 0.1-5μM for 5 days, reduced the expression of the downstream Notch target Hes1 at concentration ranging in 0.1-1μM for 24h, and producd a less transformed morphology in A549 cells. Orally administration of RO4929097 at dose of 3, 10, 30 and 60mg/kg, qd, for 14 days achieved tumor growth inhibition by 66%, 77%, 79% and 88% in the A549 xenograft model. Treatment with 60 mg/kg RO4929097 twice daily with the 7+/14- schedule for a 21-day cycle achieved tumor growth inhibition by 91%. Inhibition of tumor growth remained prolonged and sustained up to 34 days post-treatment with reduced expression of several key angiogenic genes tested. |
细胞系 | 浓度 | 检测类型 | 检测时间 | 活动说明 | 数据源 |
MGG23 | 30 μM | Cell Viability Assay | 4 d | decreases cell viability | 24495907 |
MGG4 | 30 μM | Cell Viability Assay | 4 d | decreases cell viability | 24495907 |
MGG6 | 30 μM | Cell Viability Assay | 4 d | decreases cell viability | 24495907 |
MGG8 | 30 μM | Cell Viability Assay | 4 d | decreases cell viability | 24495907 |
Dose | Mice: 10 mg/kg[2] (p.o.) Nude Mice: 3 mg/kg - 60 mg/kg[1] (p.o.) | ||||||||
Administration | p.o. | ||||||||
Pharmacokinetics |
|
计算器 | ||||
存储液制备 | 1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
2.13mL 0.43mL 0.21mL |
10.65mL 2.13mL 1.07mL |
21.30mL 4.26mL 2.13mL |
CAS号 | 847925-91-1 |
分子式 | C22H20F5N3O3 |
分子量 | 469.404 |
别名 | RG-4733 |
运输 | 蓝冰 |
存储条件 |
粉末 Sealed in dry,Store in freezer, under -20°C 液体 -20°C:3-6个月-80°C:12个月 |
溶解度 |
DMSO: 50 mg/mL(106.52 mM),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 |
动物实验配方 |
IP 2% DMSO+2% Tween80+30% PEG300+water 5 mg/mL clear PO 0.5% CMC-Na 40 mg/mL suspension |