产品描述: GNE-493 is a potent, selective, and orally available dual pan-PI3-kinase/mTOR inhibitor with IC50s of 3.4 nM, 12 nM, 16 nM, 16 nM and 32 nM for PI3Kα, PI3Kβ, PI3Kδ, PI3Kγ and mTOR. |
靶点:
PI3Kα:3.4 nM (IC50);PI3Kβ:12 nM (IC50);PI3Kδ:16 nM (IC50);PI3Kγ:16 nM (IC50);mTOR:30 nM (IC50);PI3K; mTOR |
体外研究:
GNE-493 is a low molecular weight, potent dual inhibitor of pan-PI3 kinases and mTOR. GNE-493 displays approximately equipotent inhibition of Class I PI3K isoforms, is submitted for screening in a 142 kinase panel provided by Invitrogen’s SelectScreen service. Of these kinases, only three are subject to greater than 50% inhibition by GNE-493, and none are inhibited greater than 80% when tested at 1 μM. Subsequently measured IC50s demonstrated that GNE-493 is more than 100-fold selective for PI3Kα over these three unrelated kinases (Aurora A IC50>10 μM, MLK1 IC50=591 nM and SYK IC50=371 nM) |
体内研究:
To confirm and compare in vivo efficacy, GNE-493 is examined in the human MCF7.1 breast cancer xenograft model that harbors a PI3Kα activating mutation. Mice bearing xenografts are dosed orally once daily with 10 mg/kg of GNE-493 for 21 continuous days. Similar to observations made in the PC3 prostate cancer xenograft model, 10 mg/kg of GNE-493 results in 73% tumor growth inhibition at day 21 when compared to vehicle control animals. When achieving comparable levels of drug exposure, GNE-493 shows a similar suppression of the PI3K pathway and consequently, a similar efficacy profile against MCF7.1 breast tumors |
参考文献:
1. Sutherlin DP, et al. Discovery of (thienopyrimidin-2-yl)aminopyrimidines as potent, selective, and orally available pan-PI3-kinase and dual pan-PI3-kinase/mTOR inhibitors for the treatment of cancer. J Med Chem. 2010 Feb 11;53(3):1086-97. |
溶解性:
soluble in DMSO |
保存条件:
-20℃ |
配置溶液浓度参考:
|
1mg |
5mg |
10mg |
1 mM |
2.685 ml |
13.425 ml |
26.85 ml |
5 mM |
0.537 ml |
2.685 ml |
5.37 ml |
10 mM |
0.268 ml |
1.342 ml |
2.685 ml |
50 mM |
0.054 ml |
0.268 ml |
0.537 ml |
|
注意: |
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