| 产品描述: | NVP 231 is a potent, specific, and reversible ceramide kinase (CerK) inhibitor(IC50=12 nM) that competitively inhibits binding of ceramide to CerK[1]. NVP 231 induces cell apoptosis by increasing DNA fragmentation and caspase-3 and caspase-9 cleavage |
| 靶点: |
IC50: 12 nM (CerK); apoptosis;Apoptosis;ERK |
| 体外研究: |
NVP-231 (0-500 nM; 24 hours) gradually reduces the cellular CerK activity, as measured by NBD-C1P formation, demonstrating that NVP-231 active in transfected cells. The IC50 for CerK in this cellular system is 59.70 ± 12 nM. NVP-231 (0-1000 nM; 48 hours) decreases cell viability as a dose-dependent manner. This compound shows IC50 values of 1 μM in MCF-7 cells and 500 nM in NCI-H358 cells. NVP-231 (1 μM; 24-72 hours) induces caspase-3 and caspase-9 cleavage in both cell lines. However, the highest caspase-3 and caspase-9 cleavage and activation occurred at 24 hours in MCF-7 cells, then decreases again. In NCI-H358 cells, caspase-3 and caspase-9 cleavage occurrs continuously over 72 hours. NVP-231 (0-500 nM; 24 hours) causes a concentration-dependent up-regulation of cyclin B1 phosphorylation at Ser133 and a reduction of CDK1 phosphorylation at Tyr15. The total CDK1 expression also declined upon CerK inhibition. Cell Viability Assay Cell Line: MCF-7 cells; NCI-H358 cells Concentration: 0 nM, 10 nM, 100 nM, 300 nM, 500 nM, 1000 nM Incubation Time: 48 hours Result: Reduced MCF-7 cells and NCI-H358 cells in a concentration manner. Apoptosis Analysis Cell Line: MCF-7 cells; NCI-H358 cells Concentration: 1000 nM Incubation Time: 24-72 hours Result: Increases caspase-3 and caspase-9 cleavage in MCF-7 and NCI-H358 cells. Western Blot Analysis Cell Line: MCF-7 cells; NCI-H358 cells Concentration: 0 nM, 100 nM, 300 nM, 500 nM Incubation Time: 24 hours Result: Decreased p-cyclin B1, p-CDK1 as |
| 参考文献: |
1. Graf C, et al. Targeting ceramide metabolism with a potent and specific ceramide kinase inhibitor. Mol Pharmacol. 2008 Oct;74(4):925-32. 2. Graf C, et al. A secondary assay for ceramide kinase inhibitors based on cell growth inhibition by short-chain ceramides. Anal Biochem. 2009 Jan 1;384(1):166-9. 3. Pastukhov O,et al. The ceramide kinase inhibitor NVP-231 inhibits breast and lung cancer cell proliferation by inducing M phase arrest and subsequent cell death.Br J Pharmacol. 2014 Dec;171(24):5829-44. |
| 溶解性: |
Soluble in DMSO |
| 保存条件: |
-20°C |
| 配置溶液浓度参考: |
|
1mg |
5mg |
10mg |
| 1 mM |
2.317 ml |
11.586 ml |
23.172 ml |
| 5 mM |
0.463 ml |
2.317 ml |
4.634 ml |
| 10 mM |
0.232 ml |
1.159 ml |
2.317 ml |
| 50 mM |
0.046 ml |
0.232 ml |
0.463 ml |
|
| 注意: |
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