产品描述: | Mirin是有效的Mre11–Rad50–Nbs1(MRN)复合体抑制剂,能够抑制Mre11相关的外切酶活性。Mirin 可抑制MRN依赖的ATM的激活 |
靶点: |
MRN;ATM;ATM/ATR |
体外研究: |
Mirin抑制了DSB诱导的ATM活化,ATM依赖性的下游靶点Nbs1和Chk2的磷酸化以及MRN依赖性的ATM在Ser1981位点的自磷酸化。Mirin还抑制了TOSA4细胞的G2检查点以及HEK293细胞中同源依赖性的DNA修复。在整合有HPV16 (SiHa)的细胞中,Mirin增加了HPV episomes对PA25的敏感性,使PA25的IC50降低了5倍。mirin的预处理还降低了cisplatin处理的293细胞的细胞活性并且抑制了增殖细胞核抗原的表达 |
体内研究: |
Mirin in nanoparticles resulted in a sharp impairment of tumor growth, associated with DDR activation, p53 accumulation, and cell death. |
细胞实验: |
Cell lines: HEK 293 cells Concentrations: 100 μM Incubation Time: 24 h Method: 人源胚胎肾细胞HEK293用添加有5热灭活胎牛血清,青霉素(100 U/mL),链霉素(100 mg/mL)的RPMI-1640培养基在含有5% CO2,37 °C的条件下进行培养。每个48小时更换新的培养基。细胞接种到96-孔板上,用mirin(100 μM)预处理一小时,然后加入cisplatin后再孵育8小时和24小时。然后利用EZ-Cytox cell viability assay kit进行MTT测试,MTT的降低值用酶标仪在450 nm波长下进行测定。 |
参考文献: |
1. Dupré A, et al. A forward chemical genetic screen reveals an inhibitor of the Mre11-Rad50-Nbs1 complex. Nat Chem Biol. 2008, 4(2), 119-125. 2. Edwards TG, et al. DNA damage repair genes controlling human papillomavirus (HPV) episome levels under conditions of stability and extreme instability. PLoS One. 2013, 8(10):e75406. 3. Kim YJ, et al. Expression of the Mre11-Rad50-Nbs1 complex in cisplatin nephrotoxicity. Environ Toxicol Pharmacol. 2015, 40(1), 12-17. 4. Petroni M, et al. MRE11 inhibition highlights a replication stress-dependent vulnerability of MYCN-driven tumors. Cell Death Dis. 2018 Aug 30;9(9):895. |
溶解性: |
soluble in DMSO |
保存条件: |
-20℃ |
配置溶液浓度参考: |
|
1mg |
5mg |
10mg |
1 mM |
4.54 ml |
22.702 ml |
45.403 ml |
5 mM |
0.908 ml |
4.54 ml |
9.081 ml |
10 mM |
0.454 ml |
2.27 ml |
4.54 ml |
50 mM |
0.091 ml |
0.454 ml |
0.908 ml |
|
注意: |
部分产品我司仅能提供部分信息,我司不保证所提供信息的权威性,仅供客户参考交流研究之用。 |