产品描述: | MI-463 is a potent and orally bioavailable inhibitor of the menin-mLL interaction (IC50: 15.3 nM). |
靶点: |
Epigenetic Reader Domain;Histone Methyltransferase;EpigeneticReaderDomain; HistoneMethyltransferase |
体外研究: |
Treatment of murine bone marrow cells (BMC) transformed with the mLL-AF9 oncogene with MI-463 results in substantial growth inhibition (GI50: 0.23 μM). MI-463 is effective in inducing differentiation of MLL leukemia cells. Treatment with sub-micromolar concentrations of MI-463 also leads to markedly reduced expression of Hoxa9 and Meis1. |
体内研究: |
MI-463 shows substantial survival benefit in mouse models of MLL leukemia. It has very favorable druglike properties, including metabolic stability and PK profile in mice. MI-463 achieves high level in peripheral blood following a single intravenous or oral dose, while also showing high oral bioavailability (45%). MI-463 induces strong inhibition of tumor growth with once-daily intraperitoneal (i.p.) administration. The expression of mLL fusion protein target genes, HOXA9 and MEIS1, is significantly reduced upon treatment with MI-463. |
细胞实验: |
Leukemia cells are treated with MI-463 or 0.25% DMSO and cultured at 37 °C for 7 days. Media is changed on day 4, viable cell numbers are restored to the original concentration and MI-463 is re-supplied. MTT cell proliferation assay kit is then employed, and plates are read for absorbance at 570 nm using a microplate reader. |
动物实验: |
For efficacy studies in MV4;11 subcutaneous xenograft mice model, 5×10^6 cells are injected into the 4-6 week old female BALB/c nude mice. Treatment is started when the tumor size reached ~100 mm^3. Vehicle (25% DMSO, 25% PEG400, 50% PBS) or MI-463 are administrated once daily at designated doses using i.p. injections. |
参考文献: |
1. Borkin D, et al. Pharmacologic inhibition of the Menin-MLL interaction blocks progression of MLL leukemia in vivo. Cancer Cell. 2015 Apr 13;27(4):589-602. |
溶解性: |
soluble in DMSO |
保存条件: |
-20℃ |
配置溶液浓度参考: |
|
1mg |
5mg |
10mg |
1 mM |
2.064 ml |
10.319 ml |
20.638 ml |
5 mM |
0.413 ml |
2.064 ml |
4.128 ml |
10 mM |
0.206 ml |
1.032 ml |
2.064 ml |
50 mM |
0.041 ml |
0.206 ml |
0.413 ml |
|
注意: |
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