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Homoharringtonine

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Chemical Structure| 26833-87-4 同义名 : Omacetaxine mepesuccinate;HHT;homoharringtonine, 3H-labeled, (3(R))-isomer;Ceflatonin;NSC 141633;Myelostat;CGX-635
CAS号 : 26833-87-4
货号 : A718170
分子式 : C29H39NO9
纯度 : 98%
分子量 : 545.621
MDL号 : MFCD05618221
存储条件:

粉末 Sealed in dry,2-8°C

液体 -20°C:3-6个月-80°C:12个月

溶解度 :

DMSO: 50 mg/mL(91.64 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

H2O: 1 mg/mL(1.83 mM),配合低频超声助溶

动物实验配方:
生物活性
描述 Homoharringtonine effectively suppresses IL-6-induced STAT3 phosphorylation in a dose- and time-dependent manner. Moreover, it impedes cellular growth, viability, and colony formation while promoting apoptosis via the mitochondrial pathway. We evaluate its cytotoxicity on human NSCLC cell lines A549 (wild type EGFR) and NCI-H1975 (H1975, mutant EGFR with L858R and T790M), using Gefitinib as a control. Through MTT assays, we find that Homoharringtonine demonstrates moderate cytotoxicity towards A549 cells, with an IC50 of 3.7 μM, while H1975 cells exhibit heightened sensitivity, with an IC50 of 0.7 μM. Furthermore, Homoharringtonine suppresses the proliferation and growth of both A549 and H1975 cells in a dose- and time-dependent manner, as confirmed by MTT assays. Additionally, using trypan blue exclusion assays, we observe a rapid reduction in viable A549 and H1975 cells in response to Homoharringtonine treatment, again in a dose- and time-dependent manner. Notably, Homoharringtonine significantly curtails the clonogenic potential of both A549 and H1975 cells[1].
实验方案
1mg 5mg 10mg

1 mM

5 mM

10 mM

1.83mL

0.37mL

0.18mL

9.16mL

1.83mL

0.92mL

18.33mL

3.67mL

1.83mL

参考文献

[1]Cao W, et al. Homoharringtonine induces apoptosis and inhibits STAT3 via IL-6/JAK1/STAT3 signal pathway in Gefitinib-resistant lung cancer cells. Sci Rep. 2015 Jul 13;5:8477

[2]Ardayfio PA, et al. The 5-hydroxytryptamine2A receptor antagonist R-(+)-alpha-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl-4-piperidinemethanol (M100907) attenuates impulsivity after both drug-induced disruption (dizocilpine) and enhancement (antidepressant drugs) of differential-reinforcement-of-low-rate 72-s behavior in the rat. J Pharmacol Exp Ther. 2008 Dec;327(3):891-7.