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Ecteinascidin 770 (Synonyms: Ecteinascidine 770; Et-770) 纯度: ≥99.0%
Ecteinascidin 770 (ET-770)是具有抗癌活性的1,2,3,4-四氢异喹啉生物碱,抑制U373MG cells的IC50值为4.83 nM。
Ecteinascidin 770 Chemical Structure
CAS No. : 114899-80-8
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5 mg | ¥2800 | In-stock | |
10 mg | ¥4000 | In-stock | |
50 mg | ¥12000 | In-stock | |
100 mg | 询价 | ||
200 mg | 询价 |
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Ecteinascidin 770 相关产品
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生物活性 |
Ecteinascidin 770 (ET-770) is a 1,2,3,4-tetrahydroisoquinoline alkaloid with potent anti-cancer activities; inhibits U373MG cells with an IC50 of 4.83 nM. |
IC50 & Target |
IC50: 4.83 nM (U373MG cell)[1]; 0.6 nM (HCT116 cell), 2.4 nM (QG56 cell), 0.81 nM (DU145)[2] |
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体外研究 (In Vitro) |
Ecteinascidin 770 induces apoptosis of U373MG cells. The IC50 concentration of ecteinascidin 770 for killing U373MG glioblastoma cells in culture by using the MTT assay is 4.83 nM by a 72 hour-treatment[1]. The IC50 values against human cell lines HCT116, QG56, and DU145 are 0.6, 2.4, and 0.81 nM, respectively[2]. ET-770 is shown to enhance anoikis response of human lung cancer H23 cells in a dose-dependent manner. Ecteinascidin 770 sensitizes the cells by activating the p53 protein, which in turn down-regulates anti-apoptotic myeloid cell leukemia sequence-1 (MCL1) and up-regulates BCL2-associated X protein (BAX) proteins. However, B-cell lymphoma-2 (BCL2) proteins are not significantly affected by Ecteinascidin 770. The anoikis sensitization of ET-770 is observed in H460 lung cancer cells[3]. 上海金畔生物科技有限公司 has not independently confirmed the accuracy of these methods. They are for reference only. |
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分子量 |
770.85 |
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Formula |
C40H42N4O10S |
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CAS 号 |
114899-80-8 |
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运输条件 |
Room temperature in continental US; may vary elsewhere. |
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储存方式 |
-20°C, protect from light *In solvent : -80°C, 6 months; -20°C, 1 month (protect from light) |
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溶解性数据 |
In Vitro:
DMSO : 50 mg/mL (64.86 mM; Need ultrasonic) 配制储备液
*
请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效。 In Vivo:
请根据您的实验动物和给药方式选择适当的溶解方案。以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液,再依次添加助溶剂: ——为保证实验结果的可靠性,澄清的储备液可以根据储存条件,适当保存;体内实验的工作液,建议您现用现配,当天使用; 以下溶剂前显示的百
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参考文献 |
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Cell Assay [3] |
Ecteinascidin 770 is dissolved in DMSO and diluted with appropriate medium. H23 and H460 cells are seeded into 96-well plates at 1×105 cell/mL for 24 h and then treated with different concentrations of ecteinascidin 770 for 24 h. Cells are then incubated with 20 μM of XTT reagent for a further 4 h at 37°C. The intensity of the formazan product is measured at 450 nm using a microplate reader. The cell viability is calculated from the optical density (OD) ratio of treated to non-treated control cells and is presented as a percentage to that of the non-treated controls[3]. 上海金畔生物科技有限公司 has not independently confirmed the accuracy of these methods. They are for reference only. |
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参考文献 |
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