Laduviglusib trihydrochloride (Synonyms:CHIR-99021 trihydrochloride; CT99021 trihydrochloride)
目录号 : KM8540 CAS No. : 1782235-14-6 纯度 : 98%

Laduviglusib (CHIR-99021) trihydrochloride 是一种有效的选择性 GSK-3α/β 抑制剂,IC50 为 10 nM 和 6.7 nM。CHIR-99021 trihydrochloride 对 GSK-3 的选择性比 CDC2,ERK2 和其他蛋白激酶高 500 倍以上。Laduviglusib trihydrochloride 还是一种有效的 Wnt/β-catenin 信号通路激活剂。Laduviglusib trihydrochloride 可增强小鼠和人类胚胎干细胞的自我更新。Laduviglusib trihydrochloride 能诱导细胞自噬 (autophagy)。

规格 价格 是否有货 数量
2mg
In-stock
5mg
In-stock
10mg
In-stock
50mg
In-stock
100mg 询价 In-stock
200mg 询价 In-stock

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生物活性

Laduviglusib (CHIR-99021) trihydrochloride is a potent and selective GSK-3α/β inhibitor with IC50s of 10 nM and 6.7 nM. Laduviglusib trihydrochloride shows >500-fold selectivity for GSK-3 over CDC2, ERK2 and other protein kinases. Laduviglusib trihydrochloride is also a potent Wnt/β-catenin signaling pathway activator. Laduviglusib trihydrochloride enhances mouse and human embryonic stem cells self-renewal. Laduviglusib trihydrochloride induces autophagy.

体外研究

Laduviglusib trihydrochloride inhibits human GSK-3β with Ki values of 9.8 nM. Laduviglusib trihydrochloride is a small organic molecule that inhibits GSK3α and GSK3β by competing for their ATP-binding sites.In vitro kinase assays reveal that Laduviglusib trihydrochloride specifically inhibits GSK3β (IC50=~5 nM) and GSK3α (IC50=~10 nM), with little effect on other kinases. In the presence of Laduviglusib trihydrochloride the viability of the ES-D3 cells is reduced by 24.7% at 2.5 μM, 56.3% at 5 μM, 61.9% at 7.5 μM and 69.2% at 10 μM Laduviglusib trihydrochloride with an IC50 of 4.9 μM.

体内研究

In ZDF rats, a single oral dose of Laduviglusib (16 mg/kg or 48 mg/kg) trihydrochloride rapidly lowers plasma glucose, with a maximal reduction of nearly 150 mg/dl 3-4 h after administration. Laduviglusib (2 mg/kg) trihydrochloride given once, 4 h before irradiation, significantly improves survival after 14.5 Gy abdominal irradiation (ABI). Laduviglusib trihydrochloride treatment significantly blocks crypt apoptosis and accumulation of p-H2AX cells, and improves crypt regeneration and villus height. Laduviglusib trihydrochloride treatment increases Lgr5 cell survival by blocking apoptosis, and effectively prevents the reduction of Olfm4, Lgr5 and CD44 as early as 4 h.

分子式
C22H21Cl5N8
分子量
574.72
CAS号
1782235-14-6
运输条件

Room temperature in continental US; may vary elsewhere.

储存方式
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
溶解性数据
In Vitro: 

DMSO : ≥ 32 mg/mL (55.68 mM)

H2O : 19 mg/mL (33.06 mM; Need ultrasonic and warming)

* "≥" means soluble, but saturation unknown.

配制储备液
浓度 溶剂体积 质量 1 mg 5 mg 10 mg
1 mM 1.7400 mL 8.6999 mL 17.3998 mL
5 mM 0.3480 mL 1.7400 mL 3.4800 mL
10 mM 0.1740 mL 0.8700 mL 1.7400 mL
*

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。
储备液的保存方式和期限:-80°C, 6 months; -20°C, 1 month。-80°C 储存时,请在 6 个月内使用,-20°C 储存时,请在 1 个月内使用。

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
分比是指该溶剂在您配制终溶液中的体积占比;如在配制过程中出现沉淀、析出现象,可以通过加热和/或超声的方式助溶

  • 1.

    请依序添加每种溶剂: 10% DMSO    40% PEG300    5% Tween-80    45% saline

    Solubility: ≥ 2.08 mg/mL (3.62 mM); Clear solution

    此方案可获得 ≥ 2.08 mg/mL (3.62 mM,饱和度未知) 的澄清溶液。

    以 1 mL 工作液为例,取 100 μL 20.8 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀;向上述体系中加入50 μL Tween-80,混合均匀;然后继续加入 450 μL生理盐水定容至 1 mL。

  • 2.

    请依序添加每种溶剂: 10% DMSO    90% (20% SBE-β-CD in saline)

    Solubility: ≥ 2.08 mg/mL (3.62 mM); Clear solution

    此方案可获得 ≥ 2.08 mg/mL (3.62 mM,饱和度未知) 的澄清溶液。

    以 1 mL 工作液为例,取 100 μL 20.8 mg/mL 的澄清 DMSO 储备液加到 900 μL 20% 的 SBE-β-CD 生理盐水水溶液中,混合均匀。

  • 3.

    请依序添加每种溶剂: 10% DMSO    90% corn oil

    Solubility: ≥ 2.08 mg/mL (3.62 mM); Clear solution

    此方案可获得 ≥ 2.08 mg/mL (3.62 mM,饱和度未知) 的澄清溶液,此方案不适用于实验周期在半个月以上的实验。

    以 1 mL 工作液为例,取 100 μL 20.8 mg/mL 的澄清 DMSO 储备液加到 900 μL玉米油中,混合均匀。

科研文献
The molarity calculator equation
Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)
The dilution calculator equation
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
This equation is commonly abbreviated as: C1V1 = C2V2
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