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Thioflavin T (Synonyms:硫黄素T; Basic Yellow 1)
目录号 : KM14274 CAS No. : 2390-54-7 纯度 : 97%

Thioflavin T 是一种阳离子 Benzothiazole 染料,在组织切片中与淀粉样蛋白结合后荧光强度增强。

规格 价格 是否有货 数量
500mg
In-stock
5g
In-stock
10g 询价 In-stock
50g 询价 In-stock

Other Forms of Rapamycin:

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生物活性

Thioflavin T is a cationic Benzothiazole dye that shows enhanced fluorescence upon binding to amyloid in tissue sections.

体外研究

Thioflavin T (ThT) is a benzothiazole dye that exhibits enhanced fluorescence upon binding to amyloid fibrils and is commonly used to diagnose amyloid fibrils, both ex vivo and in vitro. In aqueous solutions, Thioflavin T is found to exist as micelles at concentrations commonly used to monitor fibrils by fluorescence assay (~10-20 μM). Specific conductivity changes are measured at varying concentration of Thioflavin T and the critical micellar concentration is calculated to be 4.0±0.5 μM. Changes in the fluorescence excitation and emission of Thioflavin T are also dependent on the micelle formation. The Thioflavin T micelles of 3 nm diameter are directly visualized using atomic force microscopy, and bound Thioflavin T micelles are observed along the fibril length for representative fibrils. Increasing concentration of Thioflavin T above the critical micellar concentration shows increased numbers of micelles bound along the length of the amyloid fibrils. Thioflavin T micelles are disrupted at low pH as observed by atomic force microscopy and fluorescence enhancement upon binding of Thioflavin T to amyloid fibrils also reduced by several-fold upon decreasing the pH to below 3.The micelles of Thioflavin T bind amyloid fibrils leading to enhancement of fluorescence emission.

分子式
C17H19ClN2S
分子量
318.86
CAS号
2390-54-7
中文名称
硫黄素T
运输条件

Room temperature in continental US; may vary elsewhere.

储存方式

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

溶解性数据
In Vitro: 

DMSO :16.67 mg/mL (52.28 mM; Need ultrasonic)

H2O : : 5 mg/mL (15.68 mM; ultrasonic and warming and heat to 60°C)

配制储备液
浓度 溶剂体积 质量 1 mg 5 mg 10 mg
1 mM 3.1362 mL 15.6809 mL 31.3617 mL
5 mM 0.6272 mL 3.1362 mL 6.2723 mL
10 mM 0.3136 mL 1.5681 mL 3.1362 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 (protect from light)。-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。

科研文献
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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
动物实验计算换算器
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量)
第二步:请输入动物体内配方组成(配方适用于不溶于水的药物;不同批次药物配方比例不同,请联系客服为您提供正确的澄清溶液配方)
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计算结果:

工作液浓度 mg/ml;

DMSO母液配制方法 mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL,

体内配方配制方法μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL ddH2O,混匀澄清。

配置后的溶液总体积

1. 首先保证母液是澄清的;
           2. 一定要按照顺序依次将溶剂加入,进行下一步操作之前必须保证上一步操作得到的是澄清的溶液,可采用涡旋、超声或水浴加热等物理方法助溶。