3-Amino-1-propanesulfonic Acid

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Chemical Structure| 3687-18-1 同义名 : 3-氨基丙烷磺酸;高牛黄酸;3-氨基-1-丙烷磺酸 ;Tramiprosate;Homotaurine;Tramiprosate, Tramiprosate Na, Tramiprosate sodium, Alzhemed, Homotaurine, NC-758, NC 758, NC758;3-Sulfopropylamine;NSC 77071;NC 758;NC 531;Alzhemed
CAS号 : 3687-18-1
货号 : A140624
分子式 : C3H9NO3S
纯度 : 98%
分子量 : 139.173
MDL号 : MFCD00008225
存储条件:

Pure form Sealed in dry,Room Temperature

In solvent -20°C:3-6个月-80°C:12个月

溶解度 :

DMSO: 1 mg/mL(7.19 mM),配合低频超声助溶,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: 20 mg/mL(143.71 mM),配合低频超声助溶

动物实验配方:
生物活性
描述 Tramiprosate targets soluble Aβ, interacts with Aβ peptide and prevents its aggregation. Tramiprosate favours tau aggregation, in tau transfected non-neuronal cells, and in neuronal cells. It does not affect the binding of tau to microtubules but may prevent the formation of tau-actin aggregates[4]. Tramiprosate was found to maintain Aβ in a non-fibrillar form, to decrease Aβ42-induced cell death in neuronal cell cultures, and to inhibit amyloid deposition. It can cross the murine blood-brain barrier (BBB) to exert its activity. Treatment of TgCRND8 mice with Tramiprosate resulted in significant reduction (∼30%) in the brain amyloid plaque load and a significant decrease in the cerebral levels of soluble and insoluble Aβ40 and Aβ42 (∼20–30%). Tramiprosate influenced the central pool of Aβ, changing either its efflux or its metabolism in the brain, as a reduction up to 60% of plasma Aβ levels was observed[5].
作用机制 Tramiprosate is a sulfated glycosaminoglycan mimetic which can interact with Aβ peptide, preventing its aggregation.[4]
实验方案
1mg 5mg 10mg

1 mM

5 mM

10 mM

7.19mL

1.44mL

0.72mL

35.93mL

7.19mL

3.59mL

71.85mL

14.37mL

7.19mL

参考文献

[1]Santa-Maria I, Hernández F, et al. Tramiprosate, a drug of potential interest for the treatment of Alzheimer's disease, promotes an abnormal aggregation of tau. Mol Neurodegener. 2007 Sep 6;2:17.

[2]Gervais F, Paquette J, et al. Targeting soluble Abeta peptide with Tramiprosate for the treatment of brain amyloidosis. Neurobiol Aging. 2007 Apr;28(4):537-47. Epub 2006 May 3.

[3]Hey JA, Yu JY, et al. Clinical Pharmacokinetics and Safety of ALZ-801, a Novel Prodrug of Tramiprosate in Development for the Treatment of Alzheimer's Disease. Clin Pharmacokinet. 2018 Mar;57(3):315-333.

[4]Santa-Maria I, Hernández F, Del Rio J, Moreno FJ, Avila J. Tramiprosate, a drug of potential interest for the treatment of Alzheimer's disease, promotes an abnormal aggregation of tau. Mol Neurodegener. 2007 Sep 6;2:17. doi: 10.1186/1750-1326-2-17. PMID: 17822548; PMCID: PMC2048960.

[5]Gervais F, Paquette J, Morissette C, Krzywkowski P, Yu M, Azzi M, Lacombe D, Kong X, Aman A, Laurin J, Szarek WA, Tremblay P. Targeting soluble Abeta peptide with Tramiprosate for the treatment of brain amyloidosis. Neurobiol Aging. 2007 Apr;28(4):537-47. doi: 10.1016/j.neurobiolaging.2006.02.015. Epub 2006 May 3. PMID: 16675063.