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Okadaic acid ammonium salt 是一种海洋毒素,作为蛋白质磷酸酶(PP)的抑制剂,对 PP2A 亲和力最高(IC50=0.1-0.3 nM),同时抑制 PP1、PP3、PP4 和 PP5,但不抑制 PP2C,通过增加多种蛋白的磷酸化发挥肿瘤启动子作用,并能诱导 tau 蛋白磷酸化,常用于构建阿尔茨海默症模型。

Okadaic acid ammonium salt 是一种海洋毒素,作为蛋白质磷酸酶(PP)的抑制剂,对 PP2A 亲和力最高(IC50=0.1-0.3 nM),同时抑制 PP1、PP3、PP4 和 PP5,但不抑制 PP2C,通过增加多种蛋白的磷酸化发挥肿瘤启动子作用,并能诱导 tau 蛋白磷酸化,常用于构建阿尔茨海默症模型。
| 规格 | 价格 | 库存 | 数量 |
|---|---|---|---|
| 25 mg | ¥ 10,600 | 待询 |
Okadaic acid ammonium salt 相关产品
| 产品描述 | Okadaic acid ammonium salt is a marine toxin that acts as an inhibitor of protein phosphatases (PP), with the highest affinity for PP2A (IC50 = 0.1–0.3 nM), while also inhibiting PP1, PP3, PP4, and PP5, but not PP2C. By increasing the phosphorylation of various proteins, it functions as a tumor promoter and induces tau protein phosphorylation, commonly used to establish Alzheimer's disease models. |
| 靶点活性 | PP4:0.1 nM (IC50), PP1:15-50 nM (IC50), PP7:>1000 nM (IC50), PP3:3.7-4 nM (IC50), PP5:3.5 nM (IC50), PP2A:0.1-0.3 nM (IC50), PP2B:4000 nM (IC50) |
| 体外活性 | Okadaic acid ammonium salt (0-100 nM; 24 h or 48 h) inhibits the proliferation of AGS, MNK-45, Caco 2 cells[3]. Okadaic acid (10 nM, 8 hours) ammonium salt increases Drp1 phosphorylation and mitochondrial fission in rat cortical neurons[4]. Cell Proliferation Assay[3]Cell Line: AGS, MNK-45 and Caco 2 cell lines Concentration: 0-100 nM Incubation Time: 24 h or 48 h Result: Inhibited the proliferation of AGS, MNK-45, Caco 2 cells. |
| 体内活性 | Okadaic acid ammonium salt (100 μM; injected unilaterally to the lateral amygdala) induces Tau phosphorylation and protein aggregation in anatomically distinct brain regions 24 h post-injection[5]. Animal Model: Female wild-type C57BL/6 mice (6 to 8 months)[5]Dosage: 100 μM Administration: Injected unilaterally to the lateral amygdala Result: Induced Tau phosphorylation and protein aggregation in anatomically distinct brain regions 24 h post-injection. |
| 别名 | 冈田酸铵盐 |
| 分子量 | 822.046 |
| 分子式 | C44H71NO13 |
| CAS No. | 175522-42-6 |
| 密度 | no data available |
| 存储 | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |
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